A+#

In aoast scop, oa fli ?olltau aduotlire irrorlior crperilcatalrnpiltrB nstt ilts lactod s-s paeooDlzat rstodc Ilallcalol'm snb-illrlzate !'a oare conblnalllle da 'factort sa ral slnt llberrasds{lastc ol etnt 5rupata la toate rcpetlsltler iluptr uauldia {eotorl.

q.'il lsezalFq. tE pareel1.subaltvllq@ conatd ln illvlzarsaparcolalor arperlneutale lartl ls oara 9-a spllast uE hrata-aent fn paraaletra uat llatt oar sqp'rlpd graihlrllo ocllrl deal 2-1ea laotorl aoc6tc parcalc sebdlvtatndn-aa la rt,leut lorspro e euprtnde gradadrtle oalul dc al 3-1ea f,aotor Sro.lrdo

Ca arecpluu preaantdr o erparlcutt nn 09:96 Fo o6!q-teaa* tr:fluensa a ] factorf aeupra prsiinotlcl grdalul dc toaa-n* Et anuE6 r p3.anua grenergatoaf,s {E8u4ts 9l porunb)' adlnrclrea argturtt {ar6tEr* su?erf1o1r14, lornald gt adtrce}gt a!-ln1 {Boaostala 1, lnlof,af Daola). Prlual faato:r rup dacl doatrgreou{rl' aI Z-Iaa faotor } gsadlusrtr tar al t-lag faoto! tot5 gradudrl,. o astfeL de erpartea![ Et nurltFts frllaotortraLfldottpul2x5x5.

Hottnd faatorll su llta3a rarl gtr g:radudrll'c ou lltarsrlols flEeEta dla gradndrt lf lld fusoflt. sp!,s a !1 rooaaosoEPte, de un ladlae, ?olr sv6a arnatoaraa nolgnslatur{ r rosatllc-perlenlc r

{-1i - pfaote Dretsagdtoerso rr, 'o ulccea2

= Porurb'

i-$i- ettSnohca ar{tstl Ibl . aryrt Qtpcrftalrlbg : alrt nonalb- r aret edlnc2

C - aotnL

cl -

B.rortala Io^ ! Au,8o!81c, r Deala

hpi our sa obscrt& tlln f,19.76r fs Brlnr re9ctlllagrailudrtl.a factorulul A pot apaa{ fs ordlna sulerlo4. De asa-B,D6rle pot lt agorat* eteteaetlc 8f'edu6rlle faetoaolnl B Leprina gradumo a lel A gt Sractudrlte lsetosulnt Ia prtla6*acluarc e faatorulutr E. & eontlnuase &eC gredcSrtlo !soh-*[1or sr egaa6 randoetrzalc

14&

IE s{easte sspetiosf$"p oa} sel bine stadiat estafaotorql sol (C) ilomresa r1 aBarc da gaec sr! futr-o a1n6u-na repottfte. Dcetul ile btss studiat estc at factorul I {a-dlncloes ar6turll), grailu*ctl.e lul apficfsd ts fteoare tapc -ttltc dt doul or1. Ial pttt.a btac Earoctgti est aoiXucatactorsluf f (plaata pr"eaelSCtoalc) sam aPat :ln-'l o gln-Sat[ dati lnf rsl]Gttlls"

I

Repetifra I Sepetitia ll ,qePetiiis ll,trtg.]6 PlanEl uael eqpeelents Elfaetori,ala de tlpul :/3-rxj'

a$eaaia ln Paroeia sabdlvizatc,E4rcrtoufal,a poltrfsotorlale sqcaete Flo rtoda per-

eelclor eabdtvlsata, sfut fsarte r$apfndtrte ln noasatcl da.fatl b rcnc. dr ssrootala, ale eetgartnil studtgrea uaui son-ptrar dr f,aoto:lte tp vcdrrea sBorlrll yeodusftcl agnlcolc"

6"]. hsanlzarea sxpqlq6.r.1t lllccraa tetodct dt asazatt a arcrleztqL,ls:Ira aLc5crca ncto

-r,k4('. 'r4

* ff**v;* t*rsna},u$s tsss stil i* dispr*uig&e gt*u,.',r s6:;iefiaree otup*3.';1 de axperton!6.* S* ex*aEllc f,orsa atrun69S* a'i;*rep in3:i $ $m.pan e eSe a&rss lxn tard' e r*p* & 1 t$, [14*u

* #nrrlr;t"kst*a *ie s.*,*:.*x$#. dispeff-&b&3.S.* S.s&fel fu *s3"'k:..rila aoa;li:is-*5,ss ds sr$,e*Sa ee r,a&d,si ne srs,ami;:ess& &$m$.f*[a lm*uss de *a*1.i.*,rerq S& tgsi** *rr'*#" isei*$g$&,6$ uag"r,l$" d.* m$m:r,*$6.e *,-legea set*ds **r s,s$" pustme sope*9t*& ms d* *x'*r*rgrln p$traj*rJl"p$.trst r;a ?) va*f.a*te fu 3 *epet*S&g*

* ff*t*rte f,c&es16d pentr* ealecriasre lmeultat*l$n*,Featrtr f,leaase petad& Se agex**e a parcel.alnr e*te-pos5b3"1& *slrgnr6" scersf,d ocreot*i ds selsuLare a resultatlo:l.

. ..a,'

. 6.1,2. Stabl r lsea ilme*slu$iine emeri"esrslilup$ *3*Eersn *stodsi da *gezaer pDtr{i e:rpe*len}* ce

rrlmeas& ad o eza*!rt6*e eeta .aeessr s* proala*.a lrlEersr,un lleparceieS"r:: ql a futxegtrtr experlents" Ie acest ssspe o partriln date ae preclaeeed tn preelab{l ds c{tre ape.rlmectauorSl cu ajutaruJ. Lor se salclr3"eaa6 *'e3.eJ.al,to date*

Ordlnea ds l{rnrn aste u.rtsatnarsare pre*laeaa& nunSrul de rar[es** Ai de repetlf!lrsu*

prsfabs ::sccJ.tab[1& a utei parce]ee dl;:tanga dlntre rindurllede plante, l4llnea de }{rcrs a ees6*g"tgrtt el, ld}taea f,t.#ts teare ee eJ.l*iad de 6rc aa:rglnea SI de la *apat*le parceleLor.

SErnlnd de 3a sseste de?e sa ealsulsas$ !n ordlne I3.*.gtxea FsrselEt, sealata1 ld,gtcra 9i lu:rrglaes raeplts'bt]",6 ar:ne I par*ala" luaglnee qt L$glnea neul blocu Lungln*a q[ 34*q 1*ea exgertr enle I Al supr*{aga *:Kpeffie.c }oi*

?g*tcr e:enp3"tf,1saf,e, v6s lna a eajerrlongS au fn6r5*g{ialmte Ia griu de t**un$, Fs ceFB # r*& essa* dup& netortnbleeixrtl"*r ps Bn nlng*"s rtnd"*

1. .SsnSruL rie verieans *r 6fi" S*rndrai- de bl*surl {r*pe ttgl*..} * 55" fr,l,tpraf,agu .reer,rXtabtid a *n*i pa:eeetre a 4q s?+* $Iimtndet .frost*le p* parce$6u I * x fl s I uS" El*mis6,r9 margsxeSs p* G pex**J"6, or} m s p ns 3. s6* Td{l,mae itre lu*r* s m**ps$s$"6or$f. e Le66? n*

,;,*;f

.L" X6.$[rueS g&:fi;oir3$ sarii*&,;..., _.a;* ti.i j*r *: ;-sLS&&aeqgtgsr&s e3"&SIruA& de :,uerE ag

sff,6,6aussi$" a ge*r5'l :{ F s5ffi,.,fiu &.&!{aen :lsssI"ftebi3.& e enc!, ;icr*el* *s*.* res*l&6

d*ru d*.s*s"+ruge ntm* 3.&gimea pae**iat g$" *3.im*mr*"e$i,* mmxg$ne*

LetS-tr,a lLR"3. krs1pea rs*s3"&eb&I$" s Elerselsl *esst*& Sin na_

Ilortsrse salpragetsl :re*oltabileu xe I"&.tlEoa rsoo&EebtLs. r+ot4*eLom,,

4. Ixnaginea to&a16. * parcol"al Ea afLs ad&lgfu Lsrnaglmea ryeEs3.ftah&}& a parcele*p cai E a qars reFmae*ets *dl.inls$r$ls frsetels I lc + 2 x 3? q.

$. I"rauglnee lienl, bloo este ilet*- de produeuJ, frmsI$glnea 6st,a16 e unai pereo!* e& nseseu} de yerl,Ents c5 n ldttsa x 6 ycglerte I 1o &,*

6, Ixngleex erpeeiaa{ai sr* r.fl"d fanslfl,nd l,ang*noa*sul blpc $u nurodrul d* bl"acrlxi dtn expext**g&

,r

io a x } bi.o*erui r* Llo n.7" l,unglues totslE e axparltm9at ea detsfiEied ad4lr*

gtud la ).rr"ugtr,uaa axpanlentat f*s* d*ui i&glal eie wa!. p6s,*oel,e axperisestal*, d,eoareoa pe trotnr{,Ie exper:tergel *e *n*plasaaad dou6 parc*I"e ds protoogtrc, ss ${i llese}e Xstlueeutrei vapf,aete

: 5 " x ? :a lrr EiSoa+ioa*16onS" Id!&nea ax4rerianlet eet* ogal* an lcrgl,aee 66te-

36 s n*s$ par*e3.ou ae fllnd de !,4 a*Erpeelentu propus& re oeup.e-dset o euprafag6 r

l6sEx12a*192ne2!"o* Xs aeeatea oe adaugs. Eupxefaia ogupa.t{i ds dsaaul,

4e aecss ryi bend* de Bro*ecgleo a e*,r*e l.tXae var{as& fsfuneg*,e do expernaagli*

" "., . ].', Bs;1kqgsg-Hgg-ew,S,4.EF_re i*d,p* q.eg$g

elrp;i *,+ a*,i*io ci{}ir;a* d1;ae**l.ircii+ oxper*on$*i noSn,iir *irl ta b::*,lr*pi:.il*tr*& ,i$iai:a&*re.*] *rzss*e{,* 5}e &ass *onfargms t*de[

* *4***,* is*s,bl] i*,$,,a* S$&ts;t i;*gg*egg.qs,#Lgjl$+g&g ses $ses.s*ssa3 *

UtrI

- EEb*s putru 3:diurse* perpendloularelas* Sn 3'1p*-

asEstulE perpendlaularele s pot eldtea ce aJutont mul trl-rrrgn[ *reptu::g$[a confoc$lonat dla s:fax'trrcn latu*i3"s da 5t 4;15n.

- Brlate de otel de 2o n seu de 5o n Sl f,l$s ds st$-

o6"-

Jaloane dg lena sE vtrf arnate al&taur[ ] baaEtl'-

S sttt6 galvaataat*n de-a lurgul ofoela ee bat !i-rus!, pastru aarsasas dlaensturilor parcclElotr In ltpsdr eepoetB folosl o sfcar* bhe ll6sucXt6+

* TSrsFr, r-

Ctsaane de lscn pent:lE b4tut ldraqll"-

sspE pentru f&cut gdrlulefa latre 1nrcale.* Eildbeta '.ie t*bl"* gas d,e lsanp pe care e?.n? sorl-

se eu sopsear nrrq&r'.ri valtantsl',re ql eveatual oa raprest&t6f tecare sa;rtestd*

o* Tehg-isg--E!shs.-!4Elio Fltltrrr plohetarea Etnpulq! sr3rocedeaa* fn .felcl urndcct r

1". $s tresaaza prln ialsmat* F llala de baz6 parsl,e-16 eu une dln nargtntLe solel fl *sre so sfsst$eazd expcrlen-!a. Fs acsast& ltni.s se ndeoarl au aJator*I rulcHel 16o nr e-ttt alt rsprssj"ntri lungluca expcrlaa!e1, uaraf.nd capatele cccfte un i6ruE" De aoeqtia se f,lxeaai o etrtad lung& aau eef oar* rezlsteptd., Berfe*t cslartetd pa allatancntxS. tiraeattet bloe Latlnsf,"

2. In tusgul sfsrtrt aa f.nttadc pas6llca q[ ea e]s3hl-teaz4 prln grtebe$i l*gt**a peroeS.sloro adlo4 la sazsl eostru12 pareale cu l"*gfueea &e 5 sa {5e Elarssi.& oxpae't*,eatatre grXuedo*& paraele da grotacita)" ptoh6$tl ee bat SnsBra [atarloru].sxpsrlongqle a*t nal ,*psoapo dc sf,oarg'* f,Ar fua5' s e attag!.Langtaaa f lar*tu:n[ bLEq es mstreheas$ t'rln

&rIa eassl qfad s*gu:.t& ilLferaaf.' aq vcrlJlo& atgt aodul csnau fost rldlqae parpatdloeluelol dooareos dl.(arcnfola potlcaulta dln trasqtsa 1or gactlt4r ott gl illa l,4flrca c=perl-enlelr

Dao[ lsnglacs cotc anctd.l sa flxsanfl plohcltl oaresarclaazl thlte].o gwaclol,o: fa aerl"agt lod ca gt gc thtadc bazd.

4. Dup6 r.Csdrtroe orlturll" eo rarobear[ prta arlrferlcfr rau 1rla s3:!ros ltrnltclc eltrhlcll.sr lrotalo fll s:s-glaalcr

6. 4. Val sc ltlggge a r_cznl tatcloT rxp crtlea tgl q|}rhp loa cryerlleu talil lolosaEte oeloule ap6{ tale

pontlrt ergrtrarea plodtlotlllor obflanta la cryarleD].o loistlncnr ac f,aoc cu ccopnl. crgl*5rtl oit nal proclc a :rcznlta*tslon obttattc gl datrnladclt alrorlLol eare lt aJectsaglc

llogtc aoastug aJst6 la greclzerea espcriordtlfl,l nno-ra iltntre ve.rlantr gt ii6 atguaafa o6 latroduer fo Xuodcsttaga6 rot oolporta agarlaltsro

Lu crca or prlvcgta ndul de raLocll acaetc s cvolu-at odatd. ou ovolugle tabalcll arpcllnortal.ce aoal o[ rrtr-td procedar de oalsql apcotllas pentrtr natodclt vochl {gle-teoatl,oa) d. agcsars a lnroe1alorl olt gl pcntn netodckgot da aqeaere,

e au Ie bazd dlapcaerca latdoqtrratl a tarl-a! te loar

!.4.1. Talorlftoarea a-psrlautslor dlrpnscdnpi vscblle tretodc dc e8aare

Parbu oalaularea gi lpta:rgrcta:pa itatclu rrpcrl-ualtaLel 3a expcrleole dlepaac daBl vcohllc rstode da agera-ror sc foloecgta rodal ds lulo dupC, Ittocharltoh g[ !tnd-hard.

Exalpllftoda aoegt aalorf,L porulad de la drtgle obgl-nutc fab-o e:rparleo!6 prtvlo

ara5 i tr?atlr15

i ro,35

lsr?*,11r?oio, 15 lloolo

l4*

"'i*,rleu&s:'* xB{i*1s:e*;a i* *;: fir' lai; 3t5ti'j;rilreLe I?t * els*ait 4e dcud a*i * Sgglgg r?,

- arat tra 14o15 cs a

Y" *' ;:c 1g l&*es su ;V* * *xat ls l$*P* fir-*eF'sretlenl:e s*,g ef tl*ta;at {X l+ repetgtgl6 $e* Sugyg,af,a*&r f, ! t e!! f

!s pa*aeis,! r***l-tabtl* a f*et iie {.c ri.a' Produc![lXe eb$lnn*ten fu Eg pe paruela resol'tab1L&; sf*i fuscrtse fr bab" 29'

Tabelutr 29P:'sduclXlle obiXaute la grful da toann&e il kg pa

nas4aIa recOltaeli4{4L14Fl@'

1,:f r: ,ir.e::lanta

il ..a,r tl

A::e r, la.A i;i laAreit 1.8

?*ctruts tr (rllssr:i.tb*l,r1" 5*

"

de dr:ud. orl1{-1"5 selS-Zs *m33-5c cle

9r60}a"2slc.

-sg0rycJt !

--'

{x "lnll

1l, oot

+r+q Z0IS I

lo,7oi9'6o

ilitsi# *xpsrlse$?aie obfirrte El tnreglstrate fu ta-l-.ri:1 i* ee oelcul"*aa*L ia c**tlnusre pslms f,lecs3+

"arlfl!tAin -car't* "

exenpltfl+ar*! presentds salqutrel"e ie varlan*ile dosb orl)r asegtea ftlnd preasstate ta ta-

tabel"ul ?aY., * Siseuit iit douA ori (nartcr)

J.occ) I?*r:?$3pea**

:

-....-t*-...,*-..*.Tn tqhs$"*a *q'*ri$ssr?&ii{ P**dustX,a u*e$" Yerlat}t}a ss

exprlul& prtre $lrodutg[n eed;{,n a xepe9i$&l&sr sssl"E I verSaateo

\49rl

2

fr&-')

Eualtd aedi,E srltno,tlcd gS se ealouleaad 6up6 8-sars gs*el.a! la *

u n+%*rrr*\ fu oare rD

il s rdia alltnetloax ! prodrclla ulel tpottftlD :s Dun6rul de repetlflt

Pentru exeaplul nostnu (tab.3o), uedls arltaetlodv6 ft r x _ Z+co + 2ztz !?t?q i zzi,,- _' ioai- --"+

-,

- *r:_

= ?26).

tledla arltaetlcd prealntd tasd Eultd slgu::ang6 a_tuno! ofud rezultateLe parllale dln oar.e cete aladtuttd,stnt aproptat intnre ele, latruett tn acest oaz srorllogtnt alol.

rr vederea etabrrtrrr erorrlor oare afecteazd sedlaarltuetlod sete lecesar ca nat t.rrttt si oalculdl abaterllelapetlflllor faf6 de nedla arltnetlo6. abatsrlre ge notEazdou V gl se oalculeezd fu plus sau fi ltnus fa|6 de nedla a-eltaetlo4. Dacd aaeagtd nedle a fost blnc oalauratdl sunaabatertlor qE EErDul plus este egard eau f,oarte aproplatd ouguns abate:lllor cs sennul nl.uus.

Pentru oaloularsa erortlorl abatertle se rldlod lapdtrat gt sg fasuaeaz6'. cunosclndu-le suea pEtratelor abate*rllor ( f) ss calculeazC

.g.Igetes gtj,locl- absodlel aritnetloe (nJ' dupd fornuls r1/>v2 dm =.\''l?e#- = t 4e"=w.61FlT.Eroarea alJlooie absolut{ a sedlct aritnetloe poate

fl extragd cu ugurlngd dln tabelele Zdller, la fnnolle desnna pitratelor abaterllor fZf I sl nundrul de repetllll.

lnedia arttnetlod oalculstd ilr iehnloa experlneatal6va f[ tnso]ltd. tntotdeeana de eroarea el.

$e exenplut Zt6J g 49. Aceasta aratd cd producfiauedle do 2E6S kgr'la eete afectatd de o eroare i.p plas sau funlrus de 49 kgAa.

Exprloaraa erortt 3n slfre absolata !u ne d6 poslbl-l,trtatca eS ao ddn sgars oq qtqrfut{ da ndclaes al. Dta acea-

*:rs

eta sauz6 sc caLculeas* o sfoaqc,ql,ilgqtt F+gt:1"6,g-qaiitiltarttlgtl"ce (n *)1 adlc4 sro.rr.ea aare af+ctesgd loo "rutt'ii|lde prodta. se salouleazd it*gd. f oraula r u S rr e 'r loo

}esttru exsuPlul nosEu; t F z $fu},99 :r *nr"

Fentru oa datele oi;ftuutc ei poatd f1 lnate ll ooasl-derafle:

^ fr trebule s5 fie ual atc ilcatt qlfra !'

Dupd nodalul pezeatatt 8e calculeasE SatEIc pta4 I'aeroarea nljlocie ceLatlv4 E nedtel aettEettoe 9l peatru rce-tul varlantelor luate ta studlul

Pol'alndu-ee de 1a aoegte valorl ga fao apot calqulc-Le neceeare conpardrtl +t tatcrpretfull rezultEtelor axparl-qestala. In aoest 3oop, eEl Lntli se oentralLzaaz{ tat*-rutabeL (tabelul 51)r toate datela obllnute pt!6 ls arlaauljlocle relatlvE loatrsslY (aol'.lr2 9t !)'

tabclul. 11Stnteza datel.or ezperlnes tsla

Var lanta Mts sfr D+uD s hoductlerc] atv^ {Dleault do 2 olLArat Ia Lrl-15 oBArat Ia 18-2o anArat Ia 28-1o or

2265cl;92568{5926Wt?2475t37

2rL62r*LrVTLtVV

llartoc+asV{?+a299$1+2t ogJ9

StZV7 ro5)t56

loorooLL?r7g1l8r}}1o$r2f

Se calquLeaz6 fu contlncarer ellterentele de psoduclle(D) fu plus sau tn nlnusp oare ss fnregtstreaad la fleoars va-rtanti faid de nartor (col'4). Intruct,t dlferealetr.e de p:roduo-!t se calculeaz6 tntre vs}ort oare strt ineoflte de ero:rl glileoarece arortle Efit transulelbtlol esto neoesar ga fs oontl-rtuaro sd ge calculeze orortls oare af,ecteaa4 dtf,erenlele deproducfie, In acest sooB se caLouleazd. eqoerqa nlJlqc-Le aJLl-ferentel. oars E noteaz6 ou nDt folostnd relafla t

*'l:l roarea nlJloole abeollrt6 e varla.Etel nartor g:a o!8BoB ntJloole absslata a sarlantel de oonparat.

Ihronpla I Bentru dlf,eronla ds Fsrodnctle de + +ag kg,/firegtotratd }a saeteata & (ere* 3s 3"4*&5 oa)s ecoanoe u1$-

la cane rtr%

ba

-'l'.*

;.oqss e dg.rsr6egea' ffis * glvi;tl;F '*

,'0.Fegfueu e Br:,fuee sons$Sara e'd fe::**i:& ii* 3roduo$tre 3n

p3,$s sau fs n&nus fasd de nartore si6*r$n *s #reb*le sd dep6-Ssseod de ael. putXn 3 prt dsoarea sle Acss'b lse*u t3. exBrlu6.coaflclentu} da slsurantd et dlferentol oare s noteazA cu S

T\(EoL.5) 1 sa salouLeaad dup& relalla I S ;a *6ff* 'Sn voderea *nterlpret6*it raautrbate3"exu *et egt,r ;lsrta-

ear a& ss stab!1e&so6 +[ prsd**f&13.* re].atlvs" In *oest sct]petn ui.tiaa eel.oau6 a tabelniul de s$ntes$ a pezultetelor {ooLo6)r sa ealeulcaae produetla relatlvdl oonald&rtndu*ee produc-tla nartonrlul egal6 qE loo 6n

Dtn datels oalculete St prese[tate tn tabo9lr reaul$dcE fa!d. de vartanta disou*td de dou$ ori s-au obllnnt Eponrrl6o productle astgurate (2Io - 4o3 kgAa) fu toate eelelaltoyartante oeroetatee danl totodatd se poat EonEidere *d ailln-slnaa ardturli la poste X.4-15 ora nu este neoesard" Ba nal multqIa andttra adtaod (e8-to ca) sporul do produotte rea'Ilzatl de21o kelhsu este nult sat nla deoit eporul obitrut ou erdturdsupeef lclaL6r gl anurne 4o1 kg/ba'

6.4.2. Ygl_o-f.{t.lralree__e:ffigl*l eE telqr 4l spg_sq dqpaE 9J i- Egt gd o_ 9q rq $eii*Esl

Ie bazs valorif ladell experlenfiol.CIr dlspuse dup6 noltr'enetode de aEezare et& Agglig{_yer3gq.idl"

Ansi.lza varlanlel sts o pretod6 de valorlflcare a da-tel.or experiaertale elabsratd ds RnA.3'lseber Ft se earaoterl*zean& prln aoeea o6 eror!l"e stut anallaate sub raportral odttu-lor eare Ie provoacd. dl*vtnbuL dsrlvd ds }a ternenu3. englozsvarlaaceti catre fuseann6 EsencogDltatec

?arlants este clsol o mf*r'u:'S a aoEcr$xlltAlli datetrorsbslnute fntr-o e:Berlen$6o SeEtr* a p*tea val*rlf$ca aceetednta6 es*e peces*s sa nat futtt sd ne er:nvtngera dasd" dtf,ereu-$ele de produ,c!le (vartafil 3,3e 4e preduatle) furegletrate dsvar!entele exper&m.entaSe se Gatsrcise. fa*'&spuLu$' *au f,*Etsrf-Lsn s*udla$l erl erori&se experlnon'bale (Rexe*peoib6sl$, Sehn&*o8& exprse&menta}e sau neu&tfe:eestdg&& stp3"*I*$)*

e5

T-E uLttBA lnetangi, analtaa rartaafal at aputi s& !g-crs a *onparafle lat:re nirlrBa callgllllea da prodlofla da-tar'3td factcrl]-or etntlta![ gi-aee a varlaf il]cr dc pladucfk:ea.raets de dlfartte erort r4rrrteertale (canae tattaprdtoacq].

In stbua|la elad ejragan La oosolnzla c5 var.lagilladc groduoflc sc dstoress faotorllq:r studtagl ql nn arorilcoxporla:ntales slnten algnrl oc. dtf,rrealere da prodnegh ob-ltqlts trtne varlaateLe expellenlcx atnt certc gl vor stabtltrtn oorttnugre gradul Loat do accrlfloallar

r. valorlflcarea rozultatrlor a'.partnentarsl r.a toatanetodere nol da agezare se tolosegta analka rartalfal, ![odElde aalsuL iltferd insd de la s aetodE dd asuEre La alk

Indtferent tngd de ustoda de ageaara pcntru oar 68face cal,cuLull produc!llre paroerelor e4rerluaatalc :resortatsra aoelagl procent de aeldttatc gt G:ryriuste oa producilt raha se fassrlu p un planr oopf,ora agezdarr p,aroaler,or pe ta-nen' Peqtrr a ugura oalculelerproduclLlle se e4rrlnd. de obl-cel prln doud sau aeL nult ) clfre (t/\s sau qr&a)o

csloureLe Ee Bar pot [gqrEe ntesor"fad o[ ececagl aan-tltate produc!ra flecdrel paroe!.e, aetf,er tnott toato opers*|ll'le neteoatloe car urn.eazd s6 ee efeotuaz ou nqcere ualnlcl, urrlnd sa La sflrgltui calcululul, poduolla f,tecd,relorarlarts sd se n6reasod ou aceeagl oaltltater

rp conttnuare exeepllflo6sr nodul de oa1oul al detelorexperlaentale pe[tltr p:rlnoipalele qetode pol de 8g,a6!roo

Feutm experlsnlele agazate fa bloaqrl von Iaszeptadetarlat etapole de carcul; q3atn{ ss la eelelalte netode dEasezare ed ne oprlu nnaal aau1lra eleneatelor aol o Bp&Fo

15;rr.a .1rffi

Pent,rq exenpr.rftca'e vosl lua o cartard conparatlvd ougase sol,urt ds ertu (6 varlante), agezata dupd netoda bl0cu:r[*lore tn pabru repettli!"Etapele de oalcul" stnt um*toarele ra.o P*odnctllle pa::oelalor. eryettrnentale a:rynlnatc 3u

l-i .*lh*,e*: i'.*ssei,g S.n1*:*,;* i;*b,*3, i:,;p;:ii:;.r..:ir :..,r,1e& pax*rls.i{}r p be*e* {t*bei"rr} }2}*

Te?:aj"*i 3*Frer'due!*ile aro*gate pc8r*.t"i1i *rlawad*$t 3p* tn cmF

r)* ladj,ctl, dln r:olfurtle car*ucl.!"sr raprezllt* nuae*elevarlan telor*bu Se ordoseaad apot produofllle pa va.rleste ql

blo.r!r! inscrll.udu-so ,iateLs i,ntr-un nab6l {tair,}3}. pentnrslnpllflqa-rea speraillLor as poatH fol,gel dtrscr aosat tabs,lfdrd" a nal Lstocnt un alt tabel.

Tabelut ]lF*oducll[]e ordonate p ya:rtast6 el bLooql:i (t/]a)

5;3 jr4 'll lrtJlt215 2rg tro"6

5te 3tj 3r0 9tL Lef 6ar)J' I

1an l-ui I i].5r9

1

arra jfx*],9i;": -Le.i;*l"r;;l"

'iry isaS sus, fu sfer6 .C* produof t!,&e ee***l:lete pe v;r:':ir;rril{r,ir!t te3*nr:g$, ee s*1, de}.n*},ees$ I ssua prs*ti,;,*f .L.ilX-*r ;',t::i;t,lii;6g-n d)**psfte eu **:oee6$, vari*at6.'{y), sr:mE$:'::*rii;tr:t$ t,eI l,r.ir*slc,l*r dis f lseere b$*e qB] $g sgma prodllo gl*ll.*i' **S,i;i.i;:ir ;.ri1:";1:iri:*ir:x *jSn *xp*rge*fd {I;*}" Sgt s:ln tahslss ptlse;'s'S. *d. 5,x, * IB *I T', fap6 ss n peentto ed. verl,f,3,*$

i.:

$

f;$

fi

SSsouI" Frwdue6&$3"e pa-areleio:: S/bq

si*I tIi J9./ 2rf 9te' t .r4,t9 ( 4,35 A2tY

4r14 --62rt} ^4'I- ?3r5' rrzL I e,sZI )to' 5,g5 --1J' J )rE6 2,62 I +, *4+ "$ja t IL)la "ol {o55 lrL' i 5"4'

4rX i 4ro4, I i, 3rg5t6 j ]oS

t5rc6o daoi tasun6rlX.* s*c f$su, ssras'&.

s. Cu ajutorql datelor tal (6&U)rbloorrrt(Gh), vartentc{Iry} S$, oroare (clg),

F.rz-*-1r*

te#._n

&J.

, @ repeezlats. a e*g$ume *atena*&*ed Eult fsS.oeltd tn salorlflsssea argnrtenfej"os* $uadrul Lsregte grtctdEauna nsl otc ou u&g daett nuqfr,rtr3. te:nenlls:r dlnosre s saloulaazd tcdtra.

Solostrea gnadclor da l"lbortate Fc e:ptlcd de obloelprln aoeaa od dupd calouLarea nsdiei nundrul ter.EenlLor oa:repot varla llber fdrd a oodlflca faloarsa eoestela, agte eu 1nal eto dEclt nuqfoul total. 8nu1 iiln telnenl va pri&l obll-gstof anuntte rslcl & fnnolls dc rarla!la sslorlalttr aet-f,al oa valoarea rcdlct ad r6c,tad aasahlrbatd"

Da erenpLo, rcdla ? poate proveal dla pabo sullers II 6Ln aoeste &urere pot f1 alees tadepcrdeat I prlnul poateft 9r aI datlea 5, aI tret!.sa 8, lar al patrulsa nuedr eetsblooat tltruolt !E poate avca dcatt valsarca !n daoaeros tru-rat astfel. Faten obthc lEdls 7, h elot reaultd pl faptulcd laforlatle ouprlncd lntr-rr.aul dln tcrnast re Ea! eete ne*oesard riaod dlspenaa de :cdla arltrctled. Sl da reatul tcr-ngn tlor.

Sooeettatea dc a folosl ntra$suJ" g:eadelor de l"lberta-tc fu losuL tundrulut totell so a4rlted, os s otrssgtr !6tr6-sasd dtn oauze auildrulnt nle dc rapetiftl sa satre Laordrlob!lufrdu-es fr folul aoesa o eetluerc nsl ooreatd a yaLo-rll,or reala

- f,apt dcrolgtrat sateoatlec

Gnedels da llbertets Ee csleuleage. agtfel I-clr!rx-Lt24_L' 2'--eh.b-114-1'3

-ck:T_1r6_1,r5- ch .,rlt - (cfu + elry) * Zj - (5 + 5), t5

er .lnellze varlaflel"Yartalla Be Doteazd ou slobolnl e2 gl ge saloulcasd

ralrorttod ssra Fdtsatel,oE alaterllor Ia gradcl.e ilc ltrbertatacoresgunaStoat .

"2,' -Verlella ea calautraazd

- pentaq yeleiante e2

=

pan$u vertaEte ft pontru

*nry2elorf.

- ;errr', .rroe;' a{ - =;*

*4# * ee*26JT*rtq: 3,#sste Eie'*e l*e

re poestli 1;::;r:'iri g tXe 1q$ab*ir:3"

E54I

nE::tr*3. lse*.sS. f*ta*u* tabnl aa*var'ia;srgsX..*s6$ {t*belu} F$} n

?abe3"n1 34

Frs"ba F

:-; ^

i.r-(JA' t U* A

,Ta ri ante

.* e*I?SrSe0$n;6I * *ld;l

?

** hff8# - fl;t3r1se36+&5 o * o362

$*e el*tdn 1* 9.n*cput * vaelaats rep*ceg,nt6 * mEsrr*rd. a necqogenli,ill1 dat*Lrr expertm*ntatr"e (a varla!i11or d*pra*unl!s i, $*cl va::[*nfa sartan6*L*tn in f auelle de sariuitse I s pasl* canliss an nl:natr ef ssiul ear{agl"t}*r ela Prodtrctis:ntiepi6toars c6u pe ifugS" gce$te;r St trs r:anpon*nt datsrati1:: e're.r ;;elnr real; i.tnure vaiisst* i lnfluents trstannenbulunpssi'i:.';i ebclo Frezenia sau abs*n$a va:le- tttror da proriua!tace u:lsars s faotorulul ses iaetarllor sturita$ir se puae tn e*vtden;6. Frln csuparsrea xarlan!*l parlantelor c$ varlan$a e*rorlt care cupripds tssotdeeupa nuaal efestul flnctu*qlei fu*tinpiEtosre* ',.1*epalqr.ea ceior dou6. Yariaa$e *e f ace aalcslts*Drobr. 3

-({ienuu!ti setfel" de cdffe Spedco.r fa ooaetea lu*LA._i!.ss-nE-S.r pinln tels asallzet wertastel ) 6

^dclfP-

-4*E

In easui qxeeplx,l*t p*es*Etaty F= $.+F# o 4?rI?e t ?butu'rc.a F EAxltd pemieu e::p*:"i*x!a re*.p**t*q* s* 6sslpe,*

,'i ':. ':.i:;rra .i cel;*:i.i:r irfrrrrin pen'\;;"T S*.*;"S:USL+.*.S*!c**:.l**X*Xg^!*g"t_*ifi $': l {,it k fr::r,';?}.* ** sr:}.s6"rr.n1 g;rade3,os"d*'.?.1.;-,'r:t;EeF

*l *e J,+* **r:,* :i *:.1.p*Eu:,,i"Etri pr+ilabLlisrsi* S gcff;sSl.:ex3.,Js, i"Fi se ta*bs3,*e

Iepr+ila-n13"it&t*s *].ti.i;s-,'ri",x. ."9*el"r:,r**.t **aul"$euar e.6*,:* pff?tirr.ii

':s5r?1"; i i arian $e-l,:

5sr4./"n

? * I S $.asean&d, od Saraela {prabeb&{ibetea} de a sbg!,ne aoe_1eagl rsaultate serd de gy fr, lar neryausele strnt d,s 5 ft.&od valsarsa F obltautd ta experrentd este nex uare

ur

'1i ..:..:

riarias6a , s +? = .uo1;?5 tr,be. = 4"1,?5 k/he

Tertarre * -

1*'o s Tr?5o ilba a 5'?5o kg/hs* Fr*d*ella eedle a tcteegttr tqerlen$e, nstebi oa i

se cal$dleata ieportind Euna prodrre$1trloa tutalof paroelalor!a c : =:.:i lcrn aolc1 r

i * -+ * %f * 31496 n,/ha s V.4% tssAg

Prodi:c$te nedta s f!@agl! axperleula (i) eq tntrebs-lulear* ca rart*g. Xaattsnsa c& se poate folcsl Oa Eartor Btuna *lstre varla:.* &ele arperlaeptato"

- Dtieieaiele

4?e

sargaDtas t*#*)plEarisnta4 t=*fu*516veriartaS a.iF=6,12

'cAvarlaata6 t--iffo&ritrn tupotla do valorllc t oalstrlata gl de gradale de

Llbertete aX,e erorilp fa oazul aoatlu GLE 3 Il1 se gsutd t!tabolul, anerd IY f'robabllltatse do traasgraelule ( P 5) oo*reepnra6toare ftooSret dlteresfe dr produogle.

Peatra aprsolccEa secnlfloaflsl unel dlf,erente deproduoilc ln faaa!ls dc pombablLltataa do ttansgtaelune ao-reepunadtoater ta tshnloa e:perlrcrtalE es folosesc un6toa-rclc gradc de gcotfl,oa|la gl totdrl r

E-E- ll,-o- t.6 r t rsrads de sarutiTsacTe sontlqa alef l,oltP , f tcacnaiSlsattv9 =5F -1f goesl.f,leatlr rP r 1I

- or1 F iltethot geulflosttv r r

F r orl I toestc gcoll.f, loattv t r alxenplo t pc[tau varlaBte I valoerea lal P S oe gC-

eegtc la latersedf l,a rfndulul lndloat da t - Lt} cu valoa*r6a oorsspqnz6toam Ch t 15 (tabeX. aroxi IY)r f,tlnd egaliou 21s)' Daoaleoc ts eccgt aaz 9 5 fs dtf,erenla !u egte eeEFnttloatlvt gl 3n drcgtul et nu so ra f,aog alct o aotare 1

- paottu sartanta 2 (t ll ?r|)t F ollo Fr Ineeannd cd

dlfcscala cats f,ogrte eentrlftcatlvl.lllnd un daf,lolt de produolla ee noteszE ou I cer-

ount (ooo).-

ptgtto vallapta I (t o ]rl)o P * ofl5 %. In aceetqEa dlfe:reafa ae oonetdar6 dlsttaot seunlf laatlvfl deoarceeoor.espunde Ia P s 111 J lro f,. Eatsuoft yarianta dd un at-nuE de prodrstle ss Eotease ou don6 cercurl (oo).

- pentru Ya.rla[ta 4 (t * ]rl]t F s or25' Sltuaf,la 6

elatlerd sartErtet 3r ilas f,ttad q! elryI}lug dc productle dle*tt,aat eqqnl'Sleatttl 8s Fteee{ ca doq& aatsrlseml {x x } I

o

ooFO

iSci

- ,l.rre'l;-i.:"' teliks*g 5 t t ** e. .,.), J ; Oe lsn Ptff i,.rir!,.,i::i r :;*.lua;le *a tn gsri,afrta ?n dar tx qoest seu gveg dlx; ui";!rs de pr*r1*aiis fcarte seentf traatt" C$ me notrraad e se 5:;;teriscu:! i"xruri A

- pr::if:r'; var[;,:;:ts S {* * ls,3}* F * 3u6" }$,f,er+n:t1* de

i','ro{!.i.:$le r,;i'e*;i::*nde ***l 3,,q F e* 5 F, * oL$* geee s &s ig*gc;&n dlferen!,; s*nF1..CIsatl,v5* FiXnd us! ssrpj"rrs r5e proeir,lc!&*seat lilsae i,vs & a*tesr,* clu un as*srls$ {xi

"r}; dat+l.s nalr*iate se fut*amests $p tabsl de stgi:c*:i c. reaul"ratelnr exp*:taental"e {tabelsL 55},

fabelut F531n te ae r* aultatiels* expertsental*

illr -1

l,'--. I

+

l)x

' +L/7i l9*si 5'l5tti )4?b

1"19r Ie.A'I I 1 .:':

Lclrl$I oi: , *:*3:'$:$o, )"c,?5

'Ss

+ 6?9+ 4"r'4+ *54

.- i46* 4r!6'* s.{6

+ 6ol+ }rs* ?r.1

* _{ri

- 3n1-,?tI tl

o!l** 126

ail:*s?5

i-a !

ffX

8S*oo

i 3l(a'

i .:-)*

i,: _ ii6ia i?*rl'antei*: ae ins*rir"i fx ta-oer rr nrqtr::e des*rs*atgds

a p:'t.l,ue r! 3"1qr s-*t 3.n*t* u !,rtarualtndr:*se Ls }*:r:*i Fs b:sgv **pro;;rt[* nedte a futu*gi. I ex::srXafi{e X {ua*ftnru].} *Fem*yu s rs,.e[ r:pe-ra:r"{ $";:t*rpr*tere s y.er,uitate}*rrntg **

*es.t ta'nei p:'clducgitrL* xe r:r,qrlm ryl tn ve:.r-.,:?1 r*3.eati,v*u ncur*elfleripdr:*ne pnnd,rr*lLm qtarti!ffic}$e s$st# *u 3.*.:*

iltn *a-l,ei';1, Ce : ilf,*sS, n. p*n::liie.tiLl.il:;il ssFtratr$,ffiss.*slq1i tir*r-:.r !:.: :;'i,r x's*n**d" *$, j..i,* *a.F.e 6 $j{ii,i.}}:.I :le g;rfln *e*e m$a&e,lu:iry.* i: :i i,t4.,5.*) e* *s,t r,1+;t,:.:.::j. rie rrgcil:i.*tte trrriqi,*"rg*e fgb,$ {T,a1&*tii.* vf.ri:i.*$ts3.m?o lrl+ri:.?t s*1fi'.yg f.l"l $f ***,*i ld,+:.rafu* rte p,af,*f;:*t::;: i.t'H" pi!,*t::$ iir.:cr. ri.l:.:ii+ {]*,$r:,. .fE.irilrt fierillr_*{]:l"i,l.e, *t fX np*rt!_,.*.r'!.. , s*l*lLXt + r;l lr ]-.: ;ir.r::"e s.rtnf.j rtsr.a!;J,n* ;i;.r f,,r*ele,ig$[e g]",*&{1 6r:i qqlfi .gL, :r*ap*r:,ti:r f i:*r.i;,:.E $*i$.Ft.f t\iat$'F,,$}"_

.+l*s I iUs-rsAa i *' Semptf,0&tl,*

e?r

dlf ereatelo_r i--iri tdDi,fe:renfa llnltd (DIr) este s c6rlse oare aslgurd o

val,sesa ulnlmd a surjlusulul sau s def loltulul de produc!lepentru probabilltdtl de traasgreelune do 5fo, L% gl de arL%.cu alte cuvlnte se oaLouleazd ott de aarg trebule ed fle odlferen!6 pna'E a f,l seenlflcatlv4, dtgttnot seruriflcattvdeau f oarta sotsnIf Loatl,v6.

Dlferenfele rlnrtd se oaroureazd finurlrnd varorlrot oaloulate teoretlo pentru p . 5% I p = L f{ i p = oli- fr gLla grude da rlbertate ooreepunzdtoaro, cu roara dlforen-$el.o:r a6 r daFd relalta geuaraln r

DL=t.sgPentru e-anplul ou oare sa lucreaz6, Ia G%

= l5rln

tabelul ane:d V ooreepund urudtoarelo valorl t rpaatraP=51 t=Z1L|p g l F t *2t95PrrOtl|

- t=4rol

hoarea dlferenfeLor s3 , oaloulatd anterlor f llndde l.1o kgzAa, ee oblta qra6toarele dtferenfe ltnltd r

DI'9fr -ZtLl rllo oZ74 kg/ha

DI'Lf .Zt9j rIIo =724 kelba

DL orlfr =

4ro7 =

Llo =

t*? ketlaSe oalculeaz{ gt dlferen}ele llnltd l,n valorl reLa_

tlvar raporttld vaIorlla absolute ra pnoduo!la nartorululgdupA ralagla gererald ,

^. - DLr . Iooyu.t

-_

Sc oblla astfcl rDr, 5fr :' ry#a5,(,91DT' LF s wzlp6fiDr.t o,Jfr = ry.46** =tzt*F

Dlferenlele llnlt6 tn valorl absoLqto gl relatlvc8. tlaorlq lacdlet srb tabelnl d6 slDtesd a rezultatelor

(tabelul ]6) aareLlpsesc coloanele

DI'5%= 2YDLL%= 7?+DL orLk 4t+7

Sln teza rsuultstelor 6xllctlaantaleYar ! an Ua(sorrrli Productta at4le Ssnslf, loa?lakg/ha %q

46Xt2

4L7519o'o175o5+%)59o)L5o26tu

119rS1'55Lo? t26Ioo loo95t#9orlo79&o

+ 679+ 404I 2r4-

U'16

-ry-

845

xxIITt

ooooo

?6*:

qst6 aFeadnd.tor tab:ulnt 55 da:r dl.a oar*peniru tglPl.

lbbeld. j6

616g9r25

E*78Pentru stablltrea gnadeX.or dc eeontttoalte sa oolpa-

rX dlferenlele erperlnentalc es aoeste dtleranle ltrlte"Aga de areaplus dlforcnla de Froduottc de + 6?9 ES,/

ha (I9rr F) obttnutd Ia golul 5r dopdgEets DIr orl'f trprs-zentfnd un surplus foarte Eeealflcativl notfndn-aa ou V ae-terlscutl.

Dtferenfa rle produolls reEultate b .otEl 4 (+ 4o4keAa) se fuoadread latre IIL I t ft Uf, orl 1 llladl Et BErr.plue cltattnot seulftaattyl Eottnda.da 6E do!6 gatetrleourlo

Dtterenla ila + 254 fgAa obtlleti la gotul 6 .tltarlcuprlnsd Lntre DI,, tr Sl Uf, 1 l Eete scralftocttri gl ee Do-teazd cu q! aeterl,sq penttu oi ertr u! EunXllus.

Ia gotul I s-a lnlegtstrat na daflolt rlc prodqotl.de

-146 keAa, ctrar fltnd nat nlsC. dsott W , tr cgte Eescrnl-ftoatlv6 gt lD dreptul el nu ae faoe al,ol o Eota$tc

Peatla ellf cranf etr e 6e pcoduoflc faleglabatc da sofprtle ] 9L 2 (-1& kBAs ryl roapeottv -84O EgAa) gmdal.e itesennlftoatle ee stsbtl"aeo ts fel sa Cl pcntrr sotullo 4 gl 5rDarl dtrtf,et$rtoto lllnd fn ulnuey .. ss notcatd su dor6 *l rcc-peetlr eB ) ooreurlr

e63.

Din aarprar prercntat sc obeer"6 c6 tadlrerent deletoda tol,osttd r.a etablllrea gradelo:r {e eeenif xoatls a dt-fcr:afclc (palobs t saq dtferenfale llatl[)s se oblh aoe_lcrgt selnlf lsall loSotroshea drrerenferor ti*rt6 (DL) astgr:rd evarua-laa oolropnnzdtoarc a eeEnlfieallet dtferenlel0r orl da clte

orl avcr dc-e taoe ou so'paraftr pr.anrflaate trcd de la Eoa-tarea crpellenfa! tn eoopul de a oon[Era un nua6r de soltrrlpol au solul, rartor ratonat saa penhru a deternlna eflcaol,ta-tta trlor aanslto ttptut clc f,.gadgdetlte fasd de nartorur ne-tagrdgat eto. fun5rul unor astfel de ooulnrafl! care pst frplanlf,toate fnetnte de erEcutarsa sxperienfel, ss rtalteaz6la puadcul gradelor de tlbertate aIe vartantelor (v_l).In oulta oazull las6, este neoeear sd faoea St altsoonparafll iatre di.ferltele vaniaate experlneatate. Dar api.l_

aarea uaal ehgur-" dlforsnfe rtqrtr pentru stqbrlreea gemnr-floa!tet dlferaafetrs:p raterroare dlptrs nedrrl kdlferent delooul po oare acestea rl ooup6. ta orastfrcares vaerarteior paegtc eoractd.

Pentru asaf,er de srtuafir g-au preooarzat qai quiteretods epeotalo da aprecrer.e a seo.nlftoafrer drfercrferol rprtntre oare c6e lai nult fologltd esto @ggEl&Lg sau testul Dupoaar Ia apreole:rea sennlf l,ca!lel, dl_farengeror prrn aoeastd aetodd sa ta ra eonslderare p ltag'.nae6'r'ul G! ale arorrl gt nqqdcur va:r[aate10:l drn experren!6.De asereneae acaastd rctodc foloaegte nu nunar o slngurd va-loesc t dls tabcls of ral aaltc varorr; fi runofre de dep6:r.-tsraa fr'ore ledrtrs oongarate, fn qlastrtca'aa rartaaterorll7,#"Ionl se fotooesre !s srosrFgltarenletor sg =/ +- at sroarca ncdulor, S1 ..i,,+ .

Ergapllf,lcda et4lara dc oarour peatrlr aprecrsraa eeq-alfloaltat dlf,ercnfelor pr.ta tegtuL Duncaa foloslnd datotedla eryartenfa dc ca:ne ae osupEt.- Se stabtlagts alaettloaasaproaluoflll,e. obthrtcl oaloqlfa &r-sebtlr (r*bclul !?)r

vartsltelo! fr orlillaeatoate dlterengetc posl-

,;l{r l:

0nn;,araiMt e*lt1ple 1a erperlec!a caqe -r,$9s dlrPS- u*t*da h3"*er*!

i26.r:" i{a5'6) li?4r+: I -

si;- r .,.:

{t $1uri. ,** grlu

' j' j* *-.*- -.''l**L*:;+*;*'id--'^"9*.-;.,--. -="^*f - -- . *1T**t-** *?.*l-***:;

i+1! ; I r:;;* ;".,tr* 'i 'tjir" ..5H ?r:t'l,t i :' i'*"':rt:;l] ?5;Srltjii:ir: t I " lr:',a] {?6r) l(Ji}.r i{?-13) i-l+*t)i;r I ,; l54ca i :.;:l*= ?5*s I 55*E i ije :i I i ;i?t,*,t ;ta6i' :tc:e,: 1iZars),

5?F* | tro * | at*t ]'1ac1r i *r,44+i.,*^Eii*aJj"'u I k\! I *'r,:56) i {a441,15* i 5o"t -,is

i?+4i.-.4?a

* $e calculeaa* $rs&res se$$,1]"*r falostsd. v*rlanfeerorlt dtn tabelgl de anarte$ a ve::'j,antet I

1i -6 '. r".".aaa- -,r.6r-=- = \i ?# ss O,OEI t,&* s *qL kg&q*'x-\j D - V e

* Se eaJ.*uleam& '*ifrsn$3.e eem.alf$smtlvs (n$) Seo*n*tlse pentrn cilmpffi,rsrea v*niantelor afl"aba 3"m dlf,esite lp*te:rwa-'!,e 1x *lagt.f,trG&s&3 .{nmra}"}[*d *3oa*fl& medi[Iox" sg sir va-1.6::iL.e nnrexpunafi.tsers q d*"m tabele $

SSSSssts'AFSsfslor*le q s*ir S$.e,esn tn 6mtreX"$1" e$ss& -Ilfi 3,s fstnet6*

'ee-:,:*;i* sindulu! serss.Srm:*Aftos 3"4 mmm.S,rtt}, se $'$ mhe e:ros$,[ eu**is*ii* r;mnespiannd.tmsi:rs nrymiir';}u$, didi v$s:$.*at* *tilpg',.nme fgft**L t r:!iirr"lc qi:rnp*rei; le i.,, .S"sfifei u peu **n {!$iRFi*}}51}:{.1{ qmrt***ef*wrj:i ,.: tr ::t I llx,

',:i.ei:llf:',':i.ll:'*.u v*",.rr,:l:1.:41:1. -{i :1.,1 fl;r;r.i'l .; ':ii.qY'-'. Hi :,,1$ (j.**'r:, irr,i. ii':: '1a.i,1i1g1 fr.*'r.B.l:iii '1 ,r1;pi: .l ,, :.tj :lr Si,, irr,t,ii:r ieifliS:I:f..{,, nrl,:,efi }ut,i'

.., l':t'.. L:.1. rl:j, rr'- l.ii :irt "l.i +;,r .fl;rji.+;;1,:;*;11 1p1f,.1.:.,"'i

,r..:r, ;:l:;1, .r I rl,i'j..l,i|iir. ,t,, "ii, il,,ri,?,*iil.",r.:i,,

':..: : .... ,:t,. .i,i.;",r "i !:ir.:rj:::r :, j! 'n,,r;:.i,r:.t,';i ,,, iiit;i:,L l,rltliR:'*lil t,gT:gl;L*lt :,r::,.:i,riir:i.* i.;:iil l 1. I l, {

26'*21 DS Jfiz8L rSrol *Z&W/na. ]r B Jf, * 8L x ,rL6

= A% kelha

= 41 &S 5% a 8L x j&5 a Z6V kefha

= 5r E Jft * 8L x 3#L e 258 kg/ha=

6s DS 51$ a BL x hfi = Z?Z kelhailus fl paralteze $rtee dtf,ere!!e16 oatrec6Eslf,Ioatlve (x).

sen&tfleatlve salculate (DS j%) se lntro-tabelul oonpamtillor ngltipLe (tab. 1?)depdgeso aoeste valorl stnt oonslderate

Ia oazul loatru, rued.rsl varia.Etelor f ilnd ni,a 9t dl_f,erenfele fiure ere oarr; ajuagen ra consruzll asendndtoarecu oele ra oa'e aa fr eJuas sr Brln aplrcarea diferengerorI'1nlt6 pe'trr toatE conparalllle poerbrle. Egte frs6 evxdertoi la tra nucdr oal uare de varrante ooocruzltre pot ft dife-rl te.

Penteu arnpttfrcarea prezent'err rezurtater.or 6e obrg-nulegtc ed ee adaoge Ia tabelul prezentdrlt prottuclXtIor, pep_tru flecare variantdl lrtene de la fnoeputul arjabetur.l1 ast-far ca varlantele oo ss deosebeso seanlfloatlv ed poarte Llte-re dlforrter la:l oere oare au drferd senErf,raatlv, e6 poarteaoaleagt lli;ere.

5.4.2.2.pjijtrat htrg

YaLollftoarea experrenleror agezate rp pdtrat Istlndeourge dupd aoelagr p:rocedea ca gr valortfraalea experrenle-lor agezat f! broourtl cu deosebt:rea od sa sarcureaz5, gr sFgl GrJ pEtru ooloaae, nlsgorlndu-s eo'e'punz6ton s gt Gr.r a-Ie arorll.Pantru e:eupll.f toara ?oE folost o experlertd os so_lqrl da orz do toann5 ageaatd dupd netoda pd.tratul"r t"tto o.ttpur 6 r 5 (s.ceepolur tgog). suprnfale paroeret reeoltabrre

a fcst de ro E . peptnr' ngultnga, aarcurers se yor efectua oupeodrclllle Ire p:roela reoortabtlE, mdrd oa ulterior a6 eeraperteze Ia bee{rare

I. Eeoiluclltlc eotu!trlor da o:rz de toannEe fr &cAO Ea

- p6gbg n

- plttu !

- pcEtlu !

- pDtau !

- paEtru !

DLterenfeLe

l*+:.,.ii:t,*

':1i,"'i;.r,i ;-;,i,;rt"ttrl. *n *,',,,'iii:il4 i*. 't::':ll+::i*;;i*:: ix *laqr ,,1 i.& !:i;:;:5.se iE g:-+i:,":lr* 3c.+

T-r.'5*.) ';l ]:)Pr::r.t r:,,";i,i"* ,xT:i:i;,".lii.;e *un5 *.q,*z*;:n.* 1.r; r,:lnp

{k.s,.'.i.fi n'"r

!1(} '

*1ro j?eru? 3,;,i; )* C- &J-q't:{ s i:u&fi pro{iuflt!1}or. d!ntr*{i (ls}ssnt:i" ft=}c6

llu Se fsce s*.ma pr,;r1ue if.Slsr Fe {}*l.leis a*e3"s&a$lvft;"lants$ foLoslnd cla'i;e3"e fltr tebetrnl" 1*"

u7'1. = }rs + 216 + 3n1 + ZeB + lr'l + }rfl s 3"8s3-

T;: = 3u? + l{qo + Xc} + 5*3 + 4-r5 + r+*ep m ?$ro

T, :r lrl * *rti, + is4 + 5r'5 + 3o$ + fj$5 m LSnp?r' * lr5 + 3n4 + Selt a 5g3 g Ar'ri + .)3'E ::Zop$YF * 5*5 + 3s8 * 5*9 * dFcs * 5e5 + 3u? a* ilXe?$6 e Fsfi * 5p{& a.3eB e +r* * iir,lj + Seli m 2[.pft1* #la ajiatr.:::n,!. e{t,es;**:? dgl:+ sr ,:,.-rer:1.,+":iS, ss*n6gfl,i;s*tg3

e jr sr:mc. l.*} pF|i:fa$*3"r::: r.,,i,ia'l;*:113-Str'r. ii;.i'i?d; ttjli:i,l 13"8s14i;h#S. n

;-!;1.;,','' " ;.,i. 1:,,1...'"11-

.,. ri,r .l * r i:f$ re ii a ii'$

,:r

,. . .. L.fi',' 'li r., .,,. ; i)'::_

.

'r tlr!

::,

.,, 3l' r'ir:il:"i::,

,,: I :, !, ,, i .i ,; ,:., -.. ,i'-.i

zclixr/* ,t i "t l'J

-sv' * 47\12, * 9$7-

EpE =

8E -

(Se * Sl + *y) =

6fl5- (tr4 + or8p+.

+5t57) =oe8f

4, 8o oalouleaz6 nun*rul grradelor de Llbertate pentrufleoare eursd de vsrlsbllltate r

:il:i:i:'7eh,= 5-l= ich= 5-1= t

- OIrE

= c&!

- (CLB * Ch + Clr)

- 5j - ()+!+)) = 2o5' Se Sltocnegte tqbalul varian!eLorp faloslnri riate-

le oalculate stterlor (tabeL'rt ,9).tabelul vartan!eLor tabelul J9

Sursa variafle I SP trtr zs Proba F!o taL8loau.rlColoaaeVarlante

Enoare

6t?51rop89,r57or8?

t,q

5

5

I

I

i

II

i o,t.nI

Ij oro+r ffi1.iiiProba F (16r21) lptreoe valoarea taoretlsd pentru

P - 5 f (2r7L) Sfuttd tl tabelul aaari III, oorespunzdtoara

la I GL aLe varlanteloe gi 2o GI ale anor.ll. So poate decl,aftrna, ou o probabl1ltate Eal nlo6 da 5 ft de a gre$tr 06 a-xlst4 deosebhll neale futrs eolurtle de orz erperlneatate,

' 6" $e calauleaad produagle aedte a f teod.rel vaxlari:s(soi) iespd.r&tnd e*neLa ? La rusdrul repetlliil.or (6), EGes-tea raportfadu-ss fu q,&a"

Su aJuto:rq3. asiretor p:roduo!ll ge oalcsLeazd dtferen-i;ala .faf$- da proCaafle nnsrtsr aerc la cazul noetru s-a sta*blLtt s4 f:,e praducf,ia aedta a experleatEl (9416o q,lba)*

7n Eart"ru s@bllhea sannlf,loatiet illfErenlator falido groduc|la nalto:r vos lploal dlferaalela llaltd..

}fr63e tlaLcaieaz& eroerea dllferastelss t-

trT-'-oA= V -# = osi? ds/Io n2 = 3.s2 9,llaiaeulflu{t acsast6 eroars a dtfarengslor ac ralortrle

t *!n tabelql seexa V corespuaz6toale i.a 2a &L als srorLlEi F = i fr, L E $t a1l.. %t Ee obfln n:u$ltoarala tltferengclic.ttd t

DL t fr = 2roP . 112 a 2r5o qr&aDtr, f 6 = 2e84 . lp2 * }rtlo q,&aFL orifi . 5185 . le2 c *;62 q;Aa

SeEn!itsa!ls dlferentelor cxparlcental"a gc stabtl,egrte roopariqdu*l"e do acacte dlterenfe llEl15 (talalul 40).)tr sictega rerultatalor se sosstatS cd apar oa 8[-pqrio.lle itn ,$usct de vsdare al producf llJ,or, solsrile nr.?fl nr.5. Astfeir la solul t s-e ob. lnut En spo! 4s productlacilsticcr seurlSlcal:lv rle lrilo q,&er lar ].4 Botrl 5r sporsl rseenlilcatlv, fi ind de !r?o {&a'

Eabelul troSlnteaa re zultatelor exlrerlnsntala

ar I an ti{rc lal) Senalftoatla

q.

;x4

L

ii ?n

3? r8o%r5a}trr60V3tSE51r LoFo ro

J"lor 7io9rlLo+'9iaoroY(t/89r9o.'r

+ 7t1o+ 3r2o

1 r'?o

- orSo

- 3r5o-

4r4o

xx:E

oogo

9fg?fr 3' ?r5oDLlF = ltaoDL o;lf, e 4162

6.4"?uJ. Yaiortf lsarq e-ostlestclu asazate ladreptqnrehl latln-_-

|_:Aosastd valo*ifloose cgta su tots3, ssocdqf$gs:lt 6al6t

pentru e:granlen$eLe fp p6.trat Latlnp eu d*oaabtroa ed gan&'rlt

f;,;;.

b3"gsues3'*r s g[ s#aeees-Lstr ee*e mx[ r*3.:l ;teff' x]usis*r:* uesi*arueLsr*Scnbrti ax*aapiif icar"e se f c*,1j.,"r.:.js o *spenieugg ;s 5&tnl'& do efu*** {s ver$'au6e}u egem+'&* fl* sr*p&raraghi ie*ix(S*Seapof,u* Lg6S)* Supx**&S& pxa,,r*3"*S ****lfreblr_ ; ;?"&$,utt].e repe:s[menbe*e as .fsei: nr$i6*eere]"* s

91 * If;"48 4A-1IEF, :e 8*gg*}l'1gIr * t 59*151ll4 ee B 5g*1,5arU ll $ Fg*A54Ys a 3 5$-L58f, x B 6o".?8)y* c S 6o*eB5

Frod_rie'!,l,Le de f*bre (kg,l5mr*ei#_.) mtss p::i*asu$*He f*tabslnJ, tl"I, po**ivit pX*sulut d* ag***s* * sxperi?sug*$ t*;clnp "

F:rcduc{!,l,}-e da f,lbre a3*aap$" p"!.axul de aqexare e

tlaf'el*l 4natnep$- e*anjesota atup{fulaomr3

l;,$ l.*,1or ,ieo:q*:r! e* qe I

, 'i,4Is s

.xo r S :f.Biqi$r.!1 ,, Ft:r:ui*r:6 I, $I* *r*n jat*

li,$h**.r;.i. ci,A*pe v*x.!.:'nk,s afxt redaBm f:e

??&gt.t"Ll; w

4ri' lioj" |jrJ" ,5,5)+:.j*i5rE-i3r5

Ful4i :F*3$uyr i *',75 o..i !.,. ,",6 ,, .": ; ';"..'j ; *0, :4EJ- ilrf I .i+re

tr'-+ J ,:,:', :,,', js j t, ,t-j;;tu

BlosuL v Pr:oduotta ne.(!l!.--i ilnla) e + kg/Zo a.P qlhat"

lii"t:Fl.'i;

?.t)l t5to4r8br 15r7t,rtT

5t75'1

1#-t /{}n15tZ4r?7nJ'J4 t'l+t?

)t/4n7t$t2?rohl2,n

I J' I

| 5,6lu'l

,r5 |+tz

I4r4 l5t84r5

l-^I )t?| *nuI *,:

Llt917rBL7t52?r72orlLSrG2o16L5r6

hM4#94rfr5r68Sroj5t9o5rL?4tI9

L7#22rV*t928r*?9,219r52Jr82or8

5. Se calculeaat scA!6torsl Pi gunele BatlrsteLor aba-

;n6E

Proouc!llle srarJatefabeLul Il

pe varlante

terllor duP6 oua urueaug II iilt

't

-'l = -"'B- a65t i22c2I-

sF* ,o (4163 * \rf * -r + ir:lz) - 6li5t22 * *t98

ry.5? ; ?\.\2 r ,rp''82 'JJr,5,'=*rLa-SPBg' g

r*a1 +,T;'f + tr ?2t a;l* 45rr22 * l12o-sr'' g

U.d":-iZrg-+ ... t t6.Gz - 5rrez =14r5o-SFV=: q-

gs =?2q$E - (4'1o + LtZo + I4r5s) I ]118

*. 6e calsulaaz{ usrdrul gradeLm da llbsrtats tGh = V2'L -7LSlpt 4-1c 5CIIA= +*ls 5clga 8-te 7Ci,E=5a-{fui+?)=Ut

5" Ss fntacnagta tabslul vatlanleloa (tabelu1 41)'P:eoba F sa1sul'at6 (1tt9o) iiaB6gegta vaLosrsa 9

'

*

(2.581 dtn tabelul anex6 IIr eoraspunadtsarc ta ? GL ale $aeiriitiror Ft la GE alc arorltn

net4 T!s!tel.r

469

In osrscotaff, tutre llnttlo de efaepd erycrl.mertate exfsta.dif,orenla dc produo!tren care f,a alatoreac capacl,t$tll produo-tlvc dllcnLto a acestolta Sl nu ecorlLoa e:partnaltale.

6. $c Ealouleaz6