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sl,Eonqllyan and a.l(}E6dov (1933) Blqatled the
charactor detelDinlhq fibrs yi€lil aDil qual,lty in tro
gloups of di.I1el cross6s. It sas found that' the genstlc
contloI of 6abs polygenlc cha!act6!6 diff6!€d iD the
iuftelent vafl€ties. and such chalacts!€ as !j.b!e hite:,
leDgth and finene66 could b6 coDtrolleil by both doblnant
.nil recesslv€ se.ea. In tbe varlety 1t3, foi qarpte,
tbin long flb!6 raE contlolle.t by dofrIn.lt 96n6. rhl,l€ in
1{{ it vas controll€it by reces6ive 9€ns6.
shqh (1933) analysed il.ta floD 10 x 10 di,.lle1
closE, .xclutttng leciproca]B, on 14 tlalta *h1ch !6v.ated
that ljl 3?2 ras tb€ best palent fo! Iint yle1d, 6eed
ylelat, lature aeedg lnd s66d6 p6! bo11. F414 vrs tb€ b€st
gBneral coublner lo! fib!€ Et!6nqrth, ftbr€ unilonj.ty
latlo pioteln .!il oil p6!centag6, par.nl 6939 eas best
lor glDDing perc6ntlqe ail lint 1ndex.
voltenok !! 4. (1e33) studl6d tnh€lttance of
oil content 1n couotr and concluded utat addltl,ve c6n6tlc
.ffect prodoDlnatingfo! th16 pa!a!6t6r.
D€Ephanal€ 6t al. (1934) Eludl€il th€ natu!. of
g€ne actlon lor yielal and flbre tr.its frd a 5r5 diallal
of co..vbtni htraliuh L. .nil r€polt.d th.t dorlDanc. g.na