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coDpoDants initi€tsd that additlvB qenettc v.!lanc. uas
DoD-signlflcant fo! Btapl€ lenqth, yl,.ld of a€ed cotton
.Dit !ib!e fln.n.ss, heice 1t i6 ausse6teil that 6electlon
for th€6e cttaractera bay b6 d€1ay6d to ra&! g€nelat1on.
Po6tttv6 uat n69!tlv€ lllel.s e.ra E!@e!lc.IIy
ilbtllbuted lor 11nt p6rcotage, llnt 1nd6xr flbre
atlength, y161d of .6ed cotto! ps! plant and a.ed 1nd€r.
The proPolt1on of doliFnt genea lor nube! o! borrs De!
p1att, lint lndex. 8e.d lDdex anit llbre llnoress us!€
gleate! than i! th6 parenls. rpp.raDtly high exp!e661on
o! lint 1nd6x, gtaple length, fibla slreDgth and yielil o!
aeed @tton F€r pl..t ra6 uDde! the contlol o! doDlnant
geDe6, howev6r, !€c.Esive 9en6s u€!6 lsaponslble fo! th6
lncels. of nbb€! of boUs p€. plant.
c. cotatrlro taMrY rrnltara
Bund!€dg o! uail€ every year to
€volve genotype6 rlth de6ilable coDblna!1oE of t!.1t6
llke bloloqic:lly Euperlor, aqlonoDic.lly ail.pliv€ .Dil
phy6loroElcllIy €f!lcient q{otypeE. nany c@qrclal
cu1t1v.!6 dospite ol lhelr high.qrondic p6!!oe!ncer
colDin. very Foolly rhen uE€d aE p!!ert. Tha knovlealge of
colbinlrq abllltiea o! th6 pa!6nt6 pr.y a key 1016 fo!
evotviDg deslrod E6notyp$ thlough explottlng exlEtlng
geDe actio! ln the populatlon. coiblninq .btlity lnalysiE
provid€. lnforD.hton on g€n.tlc vorth ol the p*6nt. and