lsmail,, E. (2003). Comparative Perofmance of bread wheat cultivars in pure and mixed stands: response of yield components and stripe rust severity. Journal of Plant Production, 28(6), 4293-4305. doi: 10.21608/jpp.2003.244637
E. A. lsmail,. "Comparative Perofmance of bread wheat cultivars in pure and mixed stands: response of yield components and stripe rust severity". Journal of Plant Production, 28, 6, 2003, 4293-4305. doi: 10.21608/jpp.2003.244637
lsmail,, E. (2003). 'Comparative Perofmance of bread wheat cultivars in pure and mixed stands: response of yield components and stripe rust severity', Journal of Plant Production, 28(6), pp. 4293-4305. doi: 10.21608/jpp.2003.244637
lsmail,, E. Comparative Perofmance of bread wheat cultivars in pure and mixed stands: response of yield components and stripe rust severity. Journal of Plant Production, 2003; 28(6): 4293-4305. doi: 10.21608/jpp.2003.244637
Comparative Perofmance of bread wheat cultivars in pure and mixed stands: response of yield components and stripe rust severity
Department, Faculty cf ft.grlc .• CJiro University, Giza
Abstract
T 1 cxarmne Ihe ~Gteflt'c:·t 0: wneat (Tt!l,c(/m ill;!sllitlun L ~ cul.wer mixtures in ~:abllizlng ~Ield ami raducinq stripe rl'5t (F'uccinta striiformis 'i",Je~l) seventy. five Ef}ypllan wheal cunivars (Sakha 69, Sak.ha 8, SiO!; 7. S:ds 1 and Giza 164) were planted in pure starvts and iq 1'1 rnixrures ~! ~<ikna I,nncultural El(perimentai Station ill 1'110 successive seasons 1 S'9 7/1 'l98 aod 1 ')58/1998. Stripe rust severity and yield (;"'11'lol.lllng Ir<,II:,. i E'. stern Innglh, :ptl;e len!;ij1, number ct s!)lIlell-!ts/splke ~"eiQt,t of ;"2rt,~islspi~e, 1COO·;._ernel weigi!t "IU.I ~:ain Yle1n ',"ere measured 'v i?ldlnG aohtv cr r-',::::.:(~~ 1"f'!2,;de tc h rloc::;t <l,1C n'll) components (lr'd C(lln:)~tll!II"; <Wilily oj tile C;.:;II<lI"S In Inc,- rmxtures '."1.,1 e est.mated, Gunerally y''''ld CCITIJ)C'(Ienls werd hlyher In >, :;eCOJlIJ season CO'''fi~led ~:.: tne r:r;! one due to acsence of _;,,,,,e /1.1:>1,;] i'le :('" ",,:;son T.'1c mixture \Sa](hQ '=8 •. S':;s 7) Inlp'oveu glain yielo obtamed by 71. 7'1J and e1.a% (l.:iil!~e to t!le I,,(ltl ccrnponenls cmd Jl.~% sno 88.4% relauve to rmc cornoonents in ihe 1" and '2:"': seascns. respectively -; 1'11$ mixture had relatively lower stripe rust severity rating comparee 10 olher mixtures, LuI not significantly lower than it::. components. In both seasons ~aktla 69 was the best competitor for number of heacs and grilin yield i\ negative correlation (both phenotypic and genotypIC) was fOund between both number 01 heads and grain lIieki ·.Iith spike length, number or \:,.;rne\s per S';)ike •.• nd 1000 ~,tlrne\ wfll9hl in both seasons. O'Jn-19 the 1" season, stripe rus: severity was negatillely correlated with numoer 01 spikelets/spike, number of kemels/snika and number of heads In general. the results of this study show the importance of prior testinq ror culnvar potenrial (or blending and Ihe advanlages thai rC::l !Ja C:;:ir:"lo from !T1iylures if' slablli;dn[l yield and reduclnR SlriOEI rust severity
~ \,," ,r •. , •• .'1 us: ~I~i··it I~::~'I r. I!'.', f,n' !(:i y:, !11I ccrr ,1 .~i ;~lil:;
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