Evaluation of Genotypes against Bacterial Blight and Tobacco Streak Virus Diseases in Cotton

Cotton protect was conducted at the Regional Agricultural Research Station (RARS) in Warangal, Telangana, India. The exploratory material consisted of 52 understand germplasms and 13Bt cotton hybrids accompanying a check were tested against bacterial blight and tobacco streak bug diseases duringKharif-2016 at RARS,Warangal. Out of 52 understand germplasms,17 entries namely.,HYPS-152,H-1250,RAH-4,KH-2244N,LH-900,SA-434,RAH-12,JK-354,GBHU-164,NA-340,BS-37,TCH-724, ICMF-23,ICMF-20,SA-1004,ARB-89001 and BB-2 were found opposing to bacterial blight disease and eighteen entrances namely.,SA-53-1,RHH-101,KH-2244N,KH-134,TCH-1649,NH-557,IH-08,PH-1008,TCH-724,JK-205,MRK-38,LH-2170,AKH-2822,ARB-8901,G-COT-10,JK2764,CCH 1071 and CCH-11germplasms were seen tobacco streak virus affliction rating scale 0 (Immune). Out of 13 Bt understand hybrids , two entries namely., Balhwan and Raja were moderately opposing to bacterial blight disease and eleven introductions namely namely., Bhakti, Raja, Balhwan, Akka, First class,RCH-812,Ankur-3224,ACH-199,RCH-836,RCH-812 and ATM entries were showed affliction rating scale 1(opposing) to tobacco streak bug disease.

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