Evaluation of advanced breeding genotypes of castor for resistance to sucking pests
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Evaluation of advanced breeding genotypes of castor for resistance to sucking pests
https://doi.org/10.56739/jor.v37iSpecialissue.141201
Keywords:
Advanced breeding genotypes, Castor, Leafhopper, Resistance, ThripsAbstract
Leafhopper, Empoasca flavescens (Cicadellidae: Homoptera) and thrips, Scirtothrips dorsalis (Thripidae:
Thysanoptera) are the major yield limiting biotic factors in castor. Growing resistant cultivars is an effective and
economical approach to manage these insect pests. Thirty advanced breeding genotypes of castor were screened against the sucking pests along with susceptible and resistant checks during rabi 2018-19. The results exhibited that two genotypes (PCH-566 and JHB-1066) were found highly resistant and 13 genotypes (SHB-1027, SHB-1021, ANDCH1507, ICH-86, JHB-1061, ICH-538, ICH-515, BioMaruthi-999, JHB-1062, SHB-1033, SHB-1034, SHB1029 and ICH-404) were found resistant to leafhopper. Three genotypes (SHB-1034, ICH-404, JHB-1066) were
found promising against thrips.
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