Bio-efficacy of insecticides in management of Helicoverpa armigera (Hübner) in kharif sorghum

Gandhi, B.K. and Shekharappa, . and Balikai, R.A. (2013) Bio-efficacy of insecticides in management of Helicoverpa armigera (Hübner) in kharif sorghum. Annals of Plant Protection Sciences , 21 (1). pp. 83-86.

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Abstract

A field trial was carried out comprising of sorghum hybrid CSH-16 to evaluate the bioefficacy of spinosad 45SC (0.1 ml/l), cypermethrin 10EC (0.5 ml/l), novaluran 10EC (1 ml/l), azardirachtin 5% and Bacillus thringiensis (1 ml/l) insecticides against earhead caterpillar Helicoverpa armigera in sorghum, spinosad 45SC (0.1 ml/1), novaluran 10 EC (1 ml/l) and azardirachtin 5% emerged as superior by recording 72.0, 66.0 and 63.0% population reduction producing a grain loss of 43.46, 42.23 and 41.16 q/ha, respectively

Item Type: Article
Uncontrolled Keywords: Bioefficacy, Helicoverpa armigera, Sorghum bicolor
Author Affiliation: Department of Agricultural Entomology, University of Agricultural Sciences, Dharwad - 580 005, India
Subjects: Plant Protection
Divisions: Sorghum
Depositing User: Mr T L Gautham
Date Deposited: 15 Feb 2014 11:45
Last Modified: 15 Feb 2014 11:45
Official URL: http://www.indianjournals.com/ijor.aspx?target=ijo...
URI: http://eprints.icrisat.ac.in/id/eprint/12560

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