Bio-efficacy and economics of insecticides for management of Helicoverpa armigera (Hüb) in chick pea

Patil, S.K. and Ingle, M.B. and Jamadagni, B.M. (2007) Bio-efficacy and economics of insecticides for management of Helicoverpa armigera (Hüb) in chick pea. Annals of Plant Protection Sciences , 15 (2). pp. 307-311.

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Abstract

A newer insecticides, viz., Proclaim 05 SG [emamectin benzoate] at 8.9 and 11 g a.i./ha, novaluron 10 EC at 50, 75 and 100 g a.i./ha, spinosad 45 EC at 60 g a.i./ha, and profenofos 50 EC at 750 g.a.i./ha, were tested and compared with conventional recommended insecticide, endosulfan 35 EC at 350 g a.i./ha, in field trials conducted during the rabi seasons of 2004-05 and 2005-06 in Rahuri, Maharashtra, India. The minimum larval incidence of 1.68 larvae/m row length was recorded in novaluron 10 EC at 100 g/ha at 3 DAS, whereas in profenofos 50 EC at 750 g/ha, it recorded 1.17 larvae/MRL followed by proclaim 05 SG at 11 g a.i./ha (1.18 larvae/MRL). The treatment with proclaim 05 SG at 11 g a.i./ha was found to be more effective in reducing the pod damage (3.0%) and enhancement in higher grain yield (2346 kg/ha) followed by spinosad 45 SC at 60 g a.i./ha which recorded pod damage of 3.3% and grain yield of 2256 kg/ha as compared to endosulfan which was on par. The highest cost:benefit ratio was recorded in endosulfan 35 EC at 350 g a.i./ha (1:15.08).

Item Type: Article
Author Affiliation: Pulses Improvement Project, Mahatma Phule Krishi Vidyapeeth, Rahuri - 413 722, India
Subjects: Plant Protection > Pesticides
Plant Protection > Pests
Social Sciences > Agricultural Economics
Divisions: Chickpea
Depositing User: Mr B Krishnamurthy
Date Deposited: 28 Nov 2010 20:21
Last Modified: 29 Dec 2010 20:15
Official URL: http://www.indianjournals.com/ijor.aspx?target=ijo...
URI: http://eprints.icrisat.ac.in/id/eprint/792

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