Management of lepidopteran pests of groundnut through organic sources of nutrients

Baskaran, R.K.M. and Rajavel, D.S. (2013) Management of lepidopteran pests of groundnut through organic sources of nutrients. Annals of Plant Protection Sciences , 21 (1). pp. 37-41.

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Abstract

Groundnut plots receiving vermicompost (2 t/ha)+neem cake (250 kg/ha)+bio-fertilizers (2 kg/ha)+NPK (8.5:34:54 kg/ha) had significantly less incidence of lepidopteran pests, recording the overall mean leaf damage of 13.3% with a reduction from full dose of NPK of 49.6% for leafminer (Aproaerema modicella), 13.0% and a reduction of 41.4% for tobacco caterpillar (Spodoptera litura) and 10.1% and a reduction of 43.8% for gram pod borer (Helicoverpa armigera) while it was 26.4, 22.2 and 18.0% in full dose of NPK. Yield in treatment was the highest of 1748 kg wet pods/ha while it was 1560 kg wet pods/ha in full dose of NPK and 987 kg wet pods/ha in untreated check

Item Type: Article
Uncontrolled Keywords: Aproaerema modicella, Arachis hypogaea, Helicoverpa armigera, Spodoptera litura
Author Affiliation: Department of Agril. Entomology, Agricultural College and Research Institute (TNAU), Madurai 625 104, India
Subjects: Plant Protection
Divisions: Groundnut
Depositing User: Mr T L Gautham
Date Deposited: 09 Feb 2014 14:05
Last Modified: 09 Feb 2014 14:05
Official URL: http://www.indianjournals.com/ijor.aspx?target=ijo...
URI: http://eprints.icrisat.ac.in/id/eprint/12507

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