ISSN (0970-2083)

Research Article Open Access

FIELD EFFICACY OF DIFFERENT INSECTICIDES AGAINST SPOTTED POD BORER, MARUCA VITRATA (GEYER) INFESTING GREENGRAM

Abstract

A field experiment was conducted to evaluate the efficacy of different insecticides against Maruca vitrata (Geyer) infesting greengram at Junagadh Agricultural University campus, Junagadh during kharif 2008. The results revealed that spinosad 0.009 per cent, indoxacarb 0.0075 per cent, profenophos 0.05 per cent and cypermethrin 0.009 per cent were found to be most effective in reducing the M. vitrata population. The highest yield was recorded in the treatment indoxacarb 0.0075 per cent (1516 kg/ha) with minimum pod damage of 9.58 per cent, followed by spinosad 0.009 per cent (1467 kg/ha), cypermethrin 0.009 per cent (1420 kg/ha) and profenophos 0.05 per cent (1385 kg/ha). The highest cost benefit ratio was obtained in the treatment of cypermethrin 0.009 per cent (1:15.29) followed by profenophos 0.05 per cent (1:12.54).

P. S. UMBARKAR AND G. J. PARSANA

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