Population dynamics of red pumpkin beetle, Aulacophora foveicollis infesting cucumber

Abstract

Field trial was conducted to find out the “Population dynamics of red pumpkin beetle, A. foveicollis (Lucas) in cucumber crops during Kharif 2012 at Horticulture Farm, RCA, Udaipur. The result of present investigation revealed that red pumpkin beetle, A. foveicollis (Lucas) occurrence began during 35th SMW (27th August to 2 September). The peak population of red pumpkin beetle (4.80 beetles/five plant) was observed during the first week of October, 2012. The population of red pumpkin beetle showed positive correlation with mean temperature but significant negative correlation with mean relative humidity and rainfall.