Ravikumar, N.Janakiraman, T.N.Hemalatha ThiagarajanSubaharan, K.2014-08-122014-08-122008Journal of Plantation Crops, 2008, 36(1):69-72http://hdl.handle.net/123456789/4784encorrespondenceedge detectioneuclidian distancelarvaelocomotionolfactory responseparasitoidTracking the locomotion of coconut black headed caterpillar, Opisina arenosella and its parasatoid, Goniozus nephantidisArticle