Balakrishnan, R.Prem Kumar, T.Devasahayam, S.2014-06-102014-06-102007-02-08J.Plantn.Crops 1984 v-12 i-2 p-164-168http://hdl.handle.net/123456789/2665A suitable choice of insecticides for different levels of infestation by pollu beetle (Longitarsus nigripennis Mots.) in black pepper has been worked out based on a multilocation trial involving three insecticides namely, endosulfan, quinalphos and methyl parathion.enArticle