Bopaiah, B.M.Nagaraja, K.V.Shetty, H.S.2014-09-092014-09-091991J.Plantn.Crops 1991 v-18 p-128-130http://hdl.handle.net/123456789/5537enOrganic Compounds in the Root Zone Soils of Coconut Based Cropping SystemsArticle