Liyanage, M. De S.2012-02-272012-02-271996/1997Coconut Bulletin11(1/2)pp.04-07https://dl.nsf.gov.lk/handle/1/7492AgricultureCoconut plantationNitrogen fixing treesProductivity enhancementBiomass productionSoil fertilityUses and management of nitrogen fixing trees in coconut plantationsArticle