Liyanage, M. De S.2014-01-282014-01-281996/1997Coconut Bulletin, 11(1/2):p.04-07https://dl-cri.nsf.gov.lk/handle/1/727AgricultureCoconut plantationNitrogen fixing treesProductivity enhancementBiomass productionSoil fertilityUses and management of nitrogen fixing trees in coconut plantationsA