Loganathan, P.Balakrishnamurthi, T.S.2014-06-032014-06-031975Ceylon Coconut Quarterly, 26(3-4):p.89-98https://dl-cri.nsf.gov.lk//handle/1/3043FertilizersResponse of coconut (Cocos nucifera) to N, P and K fertilizer application from the time of field planting on a latertic gravel soil in Sri Lanka