Jayasekara, C.2014-06-032014-06-031993Proceedings of the Sri Lanka Association for the Advancement of Science (Part 1), 49th Annual Session, December, 1993:p.119https://dl-cri.nsf.gov.lk//handle/1/3491Plant PhysiologyWater use efficiencyWater uptakeSoil moistureWater-use efficiency and discrimination of 13C among the coconutcultivars