Mathes, D.T.Gunathilaka, H.A.J.Fernando, D.N.S.2013-06-142013-06-141996COCOS - Journal of the Coconut Research Institute of Sri Lanka11pp.53-68https://dl-cri.nsf.gov.lk/handle/1/564AgricultureCoconutField experimentationCalibrationPrincipal component analysisIntegrated indexReduction of experimental error in coconut with adjustment by an integrated index developed through principal component analysis using vegetative and reproductive charactersA