2015-08-112015-08-111977Ceylon Coconut Quarterly, 28 (1/2):p.1-67https://dl.nsf.gov.lk/handle/1/19969AgriculturePlant breedingIntercroppingInformation servicesSoil sciencesStatisticsBiometryCrop protectionCoconut palmsFertilizersNutrientsAnnual report for 1976Article