Selvamani, V.Subramanian, P2019-09-102019-09-102018Hands on Training in soil Testing and Fertilizer Recommendation,2018, P, 68-76http://hdl.handle.net/123456789/7601ennutrient managementcoconut based farming systemssustainable farmingROLE OF NUTRIENT MANAGEMENT IN COCONUT BASED CROPPING SYSTEM FOR SUSTAINABLE PRODUCTIVITYBook chapter