1. Agronomy Division, Coconut Research Institute, Lunuwila 61150, Sri Lanka
2. Department of Crop Management, Faculty of Agriculture, Aquinas College of Higher Studies, No. 30, Gnanartha Pradeepa Mawatha, Maradana Road, Colombo 00800, Sri Lanka
3. Agricultural Economics and Agribusiness Management Division, Coconut Research Institute, Lunuwila 61150, Sri Lanka
4. S.A. Silva & Sons Lanka (Pvt) Ltd., Loluwagoda Mills, Loluwagoda, Mirigama 11204, Sri Lanka