Jayakody, J.A.A.M.Tea Research Institute of Sri Lanka2015-07-132015-07-132003Proceedings of the 206th Experiments and Extension Forum, 31st January 2003, TRI, Talawakele:p.20-31https://dl-tri.nsf.gov.lk/handle/1/1430Agriculture economicsFertilizerTea plantationFertilizer priceMarket priceBlack tea