Mineralisation of urea coated with neem cake and tar and its effect on growth of rubber - Karthikakuttyamma M.; Antony P.A.; Krishnakumari K.S.; Potty S.N. (Proceedings of the International Rubber Conference, 17-19 September 1984, Rubber Research Institute of Sri Lanka, Colombo, Sri Lanka, V 1; Pt.1, pp. 279-283., 1984)
Keywords: Neem coated urea; Rubber growing soil; Tar coated urea