Gunawardena, K.J.2013-05-082013-05-081977Journal of the Rubber Research Institute of Sri Lanka54(1-2)pp.417-421https://dl-rri.nsf.gov.lk/handle/1/1411EconomicsNatural rubberMalaysiaThailandIndonesiaWest AfricaLatin AmericaIndiaSri LankaAgricultural economicsCountry plans and programmes for rubber development and FAO assistanceA