00433nam a2200133Ia 4500008004100000100002000041245009400061260006700155300001000222650001500232650002200247650001000269650002000279220216s9999    xx            000 0 und d  aRatnayake C M B 0aAssay of growth inhibitors in seed oil and normal and diseased (Brown bast) bark of Hevea  bRubber Research Institute of Sri Lanka Quarterly Journalc1973  a19-27  aBrown bast  aGrowht inhibitors  aHevea  aRubber seed oil