000 00338nam a2200121Ia 4500
008 220216s9999 xx 000 0 und d
100 _aMendis L P
245 0 _aFuture of natural rubber industry
260 _bRubber Research Institute of Sri Lanka Bulletin
_c1977
300 _a114-116
650 _aNatural rubber industry
942 _cJS
999 _c59699
_d59699