000 00298nam a2200121Ia 4500
008 220216s9999 xx 000 0 und d
100 _aNair V K B
245 0 _aResearch on natural rubber
260 _bRubber Board Bulletin
_c1980-81
300 _a6-Jan
650 _aRubber research
942 _cJS
999 _c66798
_d66798