000 00317nam a2200109Ia 4500
008 220216s9999 xx 000 0 und d
100 _aAttanayaka D P S T G
245 0 _aImproved clones for more productivity
260 _bBulletin of the Rubber Research Institute of Sri Lanka
_c1998
300 _a32-36
942 _cJS
999 _c60828
_d60828