000 00311nam a2200109Ia 4500
008 220216s9999 xx 000 0 und d
100 _aNugawela A
245 0 _aTowards an economically viable plantation
260 _bBulletin of the Rubber Research Institute of Sri Lanka
_c1995
300 _a14-21
942 _cJS
999 _c71401
_d71401