000 00396nam a2200145Ia 4500
008 220216s9999 xx 000 0 und d
100 _aBarlow Colin
245 0 _aTowards an optimum size of rubber holding
260 _bJournal of the Rubber Research Institute of Malaya
_c1969
300 _a613-653
650 _aRubber
650 _aSmallholding
700 _aChee-Kheong Chan
942 _cJS
999 _c71403
_d71403