000 00305nam a2200121Ia 4500
008 220216s9999 xx 000 0 und d
245 0 _aCycle of nutrients in rubber plantation
260 _bPlanters Bulletin
_c1972
300 _a73-81
650 _aNutrients
650 _aRubber plantation
942 _cJS
999 _c56688
_d56688