000 00393nam a2200133Ia 4500
008 220216s9999 xx 000 0 und d
100 _aYogaratnam N
245 0 _aManagement of soil resources to meet the challenges of the future
260 _bRubber Research Institute of Sri Lanka Bulletin
_c1985
300 _a29-31
650 _aSoil management
650 _aSoil resources
942 _cJS
999 _c62448
_d62448