000 00293nam a2200121Ia 4500
100 _aKanwar, J. S.
_9948
250 _a1st
942 _cGBK
245 _aSoil fertility theory and practice
260 _bIndian v. Ananda Krishna Chetty New Delhi
_c1976
082 _a631.42
300 _a533
999 _c386288
_d442752