000 00286nam a2200109Ia 4500
100 _aRaychaudhuri, S. P
942 _cBK
245 _aUse of artificial fertilizers in India
260 _aIndian Council of Agriculture Research, New Delhi
_c1967
082 _a631.8(54) Ray
300 _av,142
999 _c9784
_d9784