000 00309nam a2200097Ia 4500
100 _aTandon H L S & Narayan Pratap
245 _aFertilizers in Indian Agriculture Past Present & Future (1950-2000)
260 _bFertiliser Dev & Const, New Delhi
082 _aJ:24.2,P-N50/N90/B18684
300 _app 160; 24*16
999 _c11719
_d11719