000 00402nam a2200133Ia 4500
008 140224s9999 xx 000 0 und d
082 _a631.4+631.8+633:546.17 M4
100 _aIndian Society of Soil Science
245 _aNitrogen in soils, crops and fertilizers/
260 _aNew Delhi
_bIndian Society of Soil Science
_c1984
300 _a518p.
650 _aNitrogen,soil,Fertilizers
942 _cBK
999 _c94729
_d94729