000 00326nam a2200121Ia 4500
008 170101s1984 xx 000 0 und d
082 _a631.4 ISS
100 _aIndian Society of Soil Science
245 0 _aNitrogen in soils , crops and fertilizers,
260 _aNew Delhi
_bISSS
_c1984
300 _a520p.
942 _2ddc
_cBK
999 _c328631
_d328631