000 00518nam a2200169Ia 4500
008 170101s1984 xx 000 0 und d
082 _a631.84 I-2N
100 _aIndian society of soil science (New Delhi)
245 0 _aNitrogen in soils, crops and fertilizers
260 _aNew Delhi
_bIndian society of soil science
_c1984
300 _a25cm; 520
440 _aBulletin No. 13
650 _aSOILS - NITROGEN CONTENT
653 _aNITROGEN FERTILIZERS
653 _aSOILS - NITROGEN CONTENT
942 _2ddc
_cB
999 _c103202
_d103202