000 00492nam a2200145Ia 4500
008 130903s9999 xx 000 0 und d
082 _aTR048:631.45.001.4(100) 1971.2.9/14(082.2) L1
245 _aSoil fertility evaluation; abstracts of papers.
260 _aNew Delhi
_bVigyan Bhavan
_c1971
300 _a75p.
600 _aInternational Symposium on Soil fertility evaluation, New Delhi, Feb. 9, 1971.
600 _aKanwar, J.S.
650 _aSoil fertility evaluation
942 _cGRBK
999 _c81621
_d81621