000 00324nam a2200121Ia 4500
008 170101s1971 xx 000 0 und d
082 _a631.42 VEG
100 _aVigyan Bhavan
245 0 _aInternational Symposium on Soil Fertility Evalution.
260 _aNew Dellhi
_bI. C. A. R.
_c1971
300 _a75 p
942 _2ddc
_cB
999 _c34566
_d34566