000 00294nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aSethi (GR) and Chatrath (MS)
245 0 _aImproving crop and Animal Productivity
260 _bD.I.B.H
260 _c1978
365 _b105
942 _cBK
999 _c209697
_d209697