000 00310nam a2200133Ia 4500
008 160316s1977 xxu||||| |||| 00| 0 eng d
020 _a
100 _aS V Govinda Rajan
245 _aSoil And Crop Productivity
250 _a1
260 _aBOMBAY
_bASIA
_c1977
300 _a313
700 _a H G Gopala Rao
_a
999 _c25940
_d25940