000 00301nam a2200133Ia 4500
008 230108s9999 xx 000 0 und d
100 _aSingh AK
245 0 _aCrop Modeling for land use Planning
260 _bAgrotech
260 _c2011
365 _b1980.00
650 _aAgronomy
942 _cBK
999 _c251545
_d251545