000 00287nam a2200133Ia 4500
008 161121s9999 xx 000 0 und d
100 _aARNON (I)
245 0 _aCrop production in dry region
260 _cLeonard Hill
365 _b0
650 _aNIL
652 _a#N/A
942 _cBK
999 _c40625
_d40625