000 00551nam a2200205Ia 4500
008 170901s1979 xx 000 0 und d
020 _a0387094148
082 _a630.915
_bH15A
100 _aHall, A. E.
245 0 _aAgriculture in Semi-Arid Environments
260 _aBerlin
_bSpringer-Verlag
_c1979
300 _a340
650 _aAgriculture and related technologies
650 _aTechnology (Applied sciences)
653 _aAgriculture
653 _aArid zone
700 _aCannell, G. H.
700 _aLawton, H. W.
942 _2ddc
_cBK
999 _c12721
_d12721