000 00432nam a2200157Ia 4500
008 170901s1980 xx 000 0 und d
082 _a631.586
_bM30A
100 _aMann, H.S.
245 0 _aArid Zone Research and Development
260 _aJodhpur
_bHarvard Press
_c1980
300 _a531
650 _aAgriculture and related technologies
650 _aTechnology (Applied sciences)
653 _aDry farming
942 _2ddc
_cBK
999 _c14052
_d14052