000 00315nam a2200121Ia 4500
008 170101s1975 xx 000 0 und d
082 _a631.586 GUP
100 _aGupta U.S.
245 0 _aPhysiological Aspects of Dryland farming
260 _aNew York
_bAcademic Press
_c1975
300 _a391 p.
942 _2ddc
_cB
999 _c499516
_d499516