00405nam a2200133Ia 4500008004100000082001800041100001600059245004500075260005200120300000800172650004100180650003400221653001600255170901s1975    xx            000 0 und d  a631.586bG96P  aGupta, U.S. 0aPhysiological aspects of dryland farming  aNew DellhibOxford and IBH Publishing Co.c1975  a391  aAgriculture and related technologies  aTechnology (Applied sciences)  aDry farming