00269nam a2200097Ia 4500008004100000082002300041100003700064245003600101260002600137300000800163140113s9999    xx            000 0 und d  a631.44(540)   K8.1  a"Agarawal, R.R. and Gupta, R.N."  a"Saline, Alkali soils in India"  a1968bICARcNew Delhi  a221