00252nam a2200097Ia 4500008004100000082002000041100004000061245001900101260002600120300000800146140113s9999    xx            000 0 und d  a631.4(540)   K3  a"Raychaudhuri, S.P.& Agarwal, R.R."  aSoils of India  a1963bICARcNew Delhi  a496