00327nam a2200097Ia 4500008004100000082002000041100004100061245009300102260002600195300000800221140113s9999    xx            000 0 und d  a631.4(540)   K0  a"Jenny, Haris. & Raychaudhury, S.P."  aEffect of climate and cultivation on nitrogen & organic matter reserves in Indian Soils.  a1960bICARcNew Delhi  a126