00450nam a2200133Ia 4500008004100000082002200041100003500063245004700098260003400145300000800179942000700187952010500194999001700299140113s9999    xx            000 0 und d  a631.6.02(03)   K4  aU.S. Department of Agriculture  aA Manual of conservation of soil and water  a1974bOxford & IBHcNew Delhi  a208  cBK  00104070aVTLbVTLd2014-01-13l0o631.6.02(03)   K4pVBK3050r2014-01-13 00:00:00w2014-01-13yBK  c59732d59732