00429nam a2200157Ia 4500008004100000020001500041082001700056100001700073245002600090260003700116300000800153650004100161650003400202653001700236700001800253170901s1972    xx            000 0 und d  a0471488755  a631.43bK73A  aKirkham, Don 0aAdvanced Soil Physics  aLondonbWiley Intersciencec1972  a534  aAgriculture and related technologies  aTechnology (Applied sciences)  aSoil physics  aPowers, W. L.