00415nam a2200133Ia 4500008004100000082001500041100002500056245003400081260003700115300000800152942000700160952009700167999001700264140113s9999    xx            000 0 und d  a631.8   J7  a"Hopkins, Donald P."  aChemicals Humus and the soils  a1957bFaber & Faber Ltd.cLondon  a288  cBK  00104070aVTLbVTLd2014-01-13l0o631.8   J7pVBK511r2014-01-13 00:00:00w2014-01-13yBK  c57189d57189