00399nam a2200133Ia 4500008004100000082001900041100002800060245002000088260003600108300001400144490006500158600002700223650001500250140224s9999    xx            000 0 und d  a631.417 L5.1-2  aGieseking, John E., ed.  aSoil components  aNew YorkbSpringer verlagc1975  av.1,534p.  aCONTENTS:- v.1. Organic components v.2. Inorganic chemistry.  a John E.Gieseking, ed.  aSoil,Humus