00415nam a2200145Ia 4500008004100000020001800041082001600059100002300075245002900098260004700127300001000174650004100184650003400225653001000259170901s2000    xx            000 0 und d  a9780849331367  a631.4bS94H  aSumner, Malcolm. E 0aHandbook of Soil Science  aLondonbCRC Taylor and Francis Groupc2000  aMISC.  aAgriculture and related technologies  aTechnology (Applied sciences)  aSoils