00640nam a2200205Ia 450000500170000000800410001702000270005804000190008504100120010408200160011610000160013224500850014826000340023330000330026744000300030050400340033065000120036465100480037685000100042420230713124944.0131103s9999    xx            000 0 und d  a019854512 6c12.50 pds  aLoreto College  aEnglish  a631.47bWEB  aWebster, R.  aQuantitative and numerical methods in soil classification and surveyscR.Webster  aOxfordbClarendon Pressc1977  a269 p.b ill., figures, maps  aMonographs on Soil Survey  aIncludes references and index  aSoil -   aSoil Science - Soil and Land use surveys -   aLCLIB