00399nam a2200169Ia 45000030006000000050017000060080041000230200019000640400009000830410012000920820015001041000026001192450036001452500008001812600032001893000008002210Nust20170105110247.0161124s9999    xx            000 0 und d  a9-780813828732  cIGIS  aEnglish  a631.4bBUO  aS.W.Buol R.J Southard  aSoil Genesis and Classification  a4TH  aUSAbLowa State Pressc2002  a494