003190000a22001210004500060000800000082001900008100002400027245001700051260005800068260000900126300000800135650005400143  a100  a591.526404 SCH  aSchaller, Friedrick  aSoil animals  aMichigan, Ann Arbor, The university of Michigan Press  c1968  a144  aAnimals- Ecology/ Soil animals- Habits, Behaviour