00321nam a2200121Ia 450000500170000000800410001702000150005805000150007310000130008824500410010126000400014265000170018220251229085735.0251229s9999    xx            000 0 und d  a0870553739  aTD 930 .M4  aMerkel.A 0aManaging Livestock Wastes.cA Merkel  aAVI publishing Company.Connecticut.  aAnimal Waste