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east lansing agricultural pollution control laboratory
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Closed system waste management for livestock
Michigan. State University, East Lansing. Agricultural Pollution Control Laboratory. · U.S. Environmental Protection Agency]; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
110 sayfa · 1972
Farm manure / Feedlots / Separators (Machines) / Waste disposal / Waste Disposal Facilities