[ 发表于: Pollution ]
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结果 31-40 的 101

Estimating costs and manpower requirements for conventional wastewater treatment facilities

1972

Patterson, W. L. | Banker, R. F.

National Agricultural Library - United States of America



Development of a state effluent charge system

1972

National Agricultural Library - United States of America

A feasibility demonstration of an aerial surveillance spill prevention system

1972

Welch, Robin I. | Marmelstein, Allan D. | Maughan, Paul M.

National Agricultural Library - United States of America


Erosion and sediment pollution control

1972

Beasley, R. P. (Robert Patrick)

National Agricultural Library - United States of America

Evaluation of beef cattle feedlot waste management alternatives

1972

Butchbaker, A. F.

National Agricultural Library - United States of America

Trickling filter treatment of fruit processing waste waters

1972

Rose, Walter W. | Mercer, Walter A.

National Agricultural Library - United States of America

Water pollution and its control

1972

Fish, Hugh

National Agricultural Library - United States of America