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Some aspects of the ecology of naturally occurring populations of submerged vascular hydrophytes in municipal wastewater lagoons. I. Primary production and phosphorus--nitrogen accumulation. II. Trace element accumulation. III. Potential use as a feeds...

Some aspects of the ecology of naturally occurring populations of submerged vascular hydrophytes in municipal wastewater lagoons. I. Primary production and phosphorus--nitrogen accumulation. II. Trace element accumulation. III. Potential use as a feeds...

Tierney, Dennis Patrick, 1943-

Text (1972)

Part of Electronic Theses & Dissertations

An experimental study of the anerobic digestion of milk plant by-products

An experimental study of the anerobic digestion of milk plant by-products

MacPherson, Kenneth Sands

Text (1939)

Part of Electronic Theses & Dissertations