Donald A. Hammer

Osprey nest platforms: Section 5.1.6, U.S. Army Corps of Engineers wildlife resources management manual

Wilma A. Mitchell, Chester O. Martin, Donald A. Hammer, 1986 .

Environmental Impact Research Program. Osprey Nest Platforms. Section 5.1.6, US Army Corps of Engineers Wildlife Resources Management Manual.

Wilma A. Mitchell, Chester O. Martin, Donald A. Hammer, 1986 .

Designing constructed wetlands systems to treat agricultural nonpoint source pollution

Donald A. Hammer, D. A. Hammer, 1992 .

Constructed Wetlands for Wastewater Treatment

Donald A. Hammer, D. A. Hammer, 2020 .

Creating Freshwater Wetlands

Donald A. Hammer, D. A. Hammer, 1991 .