The Nebraska Breeding Ground Survey has been conducted for the fifth consecutive year. This survey is aimed at providing indicators to the waterfowl population through measuring the seasonal and year b,y year trends in breeding numbers and production success. The survey recognizes the sandhill region as the most important waterfowl-producing area of Nebraska and therefore, studies have been largely concentrated there
Surveying of selected transects from the air and from the ground has been used since 1959 to determi...
I investigated aspects of mallard (Anas platyrhnchos) breeding ecology in the Nebraska Sandhills dur...
Waterfowl were studied from early fall 1958 through spring 1959 along selected Des Moines River segm...
The Nebraska Breeding Ground Survey has been conducted for the fifth consecutive year. This survey i...
A survey was conducted in 1953 to determine the feasibility of using aerial photography to measure t...
The 2001 Waterfowl Breeding Ground and Habitat Survey for South and North Dakota was conducted 7 - 2...
One important form of wetlands habitat in Nebraska is the “Fresh-water Basins”; their importance ext...
The purpose of this paper is to describe the characteristics of the breeding waterfowl population on...
This report summarizes the information obtained by the 1956 midwinter waterfowl survey on the size a...
Breeding waterfowl in South Dakota were censused on 500 legal quarter sections within 125 clusters r...
An evaluation of the roadside technique for censusing breeding waterfowl was conducted in east-centr...
During a 3-week period in July of 1964, Game Section personnel with assistance from Biology Section ...
The Nebraska Sandhills are an important area for breeding ducks in the Great Plains, but reliable es...
This report presents the results of data gathered by questionnaire from a random group of North Dako...
Reporting on fishing to waterfowl of the state of Iowa is in this quarter biology report. Reports in...
Surveying of selected transects from the air and from the ground has been used since 1959 to determi...
I investigated aspects of mallard (Anas platyrhnchos) breeding ecology in the Nebraska Sandhills dur...
Waterfowl were studied from early fall 1958 through spring 1959 along selected Des Moines River segm...
The Nebraska Breeding Ground Survey has been conducted for the fifth consecutive year. This survey i...
A survey was conducted in 1953 to determine the feasibility of using aerial photography to measure t...
The 2001 Waterfowl Breeding Ground and Habitat Survey for South and North Dakota was conducted 7 - 2...
One important form of wetlands habitat in Nebraska is the “Fresh-water Basins”; their importance ext...
The purpose of this paper is to describe the characteristics of the breeding waterfowl population on...
This report summarizes the information obtained by the 1956 midwinter waterfowl survey on the size a...
Breeding waterfowl in South Dakota were censused on 500 legal quarter sections within 125 clusters r...
An evaluation of the roadside technique for censusing breeding waterfowl was conducted in east-centr...
During a 3-week period in July of 1964, Game Section personnel with assistance from Biology Section ...
The Nebraska Sandhills are an important area for breeding ducks in the Great Plains, but reliable es...
This report presents the results of data gathered by questionnaire from a random group of North Dako...
Reporting on fishing to waterfowl of the state of Iowa is in this quarter biology report. Reports in...
Surveying of selected transects from the air and from the ground has been used since 1959 to determi...
I investigated aspects of mallard (Anas platyrhnchos) breeding ecology in the Nebraska Sandhills dur...
Waterfowl were studied from early fall 1958 through spring 1959 along selected Des Moines River segm...