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Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 16 of 16 for “"Game bird"”.
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Non-Game Bird habitat Associated With Haul Roads and Surface Mining for Bentonite Clay
… possible differences in density and diversity of birds in relation to distance from mining haul roads and various aged mine spoils. Winter bird surveys and breeding bird counts were conducted during 1977 and 1978. Bird density and diversity were estimated and compared between the following habitat …
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Development of Sustainable Harvest Strategies for Cellulose-Based Biofuels: Harvest Effects on Game Bird Production
… possible effects of biomass harvest on nesting game birds. Specific objectives of this study in southeastern South Dakota included: (1) quantifying nest success to determine if haying treatments have an impact, (2) determining if haying treatments affect nesting density, (3) determining nest …
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The spatial ecology and conservation of an important game bird in Ireland: the Eurasian woodcock
… woodcock) is a largely migratory ground-nesting bird in the family Scolopacidae associated with forested habitat, and is commonly hunted by humans across its European range. The direct and indirect effects of hunting on this species are generally poorly known, and it can be difficult to study …
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Development of Sustainable Harvest Strategies for Cellulose-Based Biofuels: The Effect of Intensity and Season of Harvest on Cellulosic Feedstock and Upland Nesting Game Bird Production
… on nesting success of economically important bird species, (5) determine how vegetative structure and composition affect nesting success and diversity of economically important bird species in southeastern South Dakota. This study utilized a randomized block design with 3 haying intensities …
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Nesting of Mourning Doves in Eastern South Dakota
The mourning dove¹, not presently a game bird in South Dakota, is gaining support toward that status. During the 1959 state legislative season a bill sponsored by the Department of Game, Fish and Parks to place the mourning dove on the game bird list was passed by the House and defeated by the …
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Fall Food Habits of the Merriams' Wild Turkey in Western South Dakota
… has begun to assume a prominent place among the game birds. . . . The principal objective of this study was to determine the fall food habits Merriam’s (Meleagris gallopavo merriami) in western South Dakota. A secondary purpose was to compare turkey food habits from year to year. Such information …
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Use of Eelctrophoresis to Determine Populations of Pheasants in South Dakota
… pheasant (Phasianus colchicus) is an important game bird, and various management techniques have been implemented in its behalf. One of the most common practices has been transplanting or stocking wherein pheasants are introduced into an area with a depleted population in hopes of increasing …
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Dieldrin Residues In Eggs and Fat of Penned Pheasant Hens
… insecticides are present in tissues and eggs of birds that receive these chemicals in their diets. Some workers, for example Gene11y and Rudd (1956) and DeWitt (1956), studied the effects of different levels of ingested insecticides on the reproduction of game birds. Additional studies are needed …
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Synthesis of Western Willet (Catoptrophorus semipalmatus inornatus) Marbled Godwit (Limosa fedoa), and Upland Sandpiper (Bartramia longicauda) Research in South Dakota, 1843-2006
… (Bartramia longicauda), 3 upland nesting shorebird species, biologists need access to current and former literature and occurrence records. The primary goal of this project was to compile, review, and synthesize the major records and research relative to these 3 species. During 2005 and 2006, I …
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Spring Migration Ecology of American Woodcock (Scolopax minor) in the Central Management Region of the United States
… woodcock (Scolopax minor) is a migratory game bird in population decline since the start of monitoring in 1968. Researchers are interested in gaining knowledge of spring migration ecology to improve migration habitat and mitigate population decline. I captured six woodcock with mist and …
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Breeding Ecology and Productivity of Mallards and Mallard-grey Duck Hybrids in New Zealand
… hybrids (hereafter mallards) are the predominant game bird in NZ. Perceived declines in mallard abundance in some regions have prompted NZ Fish and Game Council to initiate research to better understand causes of population change. During 2014–2015, I collected data from 304 radiomarked female …
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The Growth of Mourning Dove Nestlings in Eastern Nebraska
… the Mourning Dove is the most extensively hunted game bird in the country. There are, however, those states that feel that this hunting reduces the population each year by leaving many late season nests unattended (Cheney and Cheney, 1967). It is possible that nestlings from this period are less …
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Parasite communities of wild turkeys (Meleagris gallopavo) in Colorado
… (Meleagris gallopavo) are large galliform birds, are commonly hunted birds, and they are non-migratory. Wild turkeys were originally found over most of the United States. In the early 1900s they experienced widespread population declines which are thought to have been caused by overhunting …
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Evaluation of intensified rabbit management procedures on public hunting area in southcentral Virginia
… U. S. Second Army and the Virginia Commission of Game and Inland Fisheries. Cottontail Rabbit population fluctuations were measured by roadside counts during the summer months. It was found that a precipitous drop in the rabbit population occurred in mid-August. The suspected etiology of this …
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Spring Dispersal and Breeding Ecology of Northern Bobwhite in Southwest Ohio
<p>Northern bobwhites are a popular upland game bird species with economic and social importance. Despite nearly a century of research, population declines continue at state and national scales. Precipitous population declines and range-contractions in the Midwest have been caused by land-use …
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Factors influencing the space use of a nonhunted population of eastern wild turkeys
… been an economically and culturally important game species in North America for many decades. Recent declines in abundance and productivity in several populations of wild turkeys, have caused widespread concern among researchers and managers. After near extinction in the early 1900's followed …