Search Results - "Kadlec, John A."

Evaluation of translocation criteria: case study with trumpeter swans ( Cygnus buccinator) by Engelhardt, Katharina A.M, Kadlec, John A, Roy, Victoria L, Powell, James A

“…Translocations are a common conservation technique; however, the feasibility and success of translocations are evaluated rarely. We translocated 57 trumpeter…”
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Effects of Saline Drinking Water on Early Gosling Development by Stolley, Dorie S., Bissonette, John A., Kadlec, John A., Coster, Dan

“…Relatively high levels of saline drinking water may adversely affect the growth, development, and survival of young waterfowl. Saline drinking water was…”
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Avian Botulism in Great Salt Lake Marshes: Perspectives and Possible Mechanisms by Kadlec, John A.

“…Given the fact that Great Salt Lake wetlands always present a high risk of avian botulism, the question is why some years have almost no mortality and other…”
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Effects of Saline Environments on the Survival of Wild Goslings (Branta canadensis) by STOLLEY, DORIE S, BISSONETTE, JOHN A, KADLEC, JOHN A

“…Research on ducklings and goslings has demonstrated that young birds hatched in moderate to high saline environments without access to fresh drinking water…”
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Fire and herbivory in a Great Salt Lake marsh by Smith, Loren M., Kadlec, John A.

“…The effects of fire and of herbivory by vertebrates on the standing crops and aboveground net primary production of Typha latifolia, Scirpus lacustris, S…”
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Abiotic Predictors of Avian Botulism Outbreaks in Utah by Barras, Scott C., Kadlec, John A.

“…Avian botulism is a toxicosis responsible for large outbreaks in wild waterfowl and wading birds. The toxin is produced by the bacterium Clostridium botulinum…”
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Influence of High Density and Parental Age on the Habitat Selection and Reproduction of Black-Billed Magpies by Reese, Kerry P., Kadlec, John A.

“…The habitats selected for nesting and the breeding biology of a dense population of Black-billed Magpies (Pica pica hudsonia) were studied over two years in…”
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Structure of the New England Herring Gull Population by Kadlec, John A., Drury, William H.

“…Measurements of the rates of population increase, reproduction, and mortality together with an observed age ratio, were used to analyze the population of the…”
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Effects of a Drawdown on a Waterfowl Impoundment by Kadlec, John A.

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A Further Comment on the Ecology of Woolgrass (Scirpus Cyperinus) by Kadlec, John A.

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An Analysis of a Woolgrass (Scirpus Cyperinus) Community in Wisconsin by Kadlec, John A.

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Effect of depth of flooding on summer water budgets for small diked marshes by Kadlec, John A.

“…Water budgets for 10 small diked marshes in Manitoba, Canada were constructed for each of the 6 ice-free months for 5 years. Water levels in the marshes were…”
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Dynamics of potential waterfowl foods in great salt lake marshes during summer by Cox, Robert R., Kadlec, John A.

“…Changes in biomass of potential waterfowl foods were investigated in Great Salt Lake marshes during July and August of 1988-89. In freshwater habitats, biomass…”
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Evaluation of Methods to Estimate Gosling Survival (Evaluación de Métodos para Estimar la Supervivencia de Crías de Branta canadensis) by Stolley, Dorie S., Bissonette, John A., Kadlec, John A.

“…Five common approaches have been used to determine survival of Canada Goose goslings. Two focus directly on broods without marks (mean brood size and total…”
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Macroinvertebrate response to marsh management strategies in Utah by Huener, Joel D., Kadlec, John A.

“…The authors examined the response of aquatic macroinvertebrates to three marsh management strategies. The three management practices compared were conventional…”
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Seed banks and their role during drawdown of a North American marsh by Smith, L.M, Kadlec, J.A

“…(1) The size and species composition of the seed banks were compared among six vegetation types (Typha spp., Scirpus acutus, Scirpus maritimus, Distichlis…”
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Responses by macroinvertebrates to cattail litter quality and timing of litter submergence in a Northern Prairie Marsh by Nelson, Jeffrey W., Kadlec, John A., Murkin, Henry R.

“…An experiment was conducted in the Delta Marsh in south-central Manitoba to assess the effects of initial litter quality, duration of litter submergence, and…”
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Relationships between Waterfowl and Macroinvertebrate Densities in a Northern Prairie Marsh by Murkin, Henry R., Kadlec, John A.

“…This study examined the relationships of waterfowl and American coot (Fulica americana) densities with macroinvertebrate levels in several diked ponds (cells)…”
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Effects of Introducing Foxes and Raccoons on Herring Gull Colonies by Kadlec, John A.

“…Red foxes (Vulpes fulva) and raccoons (Procyon lotor) released at colonies of herring gulls (Larus argentatus) on islands off the Massachusetts coast…”
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Insect herbivory on an inland brackish wetland by Foote, A. Lee, Kadlec, John A., Campbell, Barbara K.

“…Standing crop measurements were made in emergent wetland vegetation following acute herbivory by 2 species of leaf-chewing caterpillars, Cisseps fulvicula and…”
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