Global ETD Search
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 11 of 11 for “"crop depredation"”.
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Crop Depredation by White-Tailed Deer at Sand Lake National Wildlife Refuge, South Dakota
<p>Damage to agricultural crops by white-tailed deer (Odocoileus virginianus) was investigated at Sand Lake National Wild life Refuge (SLNWR), Brown County, South Dakota in 1995 and 1996. To quantify depredation in corn (Zea mays) and soybean (Glycine max) fields on SLNWR and surrounding private …
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Demography, Reproduction, Diet and Crop Depredation in Three Species of Rodents in Natural and Irrigated Fields in Nigeria
… and yield loss caused by rodents in cereal crops in irrigated savannah fields was investigated. The high level of yield loss in wheat, compared to low and moderate levels in rice (grown for the most part during the rains), was probably a result of the greater depredation rate on the wheat, …
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Development of An Elk Sightability Model for the Black Hills of South Dakota
… negative impacts on private landowners through crop depredation. As a result, elk abundance is essential information required to successfully manage this population. Improvements on traditional population surveys were needed to account for potential visibility bias to gain more reliable …
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HUMAN PREDATION RISK AND ELK BEHAVIOR IN HETEROGENEOUS LANDSCAPES
… goals were to reduce population growth rate, crop depredation, and habituation to humans. However, little was known about the indirect effect hunting has on anti-predator behavior, movement, resource selection, and human-elk conflicts. We first investigated the indirect effects of hunting on …
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HUMAN PREDATION RISK AND ELK BEHAVIOR IN HETEROGENEOUS LANDSCAPES
… goals were to reduce population growth rate, crop depredation, and habituation to humans. However, little was known about the indirect effect hunting has on anti-predator behavior, movement, resource selection, and human-elk conflicts. We first investigated the indirect effects of hunting on …
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Ecological profile of a Nigerian Sahelian wetland: toward integrated vertebrate pest damage management
… in most communities in the wetland reported crop depredation by vertebrate wildlife. Traditional controls of pests are still practiced, but most are ineffective or time consuming. About 64% of the communities consider acoustic scaring techniques to be the most effective methods of vertebrate …
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Spatio-Temporal Effects of Land Use Changes in A Savanna Wildlife Area of Kenya
… authorities recorded 143. The damage types were crops, livestock deaths, and human deaths and injuries. The majority of the damage cases involved crop depredation. The Amboseli National Park authorities significantly under-reported the number of elephant damage incidents in the basin (P < 0.0001).
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Nutritional Ecology of White-Tailed Deer: Assessment of an Index to Diet Quality and a Repellent
… producers lose millions of dollars annually to depredation caused by ungulates; although multiple repellents exist for deer, most are ineffective. Tannins are a plant defensive compound that have an astringent taste, reduce digestibility, reduce protein availability, and are toxic to rumen …
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Flightless Giant Canada Goose Depredation Abatement and Disgestibility of Selected Crops in South Dakota
Crop depredation by flightless giant Canada geese (Branta Canadensis maxima) has become a common occurrence across the upper Midwest. Due to numerous landowner complaints, South Dakota Department of Game, Fish and Parks (SDGFP) is evaluating several methods to solve this problem. One method is the …
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An Assessment of the Biological and Socioeconomic Feasibility of Elk Restoration in Virginia
… costs were the economic impacts to property, crop depredation, and public safety hazards. In contrast, local stakeholder representatives identified economic returns from increased tourism due to the presence of elk and the creation of new recreational opportunities as the most anticipated …
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Fruit bat diet, foraging ecology and seed dispersal in the Vhembe Biosphere Reserve.
… stems from perceived or actual damage to their crops, especially during the harvest season. Such conflict often leads to the persecution of fruit bats, either legally or illegally. Therefore, a proactive assessment of bats diet in agroecosystems is important. South Africa is one of the major …