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1989

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Articles 61 - 90 of 126

Full-Text Articles in Environmental Health and Protection

Survey Of Mississippi Catfish Farmers On Means, Effort, And Costs To Repel Fish-Eating Birds From Ponds, A.R. Stickley, K.J. Andrews Sep 1989

Survey Of Mississippi Catfish Farmers On Means, Effort, And Costs To Repel Fish-Eating Birds From Ponds, A.R. Stickley, K.J. Andrews

Eastern Wildlife Damage Control Conference: 4th (1989)

Eighty-seven percent of 281 Mississippi catfish farmers felt that fish-eating birds were enough of a problem to warrant harassment. Fanners estimated that they spent an average of 2.6 man-hours per day harassing birds at an average annual cost of $7400. Sixty percent of the farmers who harassed birds did so by driving around the ponds and firing at birds to repel them. Propane exploders and pyrotechnics were also used. Pyrotechnics were judged the most effective repellent technique. The cost of bird harassment according to these farmers is $2.1 million. The value of fish loss to cormorants alone is roughly estimated …


Coyote Depredation Control In New York - An Integrated Approach, Thomas N. Tomsa, James E. Forbes Sep 1989

Coyote Depredation Control In New York - An Integrated Approach, Thomas N. Tomsa, James E. Forbes

Eastern Wildlife Damage Control Conference: 4th (1989)

The New York State Cooperative Coyote Damage Control Program was established in late 1986 through a cooperative agreement between the New York State Department of Agriculture and Markets (NYSDAM) and USDA/ APHIS/ ADC in response to escalating complaints of coyote (Canis latrans) depredations on sheep from 1980-85. Ten counties with histories of and/or potential for coyote/livestock conflicts were identified and targeted for publicity and primary program emphasis. Program staff received 58 reports of coyote depredations on 182 sheep from 32 producers in the ten target counties and seven outlying counties from May 1987 through May 1989/ and verified 46 complaints …


Demonstration Electric Fences To Control Black Bear Damage To Apiaries In New York State, Janet L. Sillings, Thomas N. Tomas Jr., James E. Forbes Sep 1989

Demonstration Electric Fences To Control Black Bear Damage To Apiaries In New York State, Janet L. Sillings, Thomas N. Tomas Jr., James E. Forbes

Eastern Wildlife Damage Control Conference: 4th (1989)

The New York State black bear (Ursus americanus) population/ approximately 4,000 animals (Clarke 1977)/ causes damage to apiaries in the Catskill/ Adirondack/ and Southern Tier regions of the state. During 1987/ 1988/ and 1989, USDA Animal Damage Control (ADC) administered a program in New York to control bear damage to apiaries. Control activities were carried out pursuant to a Cooperative Agreement between ADC and the New York State Department of Agriculture and Markets/ and were supported by matching Federal- State contributions. Program objectives were beekeeper education aimed at preventing bear damage and for the construction of demonstration temporary electric fences. …


Black Bear Damage In Virginia, Michael R. Vaughan, Patrick F. Scanlon, Sue Evelyn P. Mersmann, Dennis D. Martin Sep 1989

Black Bear Damage In Virginia, Michael R. Vaughan, Patrick F. Scanlon, Sue Evelyn P. Mersmann, Dennis D. Martin

Eastern Wildlife Damage Control Conference: 4th (1989)

We examined records of black bear damage in Virginia on Shenandoah National Park, (SNP) (1979-1988) and non-Park lands (1973-1988). Mean annual damage was $5,470 on non-Park lands and $1,217 on the Park. Corn and beehives accounted for 79 percent and personal property for 72 percent of the economic loss on non-Park and Park lands respectively. Young males were responsible for most damage on non-Park lands while adults of both sexes caused most damage on SNP. Over 70 percent of bear damage incidents in the state occurred either on the Park or on land immediately adjacent to the Park. Moving bears …


Use Of Donkeys To Guard Sheep And Goats In Texas, Murray T. Walton, C. Andy Feild Sep 1989

Use Of Donkeys To Guard Sheep And Goats In Texas, Murray T. Walton, C. Andy Feild

Eastern Wildlife Damage Control Conference: 4th (1989)

Though livestock guarding dogs have received considerable attention in recent years, other animals including donkeys (Equus asinus) are being used to protect sheep and goats from predation by coyotes (Canis latrans). In Texas many ranchers prefer donkeys due to low cost, relatively small maintenance requirements, and compatibility with other predator control methods. This paper describes husbandry practices for use of guard donkeys and relates rancher accounts of their effectiveness in protecting sheep and goats.


Elk And Crop Damage In Pennsylvania, Gary W. Witmer, Rawland Cogan Sep 1989

Elk And Crop Damage In Pennsylvania, Gary W. Witmer, Rawland Cogan

Eastern Wildlife Damage Control Conference: 4th (1989)

The native eastern subspecies of elk (Cervus elaphus canadensis) was once widespread in Pennsylvania, but was extirpated from the state by 1880 (Bryant and Maser, 1982). About 177 Rocky Mountain elk (C.e. nelsoni) were re-introduced to the state between 1913 and 1926 (Sassaman, 1985). The herd increased as did crop damage complaints. Hunting seasons began in 1923 and continued until 1931. No further hunting was allowed because the herd had declined steadily. A small herd persisted in North-central Pennsylvania, in Elk and Cameron Counties. Elk sightings were rare by 1948, despite 17 years of closed hunting …


Farmland Habitat Use By Wild Turkeys In Wisconsin, R.G. Wright, R.N. Paisley, J.F. Kubisiak Sep 1989

Farmland Habitat Use By Wild Turkeys In Wisconsin, R.G. Wright, R.N. Paisley, J.F. Kubisiak

Eastern Wildlife Damage Control Conference: 4th (1989)

Habitat use and food habits of wild turkeys (Meleagris pallopavo) were studied during summer 1988-89 in southwestern Wisconsin in order to address growing concerns that turkeys cause considerable crop damage. Intensive telemetric monitoring in 1988 suggested that turkeys used crop fields (corn-alfalfa-oats) at a low rate compared to forest types. Brooded hens used forest habitats less and field habitats more than broodless hens and gobblers. Brooded hens appeared to use forest and crop field habitats less and non-crop fields (pasture and idle) more than expected. Broodless hens and gobblers appeared to use forest types and non-crop fields more …


Controlling Roosting Starlings In Industrial Facilities By Baiting, Bernice U. Constantin, James F. Glahn Sep 1989

Controlling Roosting Starlings In Industrial Facilities By Baiting, Bernice U. Constantin, James F. Glahn

Eastern Wildlife Damage Control Conference: 4th (1989)

During the winters of 1987-88 and 1988-89 a study was conducted to evaluate the potential of DRC-1339 baiting for controlling roosting European Starlings (Sturnus vulgarus) at Tennessee Eastman Company's chemical manufacturing plant in Kingsport, Tennessee. In 1987-88 Starlicide Complete® (1 %, DRC-1339 treated poultry pellets diluted 1:9 with untreated poultry pellets) was used in pre-roosting congregating areas adjacent to the roost. In 1988-89 Starlicide Complete® and DRC-1339 treated bread were used in bait containers placed in the roosting structure. Although 90 lbs of Starlicide Complete® was consumed during 1987-88, bait consumption was sporadic and no appreciable change in …


A Colorado River Basin Authority: Opportunity For Sharing River Basin Management And Resources, David H. Getches Jun 1989

A Colorado River Basin Authority: Opportunity For Sharing River Basin Management And Resources, David H. Getches

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

32 pages.

Contains references.


The Northwest Power Planning Council: A Model For Cooperative Planning In The Missouri Basin?, Gerald Mueller Jun 1989

The Northwest Power Planning Council: A Model For Cooperative Planning In The Missouri Basin?, Gerald Mueller

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

16 pages.

Contains references.


Within The Hundredth Meridian: Western States And Their River Basins In A Time Of Transition, John M. Volkman, Kai N. Lee Jun 1989

Within The Hundredth Meridian: Western States And Their River Basins In A Time Of Transition, John M. Volkman, Kai N. Lee

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

29 pages.

Contains footnotes.


The Delaware River Basin: Courts, Compacts And Commissions, R. Timothy Weston Jun 1989

The Delaware River Basin: Courts, Compacts And Commissions, R. Timothy Weston

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

112 pages (includes illustrations and 1 map).

Contains references.


Coordinated Water Management In A Basin With Erratic Surface Supplies: The Law North And South Of The Pecos, Charles T. Dumars Jun 1989

Coordinated Water Management In A Basin With Erratic Surface Supplies: The Law North And South Of The Pecos, Charles T. Dumars

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

11 pages.

Contains references.


State Resource Sovereignty In A Post-Sporhase World: The Hueco Bolson, A. Dan Tarlock Jun 1989

State Resource Sovereignty In A Post-Sporhase World: The Hueco Bolson, A. Dan Tarlock

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

30 pages.

Contains references.


The Missouri: River Of Promise Or River Of Peril?, John E. Thorson Jun 1989

The Missouri: River Of Promise Or River Of Peril?, John E. Thorson

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

14 pages (includes 1 map).

Contains references.


Montana’S Response To Interjurisdictional Marketing Challenges, Deborah Beaumont Schmidt Jun 1989

Montana’S Response To Interjurisdictional Marketing Challenges, Deborah Beaumont Schmidt

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

20 pages.

Contains references.


Interjurisdictional Relations Under Federal Water Quality Law: A Guide Through The Maze, Michael C. Blumm, Daniel Rohlf Jun 1989

Interjurisdictional Relations Under Federal Water Quality Law: A Guide Through The Maze, Michael C. Blumm, Daniel Rohlf

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

53 pages.

Contains references.


Allocation And Use Of International Rivers: Recent Developments In International Law, Daniel Barstow Magraw Jun 1989

Allocation And Use Of International Rivers: Recent Developments In International Law, Daniel Barstow Magraw

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

26 pages.

Contains references.


Allocating Groundwater Among Nations, States And Tribes, Ann Berkley Rodgers, Carolyn J. Abeita Jun 1989

Allocating Groundwater Among Nations, States And Tribes, Ann Berkley Rodgers, Carolyn J. Abeita

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

70 pages.


Managing The Upper Rio Grande: Old Institutions, New Players, Steven J. Shupe Jun 1989

Managing The Upper Rio Grande: Old Institutions, New Players, Steven J. Shupe

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

19 pages.


The Colorado River Compact: A Breeding Ground For International, National, And Interstate Controversies, John U. Carlson Jun 1989

The Colorado River Compact: A Breeding Ground For International, National, And Interstate Controversies, John U. Carlson

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

38 pages.

Contains references.


Agenda: Boundaries And Water: Allocation And Use Of A Shared Resource, University Of Colorado Boulder. Natural Resources Law Center Jun 1989

Agenda: Boundaries And Water: Allocation And Use Of A Shared Resource, University Of Colorado Boulder. Natural Resources Law Center

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

Conference organizers and/or faculty included University of Colorado School of Law professors David H. Getches, Lawrence J. MacDonnell and Charles F. Wilkinson.

Boundaries and Water: Allocation and Use of a Shared Resource is the topic of the Center's annual summer program on water this June. Most of the major rivers in the western United States are shared between two or more states. Often tribal governments play an important role in water allocation and use decisions. International considerations also may be involved in some cases. These interjurisdictional issues extend to groundwater as well as surface water.

This conference will provide the …


Allocation Of The Nation’S Waters: The Constitutional Framework, Charles F. Wilkinson Jun 1989

Allocation Of The Nation’S Waters: The Constitutional Framework, Charles F. Wilkinson

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

19 pages.


Interstate Allocation Of The Platte River, J. David Aiken Jun 1989

Interstate Allocation Of The Platte River, J. David Aiken

Boundaries and Water: Allocation and Use of a Shared Resource (Summer Conference, June 5-7)

27 pages.

Contains references.


Relocation Of City Raccoons, Richard C. Rosatte, Charles D. Macinnes Apr 1989

Relocation Of City Raccoons, Richard C. Rosatte, Charles D. Macinnes

Great Plains Wildlife Damage Control Workshop Proceedings

Twenty-four city raccoons were radio-collared and relocated 25-45 km north of the original capture site in Toronto, Ontario. Following release, extensive exploratory movements were noted with distances of 2-7 km being traversed per night. Home ranges for adult males (avg = 39 km2) and females ( avg = 72 km2) far exceeded juvenile ranges and areas utilized by raccoons in an urban setting. None of the raccoons returned to the original point of capture and mortality of the relocated raccoons approached 50% during the first 3 months following release


Colorado's Big Game Damage Program: 1979 To Present, Andre C. Duvall Feb 1989

Colorado's Big Game Damage Program: 1979 To Present, Andre C. Duvall

Great Plains Wildlife Damage Control Workshop Proceedings

Colorado's big game damage program, enacted in 1979, provides monetary claims for big game damage, prevention materials, and technical advice. Fences, crops, harvested crops, pasture, livestock, and personal property are protected. The average yearly cost for the program has been approximately one million dollars.


Characteristics Of Deer Damage To Experimental Orchards In Ohio, Kerry J. Mower, Thomas W. Townsend, William J. Tyznik Feb 1989

Characteristics Of Deer Damage To Experimental Orchards In Ohio, Kerry J. Mower, Thomas W. Townsend, William J. Tyznik

Great Plains Wildlife Damage Control Workshop Proceedings

We measured several variables of newly established apple trees (1) to compare growth differences between trees damaged by browsing deer and trees protected from deer, (2) to determine if seasonal browsing patterns existed, and (3) to determine if deer browsed selectively among Ohio's 3 most commonly planted apple cultivars. All testing was die at the 0.05 alpha level. Experimental trees were measured repeatedly from June 1986 the May 1988.


Animal Damage Control: The Challenge Of The 90'S, Jack H. Benymanz Feb 1989

Animal Damage Control: The Challenge Of The 90'S, Jack H. Benymanz

Great Plains Wildlife Damage Control Workshop Proceedings

The talk identifies the challenges of the 90's as: to fully professionalize the policies and practice of animal damage control; to provide a responsible and acceptable level of control; to gain executive and legislative support; and to improve public acceptance. It points up a number of obstacles and identifies several steps necessary to meet the challenges.


Aphis Animal Damage Control Livestock Guarding Dog Program, Jeffrey S. Green Feb 1989

Aphis Animal Damage Control Livestock Guarding Dog Program, Jeffrey S. Green

Great Plains Wildlife Damage Control Workshop Proceedings

One hundred traditional breed livestock guarding dog pups were placed with sheep producers in Wyoming, Idaho, Oregon, and Washington during 1987-88 as part of the APHIS Animal Damage Control program. Producers reared the dogs and integrated them into their operations. Ninety-three dogs were rated as follows: 68% good, 17% fair, and 15$ poor. Success was breed-related. Sixty-one percent of the dogs were used on pasture operations and 39% on range operations. Nineteen percent of the dogs died prior to reaching 18 months-of-age.


Habitat Manipulations To Prevent Elk Damage To Private Rangelands, William M. Long Feb 1989

Habitat Manipulations To Prevent Elk Damage To Private Rangelands, William M. Long

Great Plains Wildlife Damage Control Workshop Proceedings

Habitat manipulations were initiated on the Wick Brothers big Game Winter range in southern Wyoming to alter traditional movement patterns of Rocky Mountain Elk (Cervus elaphus nelsonii) . Manipulations included spraying with 2-4-D and follow-up fertilization of the same plot in successive years with ammonium nitrate at the rate of 40 lbs. (18 kg.) free nitrogen per acre. Burning hay meadows and upland sagebrush sites and salting were used in combination with the other treatments. Elk distribution shifted to the treated plots in response to the increased quality and quantity of the grass production on these areas. Spring …