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Articles 5311 - 5340 of 6627

Full-Text Articles in Environmental Health and Protection

Research Needs In Education And Research Institutions, Jay B. Mcaninch Oct 1987

Research Needs In Education And Research Institutions, Jay B. Mcaninch

Third Eastern Wildlife Damage Control Conference (1987)

Research to support wildlife management programs has traditionally been conducted by scientists in education and research institutions. Much of this work has resulted from state and federal agency program needs or has been funded by state or federal agencies upon solicitation from scientists at these institutions. Regardless of the origin of the research, these institutions have primarily provided the investigators and staff for conducting research on animal damage problems. The priorities, duration and depth of the efforts have been dependent upon the commitment to damage control research by the investigator and the quality of funding support.


Wolf, Golden Eagle, And Coyote Problems In Montana, B.W. O'Gara, W. Rightmire Oct 1987

Wolf, Golden Eagle, And Coyote Problems In Montana, B.W. O'Gara, W. Rightmire

Third Eastern Wildlife Damage Control Conference (1987)

The average annual reported loss of sheep and lambs to predators in Montana from 1982 through 1986 was 46,000 animals worth $1,980,000. During recent years, coyote predation has been the single most important cause of death for lambs. Coyotes accounted for 80% of the predator kills during 1985 and 72% during 1986, and 8,321 coyotes were killed by ADC during those 2 years. Aerial gunning accounted for more than half of the kills. During the first year of a study on a ranch in western Montana without predator control, coyotes killed 8% of the ewes and 27% of lambs. Predation …


Lethal Roost Toxicants For Control Of Starlings And Blackbirds, Denver L. Otis Oct 1987

Lethal Roost Toxicants For Control Of Starlings And Blackbirds, Denver L. Otis

Third Eastern Wildlife Damage Control Conference (1987)

Roosting congregations of starlings (Sturnus vulgaris) and several blackbird species (Icteridae) cause several millions of dollars in losses to agricultural crops throughout the United States. In addition, they are responsible for a variety of nuisance problems, human and livestock diseases, and human safety hazards. Dozens of tools have been developed for alleviating these problems, some of which are nonlethal techniques aimed at either roost dispersal or site specific protection of the problem site. Lethal baiting techniques for use at staging areas or at the problem site have also been developed. However, the most controversial solution involves the use …


Coyote Control Techniques And Their Applications In The Eastern United States, Rick D. Owens Oct 1987

Coyote Control Techniques And Their Applications In The Eastern United States, Rick D. Owens

Third Eastern Wildlife Damage Control Conference (1987)

Conflicts between coyotes and man's activities are varied and include such problems as predation on livestock, agricultural crops, and other wildlife, as well as threats to human health or safety. Formerly restricted to the Great Plains, the coyote's adaptability has enabled expansion of its population throughout most of the United States, Canada and Mexico. This expansion has occurred in spite of large-scale control and/or eradication efforts.

In the West, coyote management includes non-lethal as well as lethal techniques. Non-lethal approaches, which have resulted in varying degrees of success, include the use of guarding dogs, fencing, and shedding. In many instances, …


Effects Of Differential Pine Vole Populations On Growth And Yield Of 'Mcintosh’ Apple Trees, M.E. Richmond, C.G. Forshey, L.A. Mahaffy, P.N. Miller Oct 1987

Effects Of Differential Pine Vole Populations On Growth And Yield Of 'Mcintosh’ Apple Trees, M.E. Richmond, C.G. Forshey, L.A. Mahaffy, P.N. Miller

Third Eastern Wildlife Damage Control Conference (1987)

Pine voles (Microtus pinetorum LeConte) were maintained as known populations (0, 269, 538 and 1075/ha) in wire mesh-enclosed blocks of 'Mclntosh'/M26 apple trees (Malus domestica Borkh) for 2 years. There was little measurable effect of the voles on growth and production the 1st year, but during the 2nd year the highest population was associated with the death of one tree; severe reductions in growth, yield, and fruit size; a 78% reduction in crown bark weight, 56% loss of fibrous roots, and a dramatic reduction in the value of the crop. Although the low and the medium …


The Use Of The T-Culvert Guard To Protect Road Culverts From Plugging Damage By Beavers, K.J. Roblee Oct 1987

The Use Of The T-Culvert Guard To Protect Road Culverts From Plugging Damage By Beavers, K.J. Roblee

Third Eastern Wildlife Damage Control Conference (1987)

Since 1978 there has been a continual effort by Region 9 of the New York State Department of Environmental Conservation to develop devices capable of protecting road culverts from plugging damage by beavers (Castor canadensis). Various protective devices were developed. The most successful was the T-culvert guard. Trial installations of T-culvert guards were made at 4 sites experiencing beaver damage. T-culverts consisted of a 4 ft. or larger diameter culvert and a smaller diameter culvert which connected it to the road culvert . Directions for construction, installation and maintenance of T-culverts are given. Costs for a typical 4 …


Cooperative Beaver Control: Usfws-Adc And Private/Industrial Landowners, K. F. Rohr Oct 1987

Cooperative Beaver Control: Usfws-Adc And Private/Industrial Landowners, K. F. Rohr

Third Eastern Wildlife Damage Control Conference (1987)

Beaver populations in North Miss, and West Tenn. have increased rapidly, Pelt trapping has been the major control method in the past. With low demand and poor prices for southern pelts, this activity is almost nonexistent today.

Landowners, both private and industrial, have tried several control methods with limited success. Few landowners have the expertise or the time to perform their own control work. What is needed is an agency with the expertise and the supervisory capacity to administer the program for the landowner.

The Animal Damage Control Unit of USDA entered into a cooperative agreement with an industrial landowner …


Extension's Perspective Of Federal, State And Private Animal Damage Control Programs, Gary J. San Julian Oct 1987

Extension's Perspective Of Federal, State And Private Animal Damage Control Programs, Gary J. San Julian

Third Eastern Wildlife Damage Control Conference (1987)

Extension personnel are in a unique position to observe and to be involved in animal damage control (ADC) programs at the federal, state and private levels. In order to offer educational programs, we must interpret regulations and policies to provide a workable interface between ourselves, other agencies and the public. This is not an easy task in such a sensitive and emotional area.

The lack of uniformity in policies among federal agencies as well as the hazy lines of authority and responsibility for some species makes it hard to provide guidance for our clientele. The growing involvement of the public …


Session Moderators Oct 1987

Session Moderators

Third Eastern Wildlife Damage Control Conference (1987)

Session moderators


Coyotes In The Eastern Us: Status And Implications
--Damage Problems And Economic Losses From Coyotes In The Northeastern U.S.—
, Dennis L. Slate
Oct 1987

Coyotes In The Eastern Us: Status And Implications --Damage Problems And Economic Losses From Coyotes In The Northeastern U.S.—, Dennis L. Slate

Third Eastern Wildlife Damage Control Conference (1987)

(Canis latrans) have historically been a matter of concern to ranchers and Animal Damage Control personnel in the western US. With range expansion of the coyote into the eastern US, coyote depredations on domestic stock and fowl appears to be emerging as an issue that will deserve to be more fully addressed by researchers, policy makers and management personnel in this region of the US. This portion of the panel presentation will review and discuss damage problems and losses from coyotes in the northern states of the Eastern Animal Damage Control (ADC) Region.

Information for this presentation was …


A Method For Assessing Blackbird Damage To Ripening Rice, Robert G. Wright, Keith A. Arnold, Michael O. Way Oct 1987

A Method For Assessing Blackbird Damage To Ripening Rice, Robert G. Wright, Keith A. Arnold, Michael O. Way

Third Eastern Wildlife Damage Control Conference (1987)

A method for measuring and mapping the location of blackbird (Icterinae) damage to ripening rice over time was developed and employed in 7 commercial rice fields ranging from 20.6 to 47.4 ha in Matagorda County, Texas, during the 1985 and 1986 growing seasons. Ten evenly-spaced transects were established perpendicular to the longest side of the field and each transect was sampled at pre-determined distances. Transects were subdivided into "edge" (<= 60 m from field border) and "middle" (> 60 m from the field border) strata. The measured percent damage was compared to visual estimates for 3 samplings to assess the accuracy and precision of the latter. Measuring the …


The Effects Of A Mandatory Early Shutdown Of Maine Yankee, Maine State Planning Office Sep 1987

The Effects Of A Mandatory Early Shutdown Of Maine Yankee, Maine State Planning Office

Maine Collection

The Effects of a Mandatory Early Shutdown of Maine Yankee

Maine State Planning Office - Richard Silkman, Director (September 1987).

Contents: Introduction / Legal Issues / Economic Issues / Health and Environmental Issues / Conclusions / Appendices


Agenda: Proceedings Of The Sino-American Conference On Environmental Law, University Of Colorado Boulder. Natural Resources Law Center Aug 1987

Agenda: Proceedings Of The Sino-American Conference On Environmental Law, University Of Colorado Boulder. Natural Resources Law Center

Proceedings of the Sino-American Conference on Environmental Law (August 16)

On August 16 through 18, 1987 a delegation of 10 Americans met with a 14-member Chinese delegation to compare the systems of environmental law in the two countries. The meetings were held on and near the campus of the University of Peking in Beijing, People's Republic of China. This program was the fruition of nearly three years of discussion, planning, and organization involving Dean Betsy Levin and the Natural Resources Law Center.

The keynote speaker was Qu Geping, Director of the Chinese National Environmental Protection Bureau (comparable to the Administrator of the U.S. Environmental Protection Agency). He spoke of the …


Changing Policy Roles Of Environmental Science, Devra Lee Davis Aug 1987

Changing Policy Roles Of Environmental Science, Devra Lee Davis

Proceedings of the Sino-American Conference on Environmental Law (August 16)

6 pages.

Contains references.


China’S Environmental Legislation And Current Issues, Dian Rong Luo Aug 1987

China’S Environmental Legislation And Current Issues, Dian Rong Luo

Proceedings of the Sino-American Conference on Environmental Law (August 16)

8 pages.


A Few Problems In Environmental Protection Legislation In China, Wei Min Wang Aug 1987

A Few Problems In Environmental Protection Legislation In China, Wei Min Wang

Proceedings of the Sino-American Conference on Environmental Law (August 16)

9 pages.


Priority-Setting At The Environmental Protection Agency, And Comparative Analysis Of Environmental Problems To Support It, Richard Morgenstern Aug 1987

Priority-Setting At The Environmental Protection Agency, And Comparative Analysis Of Environmental Problems To Support It, Richard Morgenstern

Proceedings of the Sino-American Conference on Environmental Law (August 16)

13 pages.

Contains footnotes.


International Law And The Environment, Daniel Barstow Magraw Aug 1987

International Law And The Environment, Daniel Barstow Magraw

Proceedings of the Sino-American Conference on Environmental Law (August 16)

18 pages.

Contains 3 pages of references.


The Control Of Air And Water Pollution In The United States Of America, Stuart L. Deutsch, A. Dan Tarlock Aug 1987

The Control Of Air And Water Pollution In The United States Of America, Stuart L. Deutsch, A. Dan Tarlock

Proceedings of the Sino-American Conference on Environmental Law (August 16)

14 pages.

Contains 2 pages of references.


Managing Enforcement Of Environmental Laws - A Regional Review, Thomas A. Speicher Aug 1987

Managing Enforcement Of Environmental Laws - A Regional Review, Thomas A. Speicher

Proceedings of the Sino-American Conference on Environmental Law (August 16)

13 pages.

Contains footnotes.


Environmental Policy And Legislation In China, Rui Lin Jin, Wen Liu Aug 1987

Environmental Policy And Legislation In China, Rui Lin Jin, Wen Liu

Proceedings of the Sino-American Conference on Environmental Law (August 16)

13 pages.


Overview Of The U.S. System Of Environmental Law, Lawrence J. Macdonnell Aug 1987

Overview Of The U.S. System Of Environmental Law, Lawrence J. Macdonnell

Proceedings of the Sino-American Conference on Environmental Law (August 16)

25 pages (includes illustrations).

Contains 3 pages of references.


The Law Of Wildlife Protection In The United States, David H. Getches Aug 1987

The Law Of Wildlife Protection In The United States, David H. Getches

Proceedings of the Sino-American Conference on Environmental Law (August 16)

27 pages.

Contains 12 pages of endnotes.


Wilderness And Natural Area Preservation In The United States: A Survey Of National Laws, George W. Pring, Stephen Miller Aug 1987

Wilderness And Natural Area Preservation In The United States: A Survey Of National Laws, George W. Pring, Stephen Miller

Proceedings of the Sino-American Conference on Environmental Law (August 16)

32 pages.

Contains 5 pages of endnotes.


The General Policy Of Controlling The Environment Comprehensively To Make The Chinese Economy And Environment Gradually Develop In Harmony, Yan Liu Aug 1987

The General Policy Of Controlling The Environment Comprehensively To Make The Chinese Economy And Environment Gradually Develop In Harmony, Yan Liu

Proceedings of the Sino-American Conference on Environmental Law (August 16)

7 pages.


Development Of Chinese Environmental Management Structure, Zhu Zhong Jie Aug 1987

Development Of Chinese Environmental Management Structure, Zhu Zhong Jie

Proceedings of the Sino-American Conference on Environmental Law (August 16)

5 pages.


Air Protection And Energy Usage, Han Chen Wang Aug 1987

Air Protection And Energy Usage, Han Chen Wang

Proceedings of the Sino-American Conference on Environmental Law (August 16)

6 pages.


Enforcement Of Environmental Laws In China, Ma Xiang Cong Aug 1987

Enforcement Of Environmental Laws In China, Ma Xiang Cong

Proceedings of the Sino-American Conference on Environmental Law (August 16)

15 pages.


Chinese Species Resource And Protection Policy, Run Ao Li Aug 1987

Chinese Species Resource And Protection Policy, Run Ao Li

Proceedings of the Sino-American Conference on Environmental Law (August 16)

6 pages.


Hazardous Waste Controls In The United States, 1987, David R. Andrews Aug 1987

Hazardous Waste Controls In The United States, 1987, David R. Andrews

Proceedings of the Sino-American Conference on Environmental Law (August 16)

10 pages.