Výsledky vyhledávání - "Victor B. Scheffer"

Timing of Implantation in the Northern Fur Seal, Callorhinus ursinus

Publikováno v: Journal of Mammalogy. 78:675-683

We describe the timing of three stages of implantation in the northern fur seal, Callorhinus ursinus . The median date of formation of the implantation chamber is 14 November (±1 SE = 2 days) ca. 237 days prepartum and 123 days postcopulation, of th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0e2d6a6939532c08b9812fdfa89f66e8
https://doi.org/10.2307/1382919

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The Olympic Goat Controversy: A Perspective

Autor: Victor B. Scheffer

Publikováno v: Conservation Biology. 7:916-919

Mountain goats (Oreamnos americanus) introduced into Olympic National Park are multiplying and causing soil erosion and changes in floral composition. Park managers want the goats removed or, if necessary, killed. But the Fund for Animals, a national

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::20abaf46844b9ef3de7f9af030cbce5d
https://doi.org/10.1046/j.1523-1739.1993.740916.x

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Foreword

Autor: Victor B. Scheffer

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4ab354efe7d8754381ec5dfccb89def7
https://doi.org/10.1016/b978-0-12-280600-1.50004-0

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Burns, J. J., J. J. Montague, and C. J. Cowles (eds.). 1993. THE BOWHEAD WHALE. Special Publication Number 2, Society for Marine Mammalogy, Lawrence, Kansas, 787 pp. ISBN 0-935868-62-3. Price (cloth), $75.00

Autor: Victor B. Scheffer

Publikováno v: Journal of Mammalogy. 75:558-559

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6ae57fef59a98570cc9b0d711b4ad518
https://doi.org/10.2307/1382585

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Reply to the Anunsens

Autor: Victor B. Scheffer

Publikováno v: Conservation Biology. 7:958-958

"There are no park plants federally listed as threatened or endangered." True, though I do not use this argument. I emphasize that "changes in floral composition" have resulted from heavy grazing by goats. "The park has not been able to document that

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e104407c825df6637d7bbde0abe71d0a
https://doi.org/10.1046/j.1523-1739.1993.740958.x

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Ecology, Economics, Ethics: The Broken Circle

Autor: Victor B. Scheffer, Herbert Bormann, Stephen R. Kellert

Publikováno v: The Journal of Wildlife Management. 56:625

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b6dcc552568ec37c2729ba748f280439
https://doi.org/10.2307/3808889

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The Shaping of Environmentalism in America

Autor: Laurence R. Jahn, Victor B. Scheffer

Publikováno v: The Journal of Wildlife Management. 56:411

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ea0e7cc662f14b30244fc6ff39bd716d
https://doi.org/10.2307/3808848

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The Magnificent Mammals

Autor: Victor B. Scheffer

Publikováno v: Environment: Science and Policy for Sustainable Development. 19:16-26

(1977). The Magnificent Mammals. Environment: Science and Policy for Sustainable Development: Vol. 19, No. 7, pp. 16-26.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bb7cb63f2fea0bf68b8cc42c72007ef6
https://doi.org/10.1080/00139157.1977.9928650

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