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Page 4675, results 116851 - 116875

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Publication Extents

Not all publications have extents, not all extents are completely accurate
The past, present, and future of manatees in the southeastern United States: realities, misunderstandings and enigmas
T. J. O'Shea
1988, Book, Proceedings of the Third Southeastern Nongame and Endangered Wildlife Symposium
A review of the historical and recent (1970s-1980s) literature on the distribution, abundance, and mortality of West Indian manatees (Trichechus manatus) in the southern United States is presented. Recent unpublished data on mortality, Florida boat registrations, size of certain manatee wintering populations, and records outside of Florida are also given....
Douglas-fir forests in the Cascade Mountains of Oregon and Washington: is the abundance of small mammals related to stand age and moisture?
P.S. Coen, R.B. Bury, T.A. Spies
1988, Report, Management of amphibians, reptiles, and small mammals in North America
Red tree voles (Arborimus longicaudus) were the only small mammal strongly associated with old-growth forests, whereas vagrant shrews (Sorex vagrans) were most abundant in young forests. Pacific marsh shrews (S. bendirii) were most abundant in wet old-growth forests, but abundance of this species in young (wet) forests needs further study....
Isolation and identification of trichothecenes from Fusarium compactum suspected in the aetiology of a major intoxication of sandhill cranes
Richard J. Cole, Joe W. Dorner, John Gilbert, David N. Mortimer, Colin Crews, J.C. Mitchell, Ronald M. Windingstad, Paul E. Nelson, Horace G. Cutler
1988, Journal of Agricultural and Food Chemistry (36) 1163-1167
Isoneosolaniol (4,8-diacetoxy-12,13-epoxytrichothec-9-ene-3,15-diol) and other unidentified trichothecene mycotoxins were isolated from culture extracts of two highly toxigenic strains of Fusarium compactum cultured from waste peanuts involved in an acute intoxication of sandhill cranes (Grus canadensis). Neosolaniol and other unidentified trichothecenes were detected in waste peanuts collected from affected areas. The structure...
Cattle grazing and small mammals on the Sheldon National Wildlife Refuge, Nevada
John L. Oldemeyer, L. R. Allen-Johnson
1988, Report, Management of amphibians, reptiles, and small mammals in North America: Proceedings of the symposium
We studied effects of cattle grazing on small mammal microhabitat and abundance in northwestern Nevada. Abundance, diversity, and microhabitat were compared between a 375-ha cattle exclosure and a deferred-rotation grazing allotment which had a three-year history of light to moderate use. No consistent differences were found in abundance, diversity, or...
Litter dynamics in two Sierran mixed conifer forests. II. Nutrient release in decomposing leaf litter
Thomas J. Stohlgren
1988, Canadian Journal of Forest Research (18) 1136-1144
The factors influencing leaf litter decomposition and nutrient release patterns were investigated for 3.6 years in two mixed conifer forests in the southern Sierra Nevada of California. The giant sequoia–fir forest was dominated by giant sequoia (Sequoiadendrongiganteum (Lindl.) Buchh.), white fir (Abiesconcolor Lindl. & Gord.), and sugar pine (Pinuslambertiana Dougl.)....
The importance of biological surveys in managing public lands in the western United States
Michael A. Bogan, R. B. Finley Jr., S.J. Petersburg
1988, Report, Proceedings of the symposium on management of amphibians, reptiles, and small mammals in North America
Despite previous studies, incomplete knowledge of the mammalian fauna of many national parks hinders our ability to understand the consequences of either management actions of natural disasters to such preserves. Faunal losses have occurred and can be expected to continue (Newmark 1986a, 1986b). our studies in and near Dinosaur National...
Litter dynamics in two Sierran mixed conifer forests. I. Litterfall and decomposition rates
Thomas J. Stohlgren
1988, Canadian Journal of Forest Research (18) 1127-1135
Litterfall was measured for 4 years and leaf litter decomposition rates were studied for 3.6 years in two mixed conifer forest (giant sequoia-fir and fir-pine) in the southern Sierra Nevada of California. The giant sequoia-fir forest (GS site) was dominated by giant sequoia (Sequoiadendron giganteum (Lindl.) Buchh.), white fir...
An overview of a habitat suitability index model for moose: Lake Superior region
A.W. Allen, J.W. Terrell, P.A. Jordan
1988, Alces (24) 118-125
A three-day workshop was held to develop a model for evaluation of moose habitat in the Lake Superior region. The ultimate goal of the workshop was to provide planning tools to enhance habitat management for moose and maximize the integration of those management objectives with silvicultural goals. An abstract of...
Patterns of relative diversity within riparian small mammal communities, Platte River Watershed, Colorado
T.E. Olson, Fritz L. Knopf
1988, Report, Management of amphibians, reptiles, and small mammals in North America: Proceedings of the symposium
Relative diversity within and between small mammal assemblages of riparian and upland vegetation was evaluated at 6 study areas across an elevational gradient. In contrast to avian diversity analyses conducted at the same sites, species richness, relative diversity, and faunal similarity of small mammals were greater among upland rather than...
Asynchronous hatching and food limitation: A test of Lack's hypothesis
Susan Knight Skagen
1988, The Auk (105) 78-88
Lack's (1954, 1968) hypothesis that asynchronous hatching of altricial birds is an adaptive response to unpredictable food shortages during the breeding season was examined in the highly granivorous Zebra Finch (Poephila guttata). I compared growth and survival of nestlings in asynchronous and artificially created synchronous broods reared under food-limited and...