نتایج جستجو برای: آلکیل آلومینیوم teal
تعداد نتایج: 4677 فیلتر نتایج به سال:
Introduction Bioaccumulation of heavy metals in tissues of animals has received considerable attention because of the lethal and sublethal effects of their accumulation. Heavy metals come from industrial sources, storm water runoff, and agricultural runoff, as well as from natural erosion, biogeochemical cycles, and volcanism. They enter the food chain via air, water, soil and biota, accumulati...
Hall Sawyer*, Matthew J. Kauffman, Arthur D. Middleton, Thomas A. Morrison, Ryan M. Nielson and Teal B. Wyckoff Western Ecosystems Technology, Inc., 200 South 2 St., Suite B, Laramie, WY, 82070, USA; US Geological Survey, Wyoming Cooperative Fish and Wildlife Research Unit, Department of Zoology and Physiology, University of Wyoming, Laramie, WY, 82071, USA; Wyoming Cooperative Fish and Wildlif...
ABSTP, Act.--Cladistic analysis of 157 characters of definitive plumages and soft parts, natal plumages, tracheae, and nontracheal skeletons of 59 Anatini (sensu Livezey 1986) provided a phylogenetic hypothesis of high consistency (C! = 0.71, excluding unique autapomorphies) and resolution (tree completely resolved except for two nested trichotomies, a trichotomy within the northern-hemisphere ...
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