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Page 4567, results 114151 - 114175

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Not all publications have extents, not all extents are completely accurate
Suggestions for prospecting
Water Resources Division, U.S. Geological Survey
1989, Report
Prospectors have contributed much to the development of this Nation's mineral resources. Since the time of the earliest settlement, the need for iron for tools and guns, lead for bullets, and copper for utensils has prompted a search for sources of these metals. The lure of gold and silver provided...
Transport and degradation of water-soluble creosote-derived compounds
E. Michael Godsy, D.F. Goerlitz, Dunja Grbic-Galic
D. Allen, editor(s)
1989, Book chapter, Intermedia pollutant transport: Modeling and field measurements
Creosote is the most extensively used insecticide and industrial wood preservative today. It is estimated that there are more than 600 wood-preserving plants in the United States, and their collective use of creosote exceeds 4.5xl06 kg/yr (von Rumker et al., 1975). Creosote is a complex mixture of more than...
Black-footed ferret recovery
Dean E. Biggins, R.A. Crete
1989, Report, Ninth Great Plains Damage Control Workshop Proceedings
No abstract available....
Major forest types
Water Resources Division, U.S. Geological Survey
1989, Report, National atlas of the United States
No abstract available....
Partition and adsorption on soil and mobility of organic pollutants and pesticides
C. T. Chiou
1989, Book chapter, Toxic organic chemicals in porous media
The mechanism for sorption of organic pollutants and pesticides by soil has long been a subject of profound interest because of its direct impacts on the mobility and activity of the compounds in soil. Although a large volume of laboratory and field data on many aspects of soil behavior had...
Mammals of the Braulio Carrillo- La Selva Complex, Costa Rica
Robert M. Timm, Don E. Wilson, Barbara L. Clauson, Richard K. LaVal, Christopher S. Vaughan
1989, North American Fauna (75) 1-162
Costa Rica's La Selva-Braulio Carrillo complex encompasses a 60-km protected corridor of Caribbean rain and cloud forest extending from 30 m at the La Selva Biological Station to 2,906 m at the top of Volcán Barva. The 52,000-ha complex covers four life zones and two transitional zones, including tropical wet...
Regional crustal structure and tectonics of the Pacific Coastal States: California, Oregon, and Washington
Walter D. Mooney, Craig S. Weaver
1989, GSA Memoirs (172) 129-161
The Pacific Coastal States form a complex geologic environment in which the crust and lithosphere have been continuously reworked. We divide the region tectonically into the southern transform regime of the San Andreas fault and the northern subduction regime, and summarize the geophysical framework with contour maps of crustal thickness,...
Seismic methods for determining earthquake source parameters and lithospheric structure
Walter D. Mooney
1989, GSA Memoirs (172) 11-34
The seismologic methods most commonly used in studies of earthquakes and the structure of the continental lithosphere are reviewed in three main sections: earthquake source parameter determinations, the determination of earth structure using natural sources, and controlled-source seismology. The emphasis in each section is on a description of data, the...
Annotated bibliography of economic literature on wetlands
Aaron J. Douglas
1989, Report
This bibliography is intended for the use of wetlands scientists, policy analysts, and natural resource professionals who have little acquaintance with natural resource economics, and natural resource professionals who have some background in economic analysis and wish to sharpen their appreciation of the specialized methods used to value the nonmarket...
Tectonic features
Philip Burke King, Water Resources Division, U.S. Geological Survey
1989, Report, National atlas of the United States
No abstract available...
Rice prairies
W.C. Hobaugh, C.D. Stutzenbaker, Edward L. Flickinger
L.M. Smith, R.L. Pederson, R.M. Kaminski, editor(s)
1989, Book chapter, Habitat management for migrating and wintering waterfowl in North America
Pesticide contamination of rice prairie waterfowl habitat and acute pesticide poisoning of wintering and migrating waterfowl on the rice prairies has been reduced in recent years. Some problems still exist....
Coastal hazards, 1985
Suzette Kimball, Fred J. Anders, Robert Dolan
1989, Report, National Atlas of the United States
No abstract available....
Changes in fish communities following concrete lining of the Coachella Canal, southeastern California
Gordon Mueller, Gary Bryant, Tom Burke
1989, Journal of the Arizona-Nevada Academy of Science (23) 1-6
The fish community of a 3.4-km section of the concrete-lined Coachella Canal, Imperial County, California, was comprised of six species, with an absolute density of 0.039 fish/m2 and estimated biomass of 4.367 g/m2. When compared to studies conducted in the canal prior to lining, or in other unlined areas,...