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Page 4959, results 123951 - 123975

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Not all publications have extents, not all extents are completely accurate
River basins of the United States: the Columbia
Water Resources Division, U.S. Geological Survey
1981, Report
This leaflet, one of a series on the river basins of the United States, contains information on the Columbia River Basin, including a brief early history, a description of the physical characteristics, and other statistical data. At present, other river basins included in the series are The Colorado, The Delaware,...
Seismic stratigraphic characteristics of upper Louisiana continental slope: an area east of Green Canyon
Arnold H. Bouma, Mary H. Feeley, Jack L. Kindinger, Charles E. Stelting, Thomas W.C. Hilde
1981, Conference Paper, Thirteenth annual Offshore Technology Conference: 1981 proceedings
A high-resolution seismic reflection survey was conducted in a small area of the upper Louisiana Continental Slope known as Green Canyon Area. This area includes tracts 427, 428, 471, 472, 515, and 516, that will be offered for sale in March 1982 as part of Lease Sale 67.The sea floor...
Results of a modeling workshop concerning preservation and protection of wetlands in North Dakota
Austin K. Andrews, Gregor T. Auble, Richard A. Ellison, David B. Hamilton, James E. Roelle
1981, Report
In a recently signed letter, the Governor of North Dakota and the Assistant Secretary of the Interior for Fish and Wildlife and Parks charged a joint state-federal study group with examination of two separate questions: 1) mitigation for the Garrison Diversion Project; and 2) planning for long-range protection and preservation...
Water resources data: Ohio
Water Resources Division, U.S. Geological Survey
1981, Report, U.S. Geological Survey water-supply paper
No abstract available....
Geology of the Jabal Al Qarah Quadrangle, Sheet 20/43 C, Kingdom of Saudi Arabia
Dwight L. Schmidt
1981, Report
The Jabal al Qarah quadrangle (sheet 20/43 C) is a 30-minute quadrangle mapped at 1:100,000 scale in the southern Najd Province of Saudi Arabia. The quadrangle is located between lat 20°00'N. and 20°30'N. and long 43°00'E. and 43°30'E. It is underlain by volcanic, volcaniclastic, and plutonic rocks of late Precambrian...
Establishment of seeded grasslands for wildlife habitat in the prairie pothole region
Harold F. Duebbert, Erling T. Jacobson, Kenneth F. Higgins, Erling B. Podoll
1981, Special Scientific Report - Wildlife 234
Techniques are described for establishment of seeded grasslands on cultivated soils to provide wildlife habitat within the glaciated prairie pothole region in the north-central United States. Management of grassland habitats on a sound ecological basis is an important wildlife management activity in the region. The primary purpose of the guidelines...
Estimating bird damage from damage incidence in wine grape vineyards
R. W. DeHaven, R. L. Hothem
1981, American Journal of Enology and Viticulture (32) 1-4
Bird damage was measured during 1977 and 1978 at 32 wine grape vineyards in the San Joaquin Valley and North Coastal Region of California. Both the percentage bird loss (PBL) and the percentage of bunches damaged (BDI = bird damage incidence) were determined during 55 total-damage assessments, and the resulting...
The winter season - Northern Great Plains
David O. Lambeth, Craig A. Faanes
1981, American Birds (35) 311-313
This winter was hardly a winter by usual standards. At Grand Forks six record highs were set in February, a month which averaged 11°F above normal, and a -20° reading was not recorded the entire season for the first time in 50 years. Fort Peck Lake in Montana finally iced...
Improved population estimates through the use of auxiliary information
Douglas H. Johnson
C.J. Ralph, J. M. Scott, editor(s)
1981, Book chapter, Estimating numbers of terrestrial birds. Cooper Ornithological Society Studies in Avian Biology
When estimating the size of a population of birds, the investigator may have, in addition to an estimator based on a statistical sample, information on one of several auxiliary variables, such as: (1) estimates of the population made on previous occasions, (2) measures of habitat variables associated with the size...