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Page 6940, results 173476 - 173500

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Uranium minerals in Oligocene gypsum near Chadron, Dawes County, Nebraska
R.J. Dunham
1955, Trace Elements Investigations 525
Carnotite, sabugalite [HAI(UO2)4(PO4)4 • 16H2O] and autunite occur in the basal 25 feet of a 270-foot sequence of nonmarine bedded gypsum and gypsiferous clay in the Brule formation of Oligocene age about 12 miles northeast of Chadron in northeastern Dawes County, Nebraska. Uranium minerals are visible at only two localities and are associated with carbonaceous matter. Elsewhere...
Fifty-fifth Christmas Bird Count. 159. Ocean City, Md
C.S. Robbins
1955, Audubon Field Notes (9) 115-116
The distribution of dynamic pressure behind a Harris' hawk's wing was sampled using a wake rake consisting of 15 pitot tubes and one static tube. The hawk was holding on to a perch, but at an air speed and gliding angle at which it was capable of gliding. The perch...
DDT vs. wildlife: Relationships between quantities ingested, toxic effects and tissue storage
J.B. DeWitt, J.V. Derby Jr., G.F. Mangan Jr.
1955, Journal of the American Pharmaceutical Association, Scientific Edition (44) 22-24
Young and adult quail and pheasants were fed diets containing DDT. Chemical analysis of tissues indicated that quantities of DDT stored were not proportional to total amounts administered nor to duration of exposure, but were related to the severity of toxic symptoms. Concentration of the toxicant in breast muscle of...
Macracanthorhynchus ingens from raccoons in Maryland
Carlton M. Herman
1955, Proceedings of the Helminthological Society of Washington (22) 105-105
There have been very few published records of the occurrence of the acanthocephalan parasite Macracanthorhynchus ingens (von Linstow, 1897) in North America. Chandler (1942) and Moore (1946) reported 11 o 13 raccoons (Procyon lotor) trapped in Angelina County, Texas, infected with these intestinal parasites. From 1 to 90 worms occurred...