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Page 7186, results 179626 - 179650

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Fifty-ninth annual report of the Director of the Geological Survey
Walter Curran Mendenhall
1938, Annual Report 59
Basically important in the general program of conservation and development were the results of the Geological Survey's work during the fiscal year 1938. Investigations of the Nation's mineral and water supplies were conducted with all possible vigor and dispatch, thousands of square miles were surveyed for topographic maps, and technical...
Photosynthesis
W.M. Manning
1938, Journal of Physical Chemistry (42) 815-854
[No abstract available]...
The food of the lake trout (Cristivomer namaycush namaycush) and of the lawyer (Lota maculosa) of Lake Michigan
John Van Oosten, Hilary J. Deason
1938, Transactions of the American Fisheries Society (67) 155-177
This paper reports on a qualitative and quantitative analysis of the contents of 4,979 lake trout stomachs (593 examined in 1930 and 1,253 collected in 1931 from southern Lake Michigan, 1,446 from northern Lake Michigan and 1,687 from Green Bay in 1932), and of a total of 1,528 lawyer stomachs...
Michigan's commercial fisheries of the Great Lakes
John Van Oosten
1938, Michigan History Magazine (22) 107-145
Five races of cottontail rabbits belonging to three species occur in Virginia. One of them, the Mearns cottontail (Sylvilagus floridanus mearnsi), is reported here for the first time. It occurs in six southwestern counties of the state, while the eastern cottontail (S. f. mallurus) occurs in the remainder of...
The distribution of botulinus toxin in duck sickness areas
D.R. Coburn, E. R. Quortrup
1938, Conference Paper, Transactions of the third north american wildlife conference
One of the most important events in the history of the diseases of wildfowl wa the discovery of the cause of western duck sickness. Determination that this malady of migratory birds is not a chemical poisoning, as had been previously suspected, was made by Kalmbach and others in 1930-31. Thtat...
Morphometry of the cisco, Leucichthys artedi (Le Sueur), in the lakes of the Northeastern Highlands, Wisconsin
Ralph Hile
1938, Internationale Revue der Gesamten Hydrobiologie und Hydrographie (36) 57-130
In an earlier study (Hile, 1936) a detailed investigation was presented of the age and growth of the ciscoes of Trout Lake, Musckellunge Lake, Silver Lake, and Clear Lake in northeastern Wisconsin. It was demonstrated that the growth rate of the cisco varies widely from lake to lake within the...