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Page 6464, results 161576 - 161600

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Publication Extents

Not all publications have extents, not all extents are completely accurate
The bacterial diseases of fish
F. F. Fish
1935, Progressive Fish-Culturist (2) 1-9
Of all the diseases responsible for the losses in the hatchery, those caused by the microscopic one-celled organisms, the bacteria, are the most common and present the most serious problem to the hatcheryman. They are found at practically every trout and salmon hatchery during some period of the year. The...
The protozoan diseases of hatchery fish
F. F. Fish
1935, Progressive Fish-Culturist (2) 1-4
Following the somewhat bleak picture painted in the consideration of the bacterial diseases of hatchery fish in the last number of The Progressive Fish Culturist, it is a relief to turn to another large group of fish diseases caused by small, single-celled parasitic animals known as the protozoa. To the...
The Bureau of Fisheries disease service
F. F. Fish
1935, Progressive Fish-Culturist (2) 9-12
Picture yourself bending over a trough picking eggs. The clatter of hoofs suddenly rings from the snow-covered hatchery roof—or if you must be technical—from the driveway. The hatchery door opens and in walks a bewhiskered gentleman wearing a brilliant red suit—it's Santa Claus. He walks slowly over to where you...
Geology and ground-water resources of Atascosa and Frio Counties, Texas
John T. Lonsdale
1935, Water Supply Paper 676
Atascosa and Frio Counties are in southwestern Texas and form a part of the Winter Garden district. The purpose of the investigation here recorded was to determine the source, quantity, and quality of the ground water used for irrigation and other purposes in the area....
Water utilization in the Snake River Basin
William Glenn Hoyt, Herman Stabler
1935, Water Supply Paper 657
The purpose of this report is to describe the present utilization of the water in the Snake River Basin with special reference to irrigation and power and to present essential facts concerning possible future utilization. No detailed plan of development is suggested. An attempt has been made, however, to discuss...