Publications
These publications showcase the significant science conducted in our Science Centers.
Filter Total Items: 16783
Birds and Dutch elm disease control
Brief, factual review of information on effect of DDT and other insecticides on birds. One program for control of elm disease caused 22% decrease in number of adult birds and 56% mortality of nestlings. Quail fed 3 oz. of DDT per ton of food had 16% reduction in young hatched and 500% increase in defective chicks. Quail fed same dosage during winter and breeding seasons had 30% decrease in fertil
Authors
J.B. DeWitt
Progress report of hydrology and sedimentation in Bixler Run, Corey Creek, and Elk Run watersheds, Pennsylvania
This report describes the results of an investigation in progress and presents some tentative findings from a study of hydrology and sedimentation of three small watersheds where soil conservation practices are being applied. The study was begun in April 1954, to determine precipitation, runoff, probable sources and yields of sediment, and channel changes in two small watersheds in Pennsylvania. T
Authors
J.K. Culbertson
Disease resistant and susceptible populations of brook trout (Salvelinus fontinalis)
No abstract available at this time
Authors
S. F. Snieszko
Blue-sac disease investigations: microbiology and laboratory induction
No abstract available.
Authors
K. Wolf
Contributions to the study of subpopulations of fishes
No abstract available at this time
Authors
S. F. Snieszko
Gyrodactylus eucaliae n. sp. (Trematoda: Monogenea) from the brook stickleback, Eucalia inconstans
No abstract available.
Authors
F.M. Ikezaki, G. L. Hoffman
Infectious pancreatic necrosis in trout
No abstract available.
Authors
S. F. Snieszko, E. M. Wood, W. T. Yasutake
Determination of the susceptibility of Aeromonas salmonicida to sulfonamides and antibiotics, with summary report on the treatment and prevention of furunculosis
No abstract available.
Authors
S. F. Snieszko, G. L. Bullock