Zobrazeno 1 - 10
of 23
pro vyhledávání: '"C. B. Schom"'
Publikováno v:
Poultry Science. 58:60-66
Azodrin was applied to adult embryo chickens, Chukar Partridge, and Bobwhite Quail. Chronic exposure of adult birds to Azodrin mixed in their feed indicated that no a priori predictions could be made about one species based on the results of another;
Autor:
C. B. Schom, J. R. Foster
Publikováno v:
Canadian Journal of Fisheries and Aquatic Sciences. 46:714-719
Experiments were conducted to determine if a process similar to imprinting occurs during each seaward migration of Atlantic Salmon (Salmo salar). Displaced Atlantic salmon kelts homed to the site from which they had previously emigrated to sea as smo
Autor:
C. B. Schom
Publikováno v:
Canadian Journal of Fisheries and Aquatic Sciences. 43:1547-1555
Wild sea-run anadromous salmon (Salmo salar) were captured in Big Salmon River in New Brunswick and transported to the Atlantic Salmon Federation's research centre for spawning. Four year-classes were established, one each in 1980, 1981, 1982, and 19
Autor:
C. B. Schom, A. S. Brenegan
Publikováno v:
The Progressive Fish-Culturist. 47:194-198
Autor:
S. M. Hurley, C. B. Schom
Publikováno v:
Canadian Journal of Genetics and Cytology. 26:57-61
A rigorous regime was used to test fish stamina in a stress tunnel. The heritability of swimming stamina was 0.24. The genetic correlation of −0.14 with length was small and negative, while the environmental correlation of 0.43 was larger. This can
Autor:
J. K. Bailey, C. B. Schom
Publikováno v:
The Progressive Fish-Culturist. 48:57-60
Selective breeding is a complex problem. A simple procedure which involves two separate lines and line crossing every third generation is presented. The advantages are increased genetic performance and reduced rate of inbreeding. The procedure and th
Autor:
C. B. Schom, U. K. Abbott
Publikováno v:
Teratology. 15:81-87
The effect of Azodrin on avian development was studied using a bobwhite quail line and two chicken lines--a single comb White Leghorn (SCWL) and an Australorp line. The bobwhite quail embryos did not respond to injections of Azodrin until stages 22 t
Publikováno v:
Poultry Science. 53:847-849
Following a laying cycle of 100 days, turkey hens received one of the following treatments: (1) darkhouse-molted, (2) darkhouse-nonmolted, and (3) conventional house-molted. After an 8 week darkhouse treatment, the hens were caged for another 100 day
Publikováno v:
Poultry science. 61(11)
One hundred and twenty Broad Breasted White turkey hens were taken through two production periods with a 10-week dark house treatment between cycles. Incidence of parthenogenesis was established on each virgin female prior to artificial insemination
Autor:
S. M. Hurley, C. B. Schom
Publikováno v:
Canadian Journal of Genetics and Cytology. 27:121-121