Zobrazeno 1 - 10
of 43
pro vyhledávání: '"J. P., Kastelic"'
Autor:
D. R. Câmara, L. C. Pinto, M. M. C. M. Pinto, J. P. Kastelic, J. F. Nunes, J. M. P. Barbosa, M. M. P. Guerra
Publikováno v:
Animal Reproduction. 13:21-27
Publikováno v:
Reproduction, fertility, and development. 29(8)
Na
Publikováno v:
Journal of Medical Entomology. 46:1436-1441
Arcott sheep were evaluated as a model for studying active and passive immunity to tick paralysis caused by Dermacentor andersoni (Stiles). The incidence of tick paralysis in sheep increased from 0 at dosesor = 0.33 ticks per kg to 100% ator = 0.8 ti
Publikováno v:
Canadian Journal of Plant Science. 86:49-62
This review of cicer milkvetch includes both published and unpublished information regarding crop and seed characteristics, seed treatments, breeding, agronomic practices and nutritional value for livestock. Cicer milkvetch is a long-lived perennial,
Autor:
J. P. Kastelic, S. Bilodeau-Goeseels
Publikováno v:
Canadian Journal of Animal Science. 83:659-671
Embryonic mortality in cattle is the death of the conceptus before Day 42 of pregnancy. Estimates of embryonic mortality varied greatly, ranging from 10 to 40% in first-service cattle to 65% in repeat-breeder cows. This paper reviews endogenous cause
Publikováno v:
Acta Veterinaria Hungarica. 50:231-234
Lactating crossbred Holstein-Friesian dairy cows (n = 331) were started on an Ovsynch regimen 68 ± 8.2 days after calving; 200 µg GnRH intramuscularly (i.m.) on Days 0 and 9, and 35 mg prostaglandin F2a i.m. on Day 7. Thirty-eight and 31 cows (11.5
Autor:
J P, Kastelic, L F C, Brito
Publikováno v:
Reproduction in domestic animals = Zuchthygiene. 47
Diagnostic ultrasonography has been widely used for examination of the reproductive tract of female cattle, but more sparingly in bulls. Typical clinical ultrasonographic examinations of bull testes are unlikely to affect semen quality or sperm produ
Autor:
M L, He, T A, McAllister, J P, Kastelic, P S, Mir, J L, Aalhus, M E R, Dugan, N, Aldai, J J, McKinnon
Publikováno v:
Journal of animal science. 90(2)
The objective of the study was to determine temporal fat deposition and fatty acid profiles in beef cows fed hay- or barley silage-based diets, with or without flaxseed. Crossbred cull beef cows (n = 64,30 mo of age, 620 ± 5 kg) were removed from gr
Publikováno v:
Journal of dairy science. 91(7)
The objective was to compare pregnancy rates in nulliparous Holstein heifers given PGF(2alpha) 24 h before, or concurrent with, removal of an intravaginal progesterone-releasing (CIDR) insert in 3 timed artificial insemination (TAI) protocols. Heifer