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pro vyhledávání: '"L.M Sanford"'
Akademický článek
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Autor:
K.A. Dickson, L.M. Sanford
Publikováno v:
Small Ruminant Research. 77:1-10
The aim of this study was to determine how the yearly prolactin rhythm might affect the sexual development of Suffolk rams (latitude 50°N). Five rams were injected daily with bromocriptine (35–45 μg kg −1 body weight) for 1 year, beginning in J
Autor:
L.M. Sanford, K.A. Dickson
Publikováno v:
Small Ruminant Research. 56:189-203
The reproductive performance of young adult rams (age 13 or 14 months) of the Dorset, Finnish Landrace (Finn), Suffolk and Scottish Blackface (Blackface) breeds was evaluated over 14 months, beginning in June (latitude 50°N). Blood FSH, LH and testo
Publikováno v:
Theriogenology. 54:719-730
Developmental patterns in immunoactive inhibin and FSH concentrations in peripheral blood were determined for Suffolk and DLS (Dorset x Leicester x Suffolk) rams born in January Blood samples were taken every 3 to 4 wk when testes were developing dur
Publikováno v:
Small Ruminant Research. 29:225-231
To evaluate the usefulness of early postpubertal endocrine characteristics for predicting reproductive potential, blood serum levels of testosterone, luteinizing hormone (LH), follicle stimulating hormone (FSH) and prolactin were determined in rams a
Autor:
T.A. Yarney, L.M. Sanford
Publikováno v:
Theriogenology. 40(4)
The feasibility of using combinations of prepubertal measurements of body weight (BW), testicular size, and blood hormone concentrations (LH, FSH, PRL and testosterone) as indices of postpubertal reproductive function of rams was investigated. Data o
Publikováno v:
Journal of Dairy Science. 64:441-448
Sixty young Holstein calves were fed five diets containing various amounts of rye grain up to 18 wk of age. Average daily gain and feed consumption were similar during the first 6 wk; however, calves receiving 60% rye consumed less feed and gained sl
Publikováno v:
Animal Reproduction Science. 13:165-176
Seasonal changes in several reproductive parameters were studied in young adult Holstein bulls throughout a 1-year period. Every 2 weeks, blood plasma pools were prepared for each bull from jugular blood samples drawn at 20-min intervals for 6 h. The
Autor:
L.M. Sanford, T.A. Yarney
Publikováno v:
Domestic Animal Endocrinology. 6:219-229
Developmental changes in pituitary content and secretory patterns of luteinizing hormone (LH), follicle-stimulating hormone (FSH) and prolactin (PRL), testicular size and steroidogenic function, testicular LH- and FSH-binding activity, and growth of
Akademický článek
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