Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Y. M. Berger"'
Autor:
G. E. Bradford, Y. M. Berger
Publikováno v:
Agricultural and Food Science, Vol 60, Iss 6 (1988)
An increase in mean prolificacy is a goal for many sheep production systems, but it is also desirable that variation be minimized around the optimum value. Lambs born in litters of 3 or 4 can be reared with intensive management, but at higher input c
Externí odkaz:
https://doaj.org/article/1d4ec304b8794797987997c878fcd4d4
Publikováno v:
Journal of animal science. 95(10)
For the past 2 decades, the Spooner Agriculture Research Station (ARS) of the University of Wisconsin-Madison operated the only dairy sheep research flock in North America. The objectives of the present study were to 1) obtain estimates of genetic pa
Publikováno v:
Journal of animal science. 95(5)
The Spooner Agricultural Research Station operated the only dairy sheep research flock in North America through 2016. The original nondairy ewe flock was "bred up" to a crossbred dairy flock through the use of rams and semen of the East Friesian (EF)
Publikováno v:
Journal of animal science. 93(3)
The objective of this study was to estimate genetic and nongenetic effects affecting survival in crossbred lambs during 3 time periods: through 1 d of age ( = 7,933), 2 to 30 d of age ( = 5,370), and 2 to 60 d of age ( = 5,216) in a population being
Autor:
D. F. Waldron, R. A. High, Y. M. Berger, T. D. Willingham, D. L. Zartman, G. E. Fogle, R. D. Zelinsky, K. E. McClure, H. H. Meyer, G. D. Lowe, D. D. Clevenger, Daniel G. Morrical, David L. Thomas, Steven Christopher Loerch, R. G. Gottfredson
Publikováno v:
Journal of Animal Science. 81:2725-2732
A multistate cooperative study was conducted to study the current issue of tail length in docked lambs and its relationship to incidence of rectal prolapse. A total of 1,227 lambs at six locations were randomly allocated to two or three tail dock tre
Publikováno v:
Journal of Animal Science. 70:1195-1200
A 2-yr experiment was conducted to determine whether isolation of ewes from rams is necessary to achieve a high response to the ram effect and whether ewes respond as well in May as in June. The experiment was conducted at two locations, with the sam
Publikováno v:
Small Ruminant Research. 6:347-351
The number of corpora lutea (CL) generated in superovulated ewes was assessed by laparoscopy and laparotomy. Forty-one Targhee-type ewes were superovulated with FSH during the breeding season, and bred by natural service to fertile rams. Five to six
Autor:
Y. M Berger, G. E Bradford
Publikováno v:
Agricultural and Food Science
Agricultural and Food Science, Vol 60, Iss 6 (1988)
Agricultural and Food Science, Vol 60, Iss 6 (1988)
An increase in mean prolificacy is a goal for many sheep production systems, but it is also desirable that variation be minimized around the optimum value. Lambs born in litters of 3 or 4 can be reared with intensive management, but at higher input c
Autor:
Eizenga W; Nederlands Huisartsen Genootschap, afd. Richtlijnontwikkeling en Wetenschap, Utrecht, the Netherlands. w.eizenga@nhg.org, Gieteling MJ, Berger M, Geijer RM
Publikováno v:
Nederlands tijdschrift voor geneeskunde [Ned Tijdschr Geneeskd] 2013; Vol. 157 (15), pp. A6191.