Zobrazeno 1 - 10
of 421
pro vyhledávání: '"D J Kilpatrick"'
Autor:
S. Watson, A. F. Carson, R. J. Fallon, S. J. Morrison, J. Twigge, D J Kilpatrick, H. C. F. Wicks
Publikováno v:
Animal, Vol 6, Iss 6, Pp 909-919 (2012)
Sixty-five Holstein–Friesian calves were randomly allocated to one of eight nutritional treatments at 4 days of age. In this factorial design study, the treatments comprised of four levels of milk replacer (MR) mixed in 6 l of water (500, 750, 1000
Publikováno v:
Animal, Vol 5, Iss 3, Pp 356-366 (2011)
The aim of this study was to evaluate the effects of age and breed on the reproductive performance and lamb output of crossbred hill ewes relative to purebred Scottish Blackface (BF). BF ewes were compared alongside Swaledale (SW) × BF, North Countr
Publikováno v:
Animal, Vol 5, Iss 3, Pp 347-355 (2011)
A study was undertaken to compare the longevity and lifetime lamb output of purebred Scottish Blackface (BF) ewes with a range of crossbred genotypes from Scottish BF dams. For up to five successive breeding seasons, 1143 Scottish BF, Swaledale × BF
Publikováno v:
Animal, Vol 5, Iss 7, Pp 1023-1035 (2011)
The objectives of this study were to investigate the effect of dietary lipid source on the growth and carcass characteristics of lambs sourced from a range of crossbred hill ewes. Over a 2-year period, 466 lambs representing the progeny of Scottish B
Publikováno v:
Animal, Vol 5, Iss 12, Pp 1923-1937 (2011)
The objectives of this study were to investigate the effects of fish oil supplementation on performance and muscle fatty acid composition of hill lambs finished on grass-based or concentrate-based diets, and to examine the interaction with selenium (
Publikováno v:
Animal, Vol 2, Iss 1, Pp 149-159 (2008)
A completely randomised design study involving 132 continental crossbred beef steers was undertaken to evaluate the effects of method of grain treatment and feed level, and grass silage feed value on animal performance, carcass characteristics and me
Publikováno v:
Animal Science. 82:397-404
A total of 180 Holstein-Friesian male calves, mean age and live weight (LW) at start of the study 112 (s.d. 26·0) days and 134 (s.d. 37·6) kg, respectively, were used to evaluate the effect of slaughter weight on food efficiency and animal performa
Publikováno v:
Animal Science. 81:413-421
Two experiments were undertaken to investigate the effect of herbage allowance and concentrate food level offered to twin-bearing ewes in the last 6 weeks of pregnancy on ewe and lamb performance. In each study, 96 twin-bearing Greyface (Border Leice
Publikováno v:
Animal Science. 79:335-341
Grass silage constitutes a major proportion of the food offered to high producing dairy cows in the western regions of the European Union. In order to achieve optimal milk yield and quality from high genetic merit dairy cows, it is common practice to
Publikováno v:
Livestock Production Science. 86:19-34
A total of 81 continental maiden heifers (1/2 Blonde d’Aquitaine, 3/8 Charolais breeding) were committed to eight experimental treatments. The experiment had a core factorial design (2×3) based on the factors, bred status (unbred and bred) and sta