Zobrazeno 1 - 10
of 230
pro vyhledávání: '"D. W. Friend"'
Publikováno v:
Canadian Journal of Animal Science. 72:703-711
Sixty 12-wk-old pigs were fed a corn–barley–soybean type diet in a 2 × 5 factorial experiment. Two mycotoxin, corn-based premixes were added: one with and without deoxynivalenol (DON) supplement (2.5 mg kg−1 feed) and the other with T-2 toxin
Autor:
P. S. Fiser, D. W. Friend, K. E. Hartin, B. K. Tsang, H. L. Trenholm, B. K. Thompson, E. K. Asem
Publikováno v:
Canadian Journal of Animal Science. 70:635-645
In the first of three experiments, 60 prepuberal gilts (12–13 wk old) were fed diets containing 0.01 (control), 0.16, 0.36, 0.47, 1.28 and 2.21 mg zearalenone (ZEN) kg−1 feed for 63 d. Vulvovaginitis occurred in some gilts fed the control diet; t
Publikováno v:
Canadian Journal of Animal Science. 59:51-61
In two experiments, each involving 40 gilts, the energy cost of pregnancy was calculated by comparing energy balances between pregnant and nonpregnant animals on the same feed allowance. Treatments comprised an initial slaughter group and pregnant (P
Publikováno v:
Canadian Journal of Animal Science. 64:733-741
Six groups each of five barrows and five gilts were offered ad libitum one of six pelleted diets containing 68% wheat. A pellet binder was added (1.5%) to all diets. There were three clean wheat diets, one unsupplemented, one supplemented with a bind
Publikováno v:
Canadian Journal of Animal Science. 68:511-521
Forty-eight Yorkshire pigs (barrows and gilts), about 24 kg body weight, were fed three diets: a control diet containing corn-soybean meal with minerals and vitamins added (Diet 0), the same diet in which naked oats (Avena nuda L. 'Tibor') replaced a
Autor:
M. H. Fahmy, D. W. Friend
Publikováno v:
Canadian Journal of Animal Science. 61:17-22
The duration of farrowing was recorded for 92 sows farrowing 401 litters over a period of 16 yr. The data were analyzed to study the effects of parity, season of the year, time of the day, size of the litter, birth weight of the piglets and length of
Publikováno v:
Canadian Journal of Animal Science. 55:49-59
One hundred and eighty weaner pigs were allotted to five dietary treatments comprising a control with no added oil and the control with either soybean oil or rapeseed oil (Brassica campestris cv. Span) each at 10 and 20% of the diet. Postmortem exami
Publikováno v:
Canadian Journal of Animal Science. 63:689-698
From the time of breeding at an average age of 178 days and 121 kg bodyweight, three groups of 12 gilts each were offered ad libitum one of three diets containing 70% wheat and vomitoxin levels of 0.1 (C), 1.7 (M) and 3.5 (H) ppm. The gilts, housed a
Publikováno v:
Canadian Journal of Animal Science. 67:859-863
Six pairs of littermate gilts were used to compare an invasive (catheter) and a noninvasive (tube affixed around the vagina) urine collection system. Urine volume and nitrogen excretion were greater and water retention and urine specific gravity less
Publikováno v:
Canadian Journal of Animal Science. 66:1149-1154
Fifty-four barrows (27.5 ± 0.5 kg) were given ad libitum for 7 wk one of 18 diets prepared from field corn inoculated with different strains of Fusarium graminearum, naturally contaminated corn and wheat, pure deoxynivalenol (DON), and clean corn. T