Zobrazeno 1 - 10
of 375
pro vyhledávání: '"JJ Davis"'
Autor:
Ryan Francis, Lindsay Miller, Rupp Carriveau, JJ Davis, David S.-K. Ting, Marianne P. Rodgers, Jones Shen
Publikováno v:
Wind Engineering. 45:3-10
As utility scale wind farms age, maintenance and contingency planning become increasingly important. Decisions about when and how to repair or replace major turbine components can critically influence profitability. Condition monitoring and prognosti
Autor:
Wayne S. Pitchford, J. Di, Gregory S. Harper, B.D. Siebert, Cynthia D.K. Bottema, Z. A. Kruk, JJ Davis
Publikováno v:
Livestock Science. 119:12-21
Vitamin A plays a critical role in many essential life processes. In herbivores, it is either derived from plant β-carotene or directly as a dietary supplement. In cattle, vitamin A has the potential to influence various carcass traits that are soug
Autor:
Gregory S. Harper, Wayne S. Pitchford, JJ Davis, Cynthia D.K. Bottema, B. D. Siebert, Z.A. Kruk
Publikováno v:
Lipids. 41:365-370
A group of Angus beef cattle was removed from temperate pastures and fed a very low beta-carotene cereal-based ration in a feedlot for over 300 d. Half the group was supplemented weekly with retinyl palmitate (at the rate of 60,000 IU vitamin A/100 l
Publikováno v:
Small Ruminant Research. 44:81-87
Growth and carcass traits were studied in 30 Alpine wether kids (2 weeks of age) fed with ad libitum (A) or limited (1 kg/day) milk, with (LC) or without (L) ad libitum supplemental concentrate, and slaughtered at 10 or 13 weeks of age. ADG was lowes
Publikováno v:
Small Ruminant Research. 33:1-8
Effects of supplementation with zinc-methionine (Zn-Met), a source of potentially rumen protected methionine and zinc (Zinpro 40, Edina, MN), on mohair growth, BW gain and blood metabolites were investigated in Angora goats. Forty yearling Angora goa
Publikováno v:
Scopus-Elsevier
Daily milk intake, weekly BW and blood metabolites were monitored using Angora kids offered ad libitum (AL) or restricted (RES) intakes of acidified milk replacer (AMR) twice daily during an 11-week period. Solid feed was provided ad libitum starting
Publikováno v:
Small Ruminant Research. 18:137-143
Five Angora and five Alpine kids (average BW = 12.1 ± 1.6 kg and age = 120 ± 5 days) were fitted with indwelling jugular catheters to study the effect of betaine on plasma methionine and related metabolites. Betaine (0, 0.1, 0.2, 0.5 g kg−1 BW) w
Publikováno v:
Animal Feed Science and Technology. 55:253-262
To study the effect of mineral supplementation on 2,3-DHP toxicity, 16 mature Angora wethers were randomly allocated to four treatment groups (M, DM, D and C). Two hours after the morning feeding; group M received a mineral mixture of 2 g of Fe2(SO4)
Publikováno v:
Small ruminant research : the journal of the International Goat Association. 38(1)
Thirty Angora (16+/-2kg initial body weight) and 20 Spanish doelings (19+/-2kg initial body weight), approximately 8 months of age, were used in an 10 week experiment to evaluate effects of dietary level of Leucaena leucocephala on body weight (BW) g