Výsledky vyhledávání

Effects of sample handling, processing, storage, and hemolysis on measurements of key energy metabolites in ovine blood

Autor: José María Fernández, L.R. Gentry, J.D Morris, T.M Weick, K.E Thorn, A.M. Chapa

Publikováno v: Small Ruminant Research. 43:157-166

Four experiments were conducted using mature Suffolk ewes to evaluate the effects of blood sample handling, processing and storage on measurements of the energy metabolites, β-hydroxybutyrate, total cholesterol, glucose, l -lactate, nonesterified fa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::627bd001dd2eff0a57d814f281d93d8d
https://doi.org/10.1016/s0921-4488(01)00266-8

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Influence of dietary carnitine in growing sheep fed diets containing non-protein nitrogen

Autor: A.M. Chapa, L.R. Gentry, L. D. Bunting, T.W. White, J.C Lovejoy, K.Q Owen, José María Fernández

Publikováno v: Small Ruminant Research. 40:13-28

The influence of supplemental L-carnitine was investigated in growing sheep fed rations containing non-protein nitrogen (NPN). The experiment was conducted as a randomized block design with a 2x2 factorial arrangement of treatments. Lambs (77.4kg BW,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9b60be35239bd2dc4814af2bd507ee1e
https://doi.org/10.1016/s0921-4488(00)00218-2

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Effect of Nutrient Restriction and Realimentation on Growth and Metabolic Responses of Shorn Suffolk, Gulf Coast Native, and Crossbred Lambs11Approval by the Director of Louisiana Agric. Exp. Sta. as publication no. 98-11-0262

Autor: L.S. Walz, L.R. Gentry, José María Fernández, T.L. Stanton, D.C. Blouin, T.W. White, A.M. Chapa, J.I. McNitt

Publikováno v: The Professional Animal Scientist. 15:112-115

Growth and plasma hormone and metabolite levels were used to compare the effects of nutrient restriction and realimentation on six Suffolk (S), six Gulf Coast Native, (G) and seven S×G crossbred lambs. Shorn lambs were individually fed a 10% CP diet

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6c007c3ee4ad491f362370c1d6dc374f
https://doi.org/10.15232/s1080-7446(15)31738-1

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Effects of Fish Meal and Sodium Bentonite on Performance, and Ruminal and Blood Characteristics of Kids Fed Concentrate or Forage Diets1,21Approval by the Director of Louisiana Agric. Exp. Sta. as publication no. 98-11-0107.2Appreciation is extended to Zapata Protein Inc., Hammond, LA for supplying the fish meal and to Prince Agri Products, Inc., Quincy, IL for providing the sodium bentonite and a grant

Autor: A.M. Chapa, José María Fernández, M.A. Brown, D.C. Blouin, L.R. Gentry, M.A. Froetschel, B. Harris, T.W. White, L.S. Walz

Publikováno v: The Professional Animal Scientist. 14:159-164

Twenty-four wether and 24 doe crossbred kids were used to evaluate the effect of fish meal (FM) and sodium bentonite (NaB) on growth, and ruminal and blood metabolites. Six treatments were: four isonitrogenous (13.5% CP) diets (0% FM and 0% NaB; 0% F

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::192f273ff96caed55f9b12f110c50793
https://doi.org/10.15232/s1080-7446(15)31817-9

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Changes in plasma somatotropin, prolactin, glucose, and nonesterified fatty acid concentrations in goats administered an epinephrine challenge

Autor: A.M. Chapa, J.M. Femandez, D.L. Thompson

Publikováno v: Small Ruminant Research. 23:125-133

The effect of acute adrenergic stimulation on changes in selected pituitary hormone and energy metabolite concentrations in plasma was investigated in goats administered an i.v. epinephrine challenge test. Two separate experiments were conducted usin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d6147b6cb29570ef16b0712022b26871
https://doi.org/10.1016/s0921-4488(96)00914-5

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Effects of processing and storage on the measurement of nitrogenous compounds in ovine blood

Autor: José María Fernández, A.M. Chapa, C.J. Laborde, D W Burleigh, D.J. Salgado

Publikováno v: Small Ruminant Research. 17:159-166

Four experiments were conducted to evaluate effects of processing and storage of sheep blood samples on measurements of ammonia N (AMN), urea N (URN), total protein (TP), albumin (ALB), total globulin (GLB), and the non-albumin non-globulin protein f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6e27b0852bba137eae93e398c18a17d1
https://doi.org/10.1016/0921-4488(95)00665-8

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Supplemental dietary protein for grazing dairy cows: effect on pasture intake and lactation performance

Autor: Dennis D. French, José María Fernández, A.M. Chapa, D.C. Blouin, Daren D. Redfearn, J.D. Ward, M.E. McCormick

Publikováno v: Journal of dairy science. 84(4)

One hundred twenty-four cows (92 multiparous and 32 primiparous) were used to evaluate the effect of grain supplements containing high crude protein [(22.8% CP, 5.3% rumen undegradable protein (RUP), dry matter basis], moderate CP (16.6% CP, 6.1% RUP

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5eb59c2943044007c736341122e3e589
https://pubmed.ncbi.nlm.nih.gov/11352166

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Effect of region, herd size, and milk production on reasons cows leave the herd

Autor: J.W. Smith, L.O. Ely, A.M. Chapa

Publikováno v: Journal of dairy science. 83(12)

Dairy Herd Improvement Holstein herd summary records (n = 11,259) were obtained for the year ending 1998. Reasons cows reportedly left the herd based on termination codes were analyzed for the effect of region, herd size, and herd milk production lev

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::17a8c01d0f3b8de7c3d08096c555a819
https://pubmed.ncbi.nlm.nih.gov/11132870

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