Results 101 to 110 of about 1,476,534 (208)

Effect of Rumensin and Feed Intake Variation on Ruminal pH [PDF]

open access: yes, 1997
Six ruminally-fistulated steers were used to evaluate the effect of Rumensin and feed intake variation on ruminal pH. Steers were adapted to a 92.5 percent concentrate diet and then subjected to three levels of intake variation: ad libitum, intake ...
Parrott, Cal   +4 more
core  

Proteína degradável no rúmen na dieta de bovinos: digestibilidades total e parcial dos nutrientes e parâmetros ruminais Rumen degradable protein on bovine diet: total and partial nutrient digestibility and ruminal parameters

open access: yesRevista Brasileira de Zootecnia, 2008
Quatro novilhos da raça Holandesa (450 kg) portadores de cânula ruminal e duodenal, recebendo dietas com níveis de proteína degradável no rúmen (PDR) de 50, 60, 65 e 70%, associadas a uma fonte de amido de alta degradabilidade ruminal (farinha de ...
Saul Ferreira Caldas Neto   +7 more
doaj   +1 more source

Impacts of Added Roughage on Feedlot Performance, Digestibility, Ruminal Fermentation, and Ruminal pH of Steers Fed Wheat-Based Feedlot Diets [PDF]

open access: yes, 2021
Two studies were conducted to evaluate the inclusion of additional roughage in wheat-based diets containing modified distillers? grains with solubles on feedlot performance (Study 1) and digestibility, ruminal pH, and ruminal fermentation characteristics
Pickinpaugh, Wayde Janelle
core  

EFFECT OF CALCITIC CALCARIUM ON RUMINAL pH

open access: yes, 2007
The experiment was carried out at the Zootechny Department of Goiás Federal University, Brazil. Twelve sheep were divided in blocks and confined in individual metabolic cages. Three isoprotein and isoenergetic concentrates with 0, 2 and 4% CaCO3 were evaluated for ruminal fluid pH and blood levels of glucose and urea.
Ferreira, Reginaldo Nassar   +3 more
openaire   +1 more source

Effect of concentrate percentage on ruminal pH and time-budget in dairy goats

open access: yesAnimal, 2008
The aim of this study was to compare rumen pH and time-budget in eight mid-lactation goats receiving two diets in a cross-over design (low-concentrate diet (L): 30% and high-concentrate diet (H): 60% concentrate). Feeding H increased daily intake (4.3 ± 0.08% v.
Desnoyers, Marion   +5 more
openaire   +6 more sources

Metabolism of soluble proteins by rumen microorganisms and the influence of condensed tannins on nitrogen solubility and degradation [PDF]

open access: yes, 2004
The amino acid requirements of ruminants are met by two sources; microbes leaving the rumen and dietary protein escaping fermentation in the rumen. Much ruminant research has therefore focused on improving amino acid supply to the duodenum by increasing ...
Hedqvist, Helena
core   +1 more source

Why Are Ruminal Cellulolytic Bacteria Unable to Digest Cellulose at Low pH?

open access: yesJournal of Dairy Science, 1996
Ruminant animals depend on cellulolytic ruminal bacteria to digest cellulose, but these bacteria cannot resist the low ruminal pH that modern feeding practices can create. Because the cellulolytic bacteria cannot grow on cellobiose at low pH, pH sensitivity is a general aspect of growth and not just a limitation of the cellulases per se. Acid-resistant
J B, Russell, D B, Wilson
openaire   +2 more sources

Efeito do ambiente ruminal sobre a degradabilidade de colmos da cana-de-açúcar

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2015
Avaliou-se o efeito do ambiente ruminal sobre a degradação da FDN de 12 cultivares de cana. As dietas continham: 87,1% de cana (Cana) ou 42,0% de cana e 58,0% de concentrado com milho (Milho) ou polpa cítrica (Polpa).
M.N. Pereira   +5 more
doaj   +1 more source

Effect of sodium monensin on food intake and ruminal pH in sheep [PDF]

open access: yes, 2006
Objetivou-se avaliar os efeitos da adição da monensina sódica no consumo de alimentos e no pH do líquido ruminal em ovinos. Foram utilizadas quatro ovelhas da raça Santa Inês, não prenhas, não lactantes e canuladas no rúmen.
VALLE, L.C.D.   +6 more
core   +1 more source

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