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Influência do tempo de incubação e do tamanho de partículas sobre os teores de compostos indigestíveis em alimentos e fezes bovinas obtidos por procedimentos in situ
The aim of this work was to evaluate the effects of in situ incubation time and particles size on the estimates of indigestible fractions of dry matter (iDM), neutral detergent fiber (iNDF), and acidExpand
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An evaluation of the performance and efficiency of nitrogen utilization in cattle fed tropical grass pastures with supplementation
Abstract The objective of this study was to evaluate the efficiency of nitrogen utilisation (ENU) and animal performance in cattle fed tropical grass pastures and receiving nitrogen supplementation,Expand
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Endogenous fraction and urinary recovery of purine derivatives obtained by different methods in Nellore cattle.
Two experiments were conducted to assess the endogenous fraction of purine derivative (PD) excretion, urinary recovery, and intestinal digestibility of purines in Nellore heifers. For bothExpand
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Estimation of fibrous compounds contents in ruminant feeds with bags made from different textiles
The aim of this work was to evaluate the contents of in situ indigestible neutral detergent fiber (iNDF) and the fibrous particles lost in aqueous environment in some ruminant feeds by using bagsExpand
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Cromo e indicadores internos na determinação do consumo de novilhos mestiços, suplementados, a pasto
This experiment aimed to evaluate the dry matter intake (DMI) under grazing, obtained through the chromium, in continuous infusion of chromic oxide, dosed once (CR1x) or twice (CR2x) daily, and inExpand
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Intake and digestibility in cattle fed low-quality tropical forage and supplemented with nitrogenous compounds
The effects of supplementation with nitrogenous compounds on intake, digestibility, and microbial protein synthesis in cattle fed low-quality tropical forage were assessed. Five rumen fistulatedExpand
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Intake and digestibility in cattle fed low-quality tropical forage and supplemented with nitrogenous compounds
Objetivou-se avaliar os efeitos de compostos nitrogenados suplementares sobre o consumo, a digestibilidade e a sintese de proteina microbiana em bovinos alimentados com forragem tropical de baixaExpand
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Influence of condensed tannin on intake, digestibility, and efficiency of protein utilization in beef steers fed high concentrate diet
Abstract This trial was conducted to evaluate if the effect of condensed tannin (CT) is associated with a true protein source on intake, ruminal and total digestibility, ruminal digestion rate,Expand
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Efeito do período de coleta de urina, dos níveis de concentrado e de fontes protéicas sobre a excreção de creatinina, de uréia e de derivados de purina e a produção microbiana em bovinos Nelore
The effects of collection days on urinary excretion of creatinine and purine derivatives (PD), absorbed purines and microbial N synthesis (Nmic) were evaluated in different categories of NelloreExpand
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Estimação da digestibilidade do extrato etéreo em ruminantes a partir dos teores dietéticos: desenvolvimento de um modelo para condições brasileiras
ABSTRACT - The objective of this study was to develop and validate a model to estimate the EE apparently digestiblefraction from different cattle diets. True digestibility coefficients and metabolicExpand
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