Results 11 to 20 of about 13,578 (231)

Effects of oregano essential oil, cobalt and synergistic of both of them on rumen degradation rate and fermentation characteristics for corn silage

open access: yesItalian Journal of Animal Science, 2022
This study used oregano essential oil (EO), cobalt (Co) and synergistic of both of them additives instead of antibiotics to explore the effects of different additives on the corn silage fibre structure degradation, nutrient degradation rate and rumen ...
Xiongxiong Li   +6 more
doaj   +2 more sources

Effects of the addition of non-fibre carbohydrates with different rumen degradation rates in dairy cow high-forage diets using the Rumen Simulation Technique [PDF]

open access: yesanimal, 2023
Nutrient synchronisation of protein and carbohydrates is a promising practice to improve ruminal nutrient utilisation. However, dietary sources supplying these nutrients can vary in ruminal nutrient availability due to differing degradation rates, therefore potentially affecting utilisation of nitrogen (N).
Hanlon, M.E.   +6 more
openaire   +5 more sources

Research progress on anaerobic digestion and degradation of lignocellulosic waste by rumen microorganisms

open access: yes能源环境保护
Lignocellulosic biomass waste is an important raw material for anaerobic digestion to produce bioenergy. However, its complex three-dimensional structure leads to a low substrate conversion rate and poor technical economic efficiency during anaerobic ...
MU Lan   +6 more
doaj   +2 more sources

Evaluation of Rumen Degradation Kinetics of Low-Lignin Alfalfa ‘Hi-Gest® 360’ in Saskatchewan Canada

open access: yesAnimals, 2023
The objective of this study was to determine rumen degradation kinetics of new low-lignin alfalfa (Medicago sativa L.) cv. Hi-Gest®360 (HiGest) in comparison with conventional alfalfa cv.
Daalkhaijav Damiran   +2 more
doaj   +2 more sources

INTERRELATIONSHIP BETWEEN MIXED RUMEN BACTERIA AND PROTOZOA ON THE IN VITRO DEGRADATION OF PROTEIN [PDF]

open access: yesJournal of Animal and Poultry Production, 2002
An in vitro study was conducted to examine the degradation of various protein sources by mixed rumen bacteria, mixed rumen protozoa and a combination of bacteria and protozoa.
A. El-Waziry,
doaj   +1 more source

Study on degradation characteristics of different forages in rumen of sheep

open access: yesSiliao yanjiu, 2022
The study was to evaluate the degradation properties of DM and CP of different forages in rumen of ruminants. The rumen degradation characteristics of six common pastures were analyzed by using three Dorset mutton sheep with permanent rumen fistulas as ...
Jian-hui HAO
doaj  

Evaluation of rumen protection effect and stability of two rumen-protected amino acids

open access: yesSiliao yanjiu, 2023
The experiment was conducted to study the degradation rate of RPCys and RPMet in saliva, rumen and small intestine, examine the stability of RPCys and RPMet coating.
SONG Ling-ling   +6 more
doaj  

Study on nutrient degradation rate of concentrated feed materials of Cashmere goats by a in vitro three-step method

open access: yesSiliao yanjiu, 2023
The experiment was to determine the nutrient degradation rate of concentrate feed materials of Cashmere goat by a three-step method (rumen fluid-pepsin-trypsin) in vitro, to evaluate the nutritional value of concentrate feed raw materials.
YU Hao   +5 more
doaj  

Use of particle-bound microbial enzyme activity to predict the rate and extent of fibre degradation in the rumen [PDF]

open access: yesBritish Journal of Nutrition, 1987
1. A method was developed for extracting enzymes from micro-organisms closely associated with ammoniatreated straw (NH3-S) that had been incubated in nylon bags in the rumen. Incubation of washed straw with 125 ml carbon tetrachloride/l and 20 μg lysozyme/ml for 3 h at 37° gave carboxymethylcellulase (EC3. 2. 1.
A T, Silva, R J, Wallace, E R, Orskov
openaire   +2 more sources

Nitrogen metabolism and milk production in dairy cows fed semi-restricted amounts of ryegrass-legume silage with birdsfoot trefoil (Lotus corniculatus L.) or white clover (Trifolium repens L.) [PDF]

open access: yes, 2012
In change-over trials, mid-lactation dairy cows were fed concentrate-supplemented, isonitrogenous and isofibrous perennial ryegrasslegume silage diets that satisfied energy requirements but were suboptimal with respect to metabolizable protein supply ...
Nilsdotter-Linde, Nilla   +5 more
core   +1 more source

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