搜索结果: 1-15 共查到“Beef cattle”相关记录41条 . 查询时间(0.081 秒)
Promote the Improvement of Agricultural Product Competitiveness in Developing Countries and Strengthen Connection with the International Consumer Market: The Research on China-Ethiopia Agricultural Value Chain Cooperation (Chinese and English Bilingual Edition) Has Been Published, Providing Practical Cases in the Beef Cattle and Sesame Industry(图)
Developing countries Agricultural product Ethiopia Agricultural value chain Beef cattle Sesame
2023/3/2
Effects of Three Feeding Systems on Production Performance, Rumen Fermentation and Rumen Digesta Particle Structure of Beef Cattle
Production Performance Rumen Fermentation Rumen Digesta Particle
2016/5/20
The effects of three different feeding systems on beef cattle production performance, rumen fermentation, and rumen digesta particle structure were investigated by using 18 Limousin (steers) with a si...
Supplementing Vitamin E to the Ration of Beef Cattle Increased the Utilization Efficiency of Dietary Nitrogen
Vitamin E Digestibility Nitrogen Retention Plasma Beef Cattle
2016/5/19
The objectives of the trial were to investigate the effects of supplementing vitamin E (VE) on nutrient digestion, nitrogen (N) retention and plasma parameters of beef cattle in feedlot. Four growing ...
Number of Calves Produced at Specified Age as a Measure of Reproductive Performance in Beef Cattle under Artificially-Inseminated Breeding Scheme
Beef Cattle Genetic Parameter Number of Calves Produced Reproductive Performance
2016/4/29
Reproductive abilities in beef cattle herds are receiving increased attention due to recent rises in production costs. To achieve more efficient management, a measure of fertility, namely the number o...
Breed Discrimination Using DNA Markers Derived from AFLP in Japanese Beef Cattle
AFLP Breed Discrimination Beef Cattle Japanese Black Holstein
2016/4/21
In the meat industry, correct breed information in food labeling is required to assure meat quality. Genetic markers provide corroborating evidence to identify breed. This paper describes the developm...
Genetic Parameter Estimates of Carcass Traits under National Scale Breeding Scheme for Beef Cattle
Hanwoo Carcass Genetic Parameters Genetic Progress National Breeding Scheme
2016/11/10
Carcass and price traits of 72,969 Hanwoo cows, bulls and steers aged 16 to 80 months at slaughter collected from 2002 to 2013 at 75 beef packing plants in Korea were analyzed to determine heritabilit...
Substitution of Wheat for Corn in Beef Cattle Diets: Digestibility, Digestive Enzyme Activities, Serum Metabolite Contents and Ruminal Fermentation
Digestive Enzyme Activities Serum Metabolite Contents Ruminal Fermentation Wheat
2016/11/10
The objective of this study was to evaluate the effect of diets containing different amounts of wheat, as a partial or whole substitute for corn, on digestibility, digestive enzyme activities, serum m...
Effects of dietary supplementation of chitosan on immune and antioxidative function in beef cattle
dietary chitosan Simmental cattle humoral immunity
2015/7/7
The levels of IgM and IgA
tended to be increased (P < 0.1) by dietary CHI at later stage of the experiment; (2) the addition of 500 mg/kg CHI
in diets increased (P < 0.1) total superoxide dis...
Linear and linear-threshold model for genetic parameters for SEUROP carcass traits in Czech beef cattle
genetic parameters heritability genetic correlation REML EUROP
2015/6/9
The objective of this study was to estimate genetic parameters for the results of classifying of carcass traits by the SEUROP method in beef cattle in the Czech Republic using linear and linear-thresh...
Selection of a suitable definition of environment for the estimation of genotype × environment interaction in the weaning weight of beef cattle
environment beef cattle genetic parameters REML maximum likelihood
2015/6/5
Genotype by environment interactions for weaning weight in beef cattle were tested using several definitions of environments. Four breeds of beef cattle (Hereford, Aberdeen Angus, Beef Simmental, and ...
Selection indexes for bulls of beef cattle
beef cattle bulls genetic parameters genetic gain breeding values breeding objective selection indexes
2015/6/2
Three selection indexes were constructed for bulls of beef cattle: IM for terminal crossing (in dairy herds), IZ for the selection of foundation sires for beef herd and IS for the selection of bulls f...
Association between aggressive behaviour and high-energy feeding level in beef cattle
beef cattle level of feeding aggression social behaviour animal welfare
2015/6/2
The aim of this study was to investigate an association between aggressiveness and high level of feeding in a half-open feedlot production system. An experiment was conducted on 72 head of beef cattle...
Main sources of the economic efficiency of beef cattle production systems
beef cattle production systems marketing strategies
2015/6/1
The economic efficiency of several beef production systems on pasture was investigated under different marketing strategies. All calculations were carried out with the computer program ECOWEIGHT. None...
Sequencing and Characterization of Divergent Marbling Levels in the Beef Cattle (Longissimus dorsi Muscle) Transcriptome
Marbling Beef Cattle Transcriptome RNA-Sequencing
2016/5/17
Marbling is an important trait regarding the quality of beef. Analysis of beef cattle transcriptome and its expression profile data are essential to extend the genetic information resources and would ...
Traditional Chinese Medicine Prescriptions Enhance Growth Performance of Heat Stressed Beef Cattle by Relieving Heat Stress Responses and Increasing Apparent Nutrient Digestibility
Traditional Chinese Medicines Heat Stress Growth Performance Nutrient Apparent Digestibility
2016/5/17
The present aim was to investigate the effects of traditional Chinese medicine prescriptions (TCM) on body temperature, blood physiological parameters, nutrient apparent digestibility and growth perfo...