搜索结果: 1-9 共查到“动物学 Milk Production Traits”相关记录9条 . 查询时间(0.092 秒)
Association between Microsatellite Markers and Milk Production Traits in Egyptian Buffaloes
relationship microsatellites milk yield milk composition bubaline genome
2018/3/5
The objectives were to evaluate polymorphism in ten microsatellite markers and to demonstrate their association
with milk production traits in the Egyptian buffaloes, based on the cross-species trans...
Models for Estimating Genetic Parameters of Milk Production Traits Using Random Regression Models in Korean Holstein Cattle
Random Regression Model Test Day Yield Milk Production Heritability Holstein
2016/5/20
The objectives of the study were to estimate genetic parameters for milk production traits of Holstein cattle using random regression models (RRMs), and to compare the goodness of fit of various RRMs ...
Genetic and Economic Analysis for the Relationship between Udder Health and Milk Production Traits in Friesian Cows
Somatic Cell Count Udder Traits Mastitis Genetic Parameters Economic Milk Losses
2016/5/9
A total of 4,752 monthly lactation records of Friesian cows during the period from 2000 to 2005 were used to estimate genetic parameters and to determine the effect of udder health on milk production ...
Estimation of Genetic Parameters for Milk Production Traits Using a Random Regression Test-day Model in Holstein Cows in Korea
Random Regression Model Heritability Test-day Milk Production Traits Heterogeneity
2016/4/29
This study was conducted to compare three models: two random regression models with and without considering heterogeneity in the residual variances and a lactation model (LM) for evaluating the geneti...
Genetic and Environmental Trends for Milk Production Traits in Sheep Estimated with Test-day Model
Sheep Milk Yield Fat and Protein Content Animal Model Genetic and Environmental Trends
2016/4/28
Data from milk performance testing were used to analyze genetic and environmental trends for purebred Tsigai, Improved Valachian and Lacaune sheep. 103,715 (Tsigai), 212,962 (Improved Valachian) and 2...
Genetic Variation of Growth Hormone Gene and Its Relationship with Milk Production Traits in China Holstein Cows
China Holstein Cows Growth Hormone Gene PCR-RFLP Genetic Polymorphism Milk Production Traits
2016/4/20
Associations were analysed between polymorphisms localized in intron 3 of the growth hormone gene (GH-MspI) and milk production traits of 543 China Holstein cows. A PCR-RFLP method was used for identi...
Effect of Alpha-lactalbumin Gene Polymorphism on Milk Production Traits in Water Buffalo
Alpha-lactalbumin Milk Production Traits Polymorphism Water Buffalo
2016/4/20
A genetic study was conducted to elucidate the effect of alpha-Lactalbumin (?說똀) gene polymorphism on milk production traits involving total milk yield and daily milk yield during first lactati...
Association of Beta-lactoglobulin Polymorphism with Milk Production Traits in Cattle
Association Beta-lactoglobulin Gene Milk Production Trait Polymorphism
2016/4/14
The study was carried out in Sahiwal, Holstein friesian, Jersey and crossbred cattle to find out the effect of genotype of beta-lactoglobulin gene on milk production traits. The polymorphism at beta-l...
Plasma Metabolites Concentrations in Calves until 90 Days of Age for Estimating Genetic Ability for Milk Production Traits
Dairy Cattle Young Calf Metabolite REML Reliability
2016/4/12
The aim of this study was to identify useful secondary traits for estimating genetic ability of milk production traits. We investigated the value of using plasma metabolites concentrations. Two hundre...