搜索结果: 1-15 共查到“Cattle”相关记录491条 . 查询时间(0.072 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
Elephants reverse the cattle-caused depletion of soil carbon and nutrient pools(图)
Elephant cattle-cause soil carbon nutrient pools
2020/4/10
Wild herbivore populations are declining in many African savannas, a result of replacement by livestock (mainly cattle) and the loss of large plant-eaters, or megaherbivores, such as elephants.Althoug...
Fallowing cattle-feed farmland simplest way to alleviate western water shortages(图)
Fallowing cattle-feed farmland simplest western water shortages
2020/3/6
The rate at which humans consume fresh water is now approaching or surpassing the rate at which water sources are naturally replenished, creating shortages for people and ecosystems.In the western U.S...
Genetic evaluation of clinical mastitis traits in Holstein cattle
udder health mastitis resistance genetic parameters genetic trend
2018/11/23
The results obtained from different models for predicting breeding values for clinical mastitis (CM) in Holstein cattle were compared. CM was recorded in 30 882 lactations of 12 793 cows in 8 herds fr...
Claw health and feed efficiency as new selection criteria in the Czech Holstein cattle Krupová Z., Wolfová M., Krupa E., Přibyl J., Zavadilová L.
dairy cattle breeding objective selection index economic weights prognosis
2018/11/23
The objective of this study was to calculate economic weights for ten current breeding objective traits and for four new traits characterising claw health and feed efficiency in Czech Holstein cattle ...
Evaluation of gestation length and birth weight of offspring of Polish native cattle breeds in context of estimating genetic parameters
pregnancy birth body weight heritability native breed
2018/11/23
Research material included data on gestation length of 15 436 cows of Polish native breeds. These were: White Backed (BG; 324 records), Polish Red (RP; 5396 records), Polish Black and White (ZB; 3508 ...
L-selectin gene polymorphism and its association with clinical mastitis, somatic cell score, and milk production in Polish Holstein-Friesian cattle
SELL udder inflammation milk production traits cows
2018/11/23
Bovine mastitis is a widespread disease of the mammary gland, highly contributing to the increase in veterinary costs in dairy industry. In the present study, the genetic polymorphism within bovine L-...
Genetic evaluation of growth traits in Nellore cattle through multi-trait and random regression models
body weight genetic parameters growth curves
2018/11/23
We aimed to evaluate different orders of fixed and random effects in random regression models (RRM) based on Legendre orthogonal polynomials as well as to verify the feasibility of these models to des...
Genomic response to natural selection within alpine cattle breeds
cattle fitness footprints of selection genomics local adaptation PCAdapt
2018/11/23
The aim of this study was to analyse the genomic regions that have been target of natural selection with respect to identifying the loci responsible mainly for fitness traits across six alpine cattle ...
Linkage Disequilibrium and Haplotype Block Structure in Portuguese Holstein Cattle
single nucleotide polymorphism GWAS dairy cattle
2018/3/5
The objectives of this study were to estimate linkage disequilibrium (LD), describe and scan a haplotype block for
the presence of genes that may affect milk production traits in Portuguese Holstein ...
Amino Acid Levels in Muscle Tissue of Eight Meat Cattle Breeds
meat cattle breeds musculus longissimus dorsi dry matter protein fat essential and non-essential amino acids
2018/3/5
Ten clinically healthy bulls equal in weight were chosen from eight meat cattle breeds maintained in the same
geographical conditions using the extensive grazing method. After slaughtering, muscle ti...
Genetic relationship between type traits, number of lactations initiated, and lifetime milk performance in Czech Fleckvieh cattle
dairy cows longevity lifetime performance conformation traits
2017/12/25
Genetic relationship was analyzed between type traits and longevity measures in dual-purpose cattle. Data from 91 486 Czech Fleckvieh cows first calved between 2003 and 2009 were used. Longevity was d...
Genetic evaluation for functional longevity in Polish Simmental cattle
cattle Polish Simmentals productive life Weibull proportional hazards model
2017/6/22
The Weibull proportional hazards model was applied for genetic evaluation of functional longevity in Polish Simmentals. Data consisted of production and disposal records for 12 527 Simmental cows, dau...
Genetic effects of sterol regulatory element binding proteins and fatty acid-binding protein4 on the fatty acid composition of Korean cattle (Hanwoo)
Fatty Acid-binding Protein4 (FABP4) Single-Nucleotide Polymorphism (SNP)
2017/3/8
This study identifies single-nucleotide polymorphisms (SNP) or gene combinations that affect the flavor and quality of Korean cattle (Hanwoo) by using the SNP Harvester method.
Genetic relationship between type traits, number of lactations initiated, and lifetime milk performance in Czech Fleckvieh cattle
dairy cows longevity lifetime performance conformation traits genetic correlation
2018/3/5
Genetic relationship was analyzed between type traits and longevity measures in dual-purpose cattle. Data from 91 486 Czech Fleckvieh cows first calved between 2003 and 2009 were used. Longevity was d...