搜索结果: 1-15 共查到“畜牧学 Reproduction”相关记录33条 . 查询时间(0.061 秒)
Genetic correlations between first parity and accumulated second to last parity reproduction traits as selection aids to improve sow lifetime productivity
Breeding Swine Genetic Parameters Reproduction Traits Subsequent Reproductive Performance
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2017/3/9
The objective of this research was to estimate genetic correlations between number of piglets born alive in the first parity (NBA1), litter birth weight in the first parity (LTBW1), number of piglets ...
日本生殖与发育学会（The Society for Reproduction and Development，SRD)
日本生殖与发育学会 The Society for Reproduction and Development SRD
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2017/1/7
The Society for Reproduction and Development (SRD) was established in 1948 to encourage the study of reproductive biology in wild, domestic, laboratory, and companion animals. This was two years befor...
欧洲家畜繁殖学会（The European Society for Domestic Animal Reproduction，ESDAR）
欧洲家畜繁殖学会 The European Society for Domestic Animal Reproduction ESDAR
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2017/1/7
The European Society for Domestic Animal Reproduction-ESDAR is a non-profitable community with special emphasis on reproduction in domestic animals and wild animals as well. The society supports all a...
Benefits of hormone treatment of both sexes in semi-artificial reproduction of pikeperch (Sander lucioperca L.)
hCG spermatozoa fertilization hatching spawning nest larvae
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2016/6/3
Propagation of pikeperch Sander lucioperca by semi-artificial management was investigated using hormonal induction to better understand the effect of hormonal treatment of both sexes. Fourteen pairs o...
Reproduction Efficiency and Health Traits in Dorper, White Dorper, and Tsigai Sheep Breeds under Temperate European Conditions
Sheep Genotype Fitness Health Performance Reproduction
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2016/5/18
The objective of the current pilot study was to evaluate the reproductive performance and health indicators in Dorper, White Dorper, and Tsigai breed ewes managed semi-intensively under European tempe...
Effect of DGAT1, BTN1A1, OLR1, and STAT1 genes on milk production and reproduction traits in the Czech Fleckvieh breed
cattle genetic polymorphism fertility
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2015/7/3
The impact of polymorphism of the diacylglycerol acyltransferase (DGAT1), butyrophilin (BTN1A1), oxidized low-density lipoprotein receptor (OLR1), and signal transducer and activator of transcription ...
Breeding value evaluation in Polish fur animals: Statistical description of fur coat and reproduction traits – relationship and inbreeding
fur animals fur coat inbreeding
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2015/6/5
Three data sets were available: records on conformation and coat traits for the arctic fox from one farm (5 540 observations, collected between 1983 and 1997), and the same traits for the silver fox f...
A relationship between production and reproduction traits in cows of Czech Pied cattle
milk yield pedigree value Czech Pied cattle
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2015/6/5
The purpose of the paper was to analyse the effect of the level of milk yield and breeding value on reproduction of Czech pied cows. In the study of cows that calved in the period 1999–2001 the result...
Relationships among body condition score, milk yield and reproduction in Czech Fleckvieh cows
Czech Fleckvieh body condition score milk yield reproduction indicators BCS development
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2015/6/5
The objective of this study was to confirm the relationship among body condition score at the time around parturition, milk yield in subsequent lactation, reproductive efficiency and BCS development i...
Relationships between the incidence of health disorders and the reproduction traits of Holstein cows in the Czech Republic
health fertility parameters dairy cows
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2015/6/4
The objective of this study was to evaluate the relationships between several health disorders: milk fever (MF; hypocalcaemia and parturient paresis), retained placenta (RP; retained foetal membranes)...
Monitoring of physical activity for management of cow reproduction
cow physical activity pedometers
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2015/6/1
The objective of this paper was to assess by means of pedometers the period of anoestrus in a herd where the calving interval was 400 days and to detect the influence of some factors (breed, year, sea...
Breeding value evaluation in Polish fur animals: Estimates of direct heritability and portion of litter variation of fur coat and reproduction traits
arctic fox fur coat heritability
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2015/6/1
The study presents estimates of heritability for fur coat and reproduction traits in arctic and silver foxes kept on Polish farms. The estimates of variance components were calculated using the DFREML...
Selenium in Pig Nutrition and Reproduction: Boars and Semen Quality—A Review
Selenium Boar Nutrition Lipids Antioxidants
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2016/5/18
Selenium plays an important role in boar nutrition via participating in selenoprotein synthesis. It seems likely that selenoproteins are central for antioxidant system regulation in the body. Se-depen...
The role of mycotoxins in pig reproduction: a review
mycotoxins zearalenone T-2 ergot aflatoxins
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2015/4/1
Mycotoxins are commonly present in feed for farm animals. Sows and gilts are highly susceptible to mycotoxins. This article presents a review describing the main mycotoxins encountered in pig feed whi...
Genetic parameters of live body weight, body measurements, greasy fleece weight, and reproduction traits in Makuie sheep breed
direct and maternal effects heritability
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2014/10/28
Genetic parameters of production and reproduction traits were estimated using 39,926 records from 5,860 individual progenies of 163 sires and 1,558 dams. The data were collected at Makuie Sheep Breedi...