Swine genetics and reproduction Technical Articles

Genetics - Reproduction

Article published the March 8, 2022:

The Role of Genetic Selection on Agonistic Behavior and Welfare of Gestating Sows Housed in Large Semi-Static Groups

1. IntroductionWith increasing public awareness regarding pig welfare, gestating sow housing systems are currently changing around the world to group-housing. While the legislation on sows’ group-housing ...
Author/s :
Frederic GuaySophie Brajon
Statistics:
26 0
Article published the February 21, 2022:

Boar Stud Contributions to Sow Farm Fecundity Goals

IntroductionThe use of high quality boar semen is critical to obtaining desired herd fertility goals. When using artificial insemination (AI) in a breeding program, the semen supplier becomes an external input ...
Author/s :
-
Statistics:
12 0
Article published the February 21, 2022:

How to Deal with Success in Genetic Improvement

There are several different genetic technologies that have been used to improve trait performance for pig farmers. Some examples would include: a) Terminal Cross Mating System: this is simply using a crossbred ...
Author/s :
John Mabry
Statistics:
49 1
Article published the February 8, 2022:

Influence of sows’ parity on performance and humoral immune response of the offspring

BackgroundPrimiparous sows (PP) have higher nutrient requirements [1, 2] and fewer piglets born than multiparous sows (MP) [3]. Usually, PP sows are bred before they reach mature body size and when the back fat...
Author/s :
Carlos PiñeiroEdgar Garcia ManzanillaJoaquín Morales
Statistics:
88 0
Article published the January 19, 2022:

Genetic diversity and antimicrobial resistance of Staphylococcus hyicus isolated from sows with purulent vulvar discharge

IntroductionVulvar discharges are related to reproductive tract infections that can lead to decreased sow fertility and other impairments in zootechnical indices, which reduces profitability1,2,3. However, know...
Author/s :
André Pegoraro PoorAndrea Micke MorenoMauricio Dutra
Statistics:
41 0
Article published the December 20, 2021:

Key production traits that determine sow lifetime productivity in commercial practice

IntroductionSow longevity is defined as the time elapsed from gilt entry into the breeding herd until removal as a result of culling or death. Increasing herd retention rate is important to maximize sow li...
Author/s :
Ana Paula MellagiANDRÉ LUIS MALLMANNFernando BortolozzoRafael Ulguim
Statistics:
103 0
Article published the December 20, 2021:

Antimicrobial resistance, a one welfare challenge for pig farming

One of the most pressing problems that has attracted considerable publicity in the last few years is the prospect of widespread multidrug resistance leading to a breakdown in human healthcare systems throughout...
Author/s :
Mark Holmes
Statistics:
32 0
Article published the December 20, 2021:

Towards the development of epigenetic marks of stress and welfare in farm animals

IntroductionWhile meat production generates food and a livelihood for billions of people around the planet, it is also associated with environmental and health consequences (OECD 2016). Among production an...
Author/s :
Carlos Guerrero Bosagna
Statistics:
41 0
Article published the December 15, 2021:

Effect of farrowing pen size on pre-weaning performance of piglets

INTRODUCTIONSubstantial increases in litter size have occurred in commercial swine production over recent years which have been accompanied by increases in pre-weaning piglet mortality. The number of piglets bo...
Author/s :
Katherine Vande PolMichael Ellis
Statistics:
95 0
Article published the December 9, 2021:

Porcine Circovirus Type 2 Pathogenicity Alters Host’s Central Tolerance for Propagation

1. IntroductionWith 1766–1768 nucleotides, porcine circovirus type 2 (PCV2) is the smallest genomic panzootic associated virus among the circular single-stranded DNA (ssDNA) viruses hitherto. These ssDNA ...
Author/s :
Xaver Sidler
Statistics:
46 0
 
 
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