Page 35 of articles about sow

CLA during last week of gestation and lactation alters colostrum and milk fat composition and performance of reproductive sows

CLA administration to sows reduces backfat thickness loss during the lactation period and lets to higher piglet weight at weaning.

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NutritionArticle

Urinary tract infections (UTI) in the lactating sows: is it a real problem?

UTIs are among the most frequent bacterial infections in the herd but they are rarely diagnosed or taken into consideration by veterinarians.

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Abstract

Effect of site of sperm deposition on fertility when sows are inseminated with aged semen

In the present study, intrauterine deposition of sperm did allow maintenance of farrowing rate, but did not ameliorate the adverse effect of inseminating aged sperm on litter size.

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News

Denmark: status on 2013 legislation

Research undertaken in 2010 indicated that 70% of Danish producers now comply with EU legislation effective from January 2013, which will ban the use of traditional stalls for pregnant sows.

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NutritionAbstract

Folic acid affects performance of suckling piglets and sows during lactation

Supplementation with folic acid in the diets of lactating sows increases milk production, improves milk quality and the performance of piglets.

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Batch 5 (yellow) enters rooms 9, 10, 1, 2 and half of room 3.

ManagementArticle

Management of farrowing objectives to achieve optimal piglet weight at weaning (II): batches every two weeks

The dispersion of matings described in the previous article is even more drastic on farms operating in bands over one week.

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Abstract

Stillbirth and preweaning mortality in litters of sows induced to farrow with supervision

To evaluate the benefits of induced farrowing with supervision on rates of stillbirths and preweaning mortality,a total of 159 multiparous sows were assigned in approximately equal numbers to two groups.

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ManagementArticle

Hormone management V: Using altrenogest to restore the metabolic state of weaned sows

When gilts were mated at a little more than 100 kg, productivity at 2nd parity had a huge decline and the sow was never able to reach their maximum potential.

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NutritionAbstract

Lysine intake during late gestation on reproductive performance, colostrum composition, blood metabolites and hormones of multiparous sows

Higher lysine levels than those recommended by the NRC improve reproductive performance for multiparous gestating sows.

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ManagementArticle

Replacement planning and altrenogest management using spreadsheets

In the last chapter on hormone management we looked at the advantages of “a la carte” altrenogest treatment as opposed to the 18 day treatment used to synchronize gilts.

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NutritionAbstract

Sow litter size is increased in the subsequent parity when lactating sows are fed diets containing omega 3 fatty acids from fish oil

Feeding omega 3 fatty acids as a way to increase the sows’ litter size.

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News

Belgium: Status of sow stall conversion

Just under 36% of Flemish sow farms have so far converted, with an additional 13% having plans to do so.

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Abstract

Seasonal effects on oocyte developmental competence in sows experiencing pregnancy loss

The aims of this study were to determine whether WSI and season are associated with changes in oocyte developmental competence in sows experiencing early and late pregnancy loss.

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ManagementArticle

Management of hormones (IV): Using altrenogest

In this chapter the use of progesterone derivatives to modify the duration of estrus in sows is explained.

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Press releases

Thompson's tip: Keeping the milk-bar flowing

For a sow’s mammary gland to work efficiently it should have been suckled in the previous lactation, says Paul Thompson, veterinary consultant to pig-breeding company, ACMC Ltd.

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Abstract

Genetic and environmental effects on piglet survival and maternal behaviour of the farrowing sow

One of the key components of survival in alternative, loose-housed farrowing systems is maternal behaviour and understanding the characteristics of sows that influence survival in such environments should be an essential component when developing new breeding indices.