Eva Heldmer

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A program with the aim to eliminate infections with Mycoplasma hyopneumoniae was applied in 4 herds selling breeding pigs. A "fast" (1 month) variant of the program was applied in one herd selling young gilts (30 kg body weight) and in one herd selling adult breeding stock, and a "slow" (> or = 3.5 months) variant was applied in two corresponding herds. In(More)
BACKGROUND Free-range housing, in which pigs have access to both indoor and outdoor areas, is mandatory in organic pig production in Europe, but little is known about the effects of this housing on joint health in pigs. A high level of joint condemnations at slaughter has been reported in organic free-range pigs in Sweden, compared with pigs raised in(More)
OBJECTIVE To evaluate environmental and management-related risk factors associated with chronic mastitis in sows. ANIMALS 1,254 sows from 76 herds. PROCEDURE Prevalence of chronic mastitis was determined by a veterinarian who performed clinical examinations at the time of weaning and approximately 1 week later in a sample of the sow population on each(More)
BACKGROUND Organic pig production is expanding and amongst the objectives of organic farming are enhancing animal health and welfare. However, some studies have reported a higher prevalence of lameness and joint condemnation at slaughter in free-range/organic pigs than in conventionally raised pigs. Organic slaughter pigs have free-range housing in which(More)
OBJECTIVE To determine the prevalence and clinical appearance of granulomatous mastitis in sows, to identify sow-related risk factors for development of granulomatous mastitis, and to explore the manner in which the disease influences sow performance. ANIMALS 1,254 sows from 76 herds. PROCEDURE A clinical examination was performed at time of weaning and(More)
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