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Heat during lactation
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Correlation between backfat thickness and gilts’ fat content
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Semen quality of Duroc boars
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Intra-uterine insemination using a two-chamber bag
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Study of damages to the genetic material of sperm cells
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Effect of a sow having functioned as a nurse sow
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2.0 bn vs 1.5 bn sperm cells in mixed semen doses
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Oxytocin for nurse sows
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Mechanical stimulation of sows during service
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Foetal death in sows with high fertility
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Accuracy of gestation scanning
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Shelf-life of semen doses
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Moving the nurse sow
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Post-cervical insemination with a reduced number of sperm cells
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Comparison of one versus two services per sow per heat
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Different storage temperatures for semen doses: 13, 17, 21 and 24°
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Sectioned management in the farrowing facility
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2 vs 1 billion sperm cells in semen doses
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Release of prostaglandin in sows during traditional insemination, intrauterine insemination and mating
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One and two-step nursing sows
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Optimum age for one-step nursing sows
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Effect of positive stress in the service section
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The importance of backfat thickness to farrowing and lactation
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Analysis of backfat measurers
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Implementation of the NucleoCounter SP-100 at boar station Hatting-AI, Ringsted department
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Effect of storing ejaculates for 30 minutes, one or two hours before dilution – measurement of vitality and motility
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Optimum age of nursing sows for piglets 1-2 days old
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Deep insemination
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Examination of the NucleoCounter SP-100 during production of semen doses
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Bone strength of Danish sows expressed by a DEXA scan, ultimate strength measurement and determination of ash
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Microbiological study of diluted semen doses from DanBred’s AI stations
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Dilution of boar semen to concentrations of 2.3 billion, 1.5 billion and 1.0 billion sperm cells in semen doses of 80 ml
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The level of stress in sows housed in stalls or in individual pens in the service section
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Effect on reproduction results of human stimulation of sows during heat control and insemination
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Determining concentration of raw semen: Test of the NucleoCounter SP-100, MiniTüb SDM5 and Corning 254
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Importance of boar presence in service sections for loose sows
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Importance of rest after insemination
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11 or 13 piglets per litter
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Determination of vitality of boar semen by flow cytometry
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Semen produced on-farm versus purchased semen
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Comparison of 11 or 12 piglets in the litter
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Effect of human stimulation of sows on oxytocin in the blood during artificial insemination
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Determination of concentration of boar semen by flow cytometry
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Different ages and concentrations of boar semen
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New programme for microbiological control of finally diluted semen doses
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Comparison of two diluents for boar semen
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New antibiotics combination as addition to boar semen
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Catheter gel’s effect on semen
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