Piglet vitality: Importance of prenatal development
4 important questions on Piglet vitality: Importance of prenatal development
What are the major causes for uterine crowding?
- High ovulation rate due to selection for high litter size
- High fertilization in pigs
- relative high embryonic survival
What does LIG (ligature) mean in pigs?
What does HHO (hemi-hystero-ovariectomy) mean in pigs?
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What are the consequences of uterine crowding?
- Reduced placental size, reduced placental exchange surface
- Poor foetal development and decreased survival
- Low birth weight (IUGR), poor survival, poor muscle development
- Deviating allometry
- Barker theory: Fetal origins of adult disease
- Less primary and secundary follicles at birth
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