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Abstract:
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(En)
The fertility of first-litter sows is affected by the mobilization of body reserves during lactation. The amount of body reserves at farrowing has a direct effect on the yield of milk but does not affect milk composition. The interval between weaning and mating in first-litter sows is extended when they have lost substantial body reserves during lactation. Sows in their second parity are much less susceptible to nutritional stress than younger, lighter sows in their first parity. It is the mobilization of
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