Results show that 60—day litter size, 20—day litter weight and litter weight at birth are important factors influencing weaning weight of litter.

结果表明，60日龄仔猪数、20日龄窝重和初生窝重，是影响断奶窝重的重要因素。

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However, large litters bring problems, with lighter piglets born and weaned, and greater within-litter variation in piglet birth and weaning weight.

然而，大窝不仅带来出生仔猪和断奶仔猪体重较轻的问题，而且同窝内仔猪初生重和断奶重的变异更大。

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The correlation are negative among total litter size, alive litter size, and body weight of piglets at weaning.

总产仔数、产活仔数与断奶个体重呈负相关。

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