We have always had a challenge to maintain pre-weaning growth rates in the early post-weaning period and this challenge is now even greater.
在断奶初期保持断奶前增长率的问题一直在向我们挑战，目前这个挑战更大。
It is hardly surprising that with such social and nutritional stress the pig generally suffers a growth check in the immediate post-weaning period.
在这样的社会和营养的双重激下，仔猪断奶后短期内生长性能抑制，就不足为奇了。
The parents whose children were in the weaning period and had practice of switching milk were investigated by questionnaire and partial structured interview.
对处于换乳期并有换乳行为的母乳喂养儿父母进行问卷及半结构访谈调查。
Infant at weaning period should be complemented with nutrients to satisfy their requirements for rapid growth and development and also supplement to breastfeeding.
婴儿在断奶期应补充各种营养物质，以满足其迅速生长发育的需要，配合正常的母乳喂养。
The infants with trouble temperament and middle-trouble temperament and slow-to-warm-up temperament were inclined to appear infant's milk switching difficulty in weaning period.
麻烦型、中间偏麻烦型和发动缓慢型气质婴儿较易发生换乳期食物添加困难，添加困难的发生与心境、适应性、持久性、注意分散和反应阈等维度明显相关。
Weaning is arguably the most stressful period in the pig's life.
断奶在猪一生中可以算得上应激最大的时期。
However, a heavy pig at weaning can originate because it was inherently heavier at birth or because, it received preferential management and nutrition during the Suckling period.
然而，断奶体重大的仔猪可能是由于它的初生重大，也可能是它在哺乳期得到了更好的管理和营养。
High feed intake and growth rate in the period immediately following weaning is essential if growth rates from weaning to sale are to be maximised.
如果要使从断奶到上市的生长速度都被最大化，就必须在断奶后立即具有高采食量和高增长速度。
However, feeding milk replacer for a short period after weaning can greatly increase piglet growth and gastrointestinal health.
然而，断奶后短期内使用代乳料，可以巨大地提高断奶仔猪的生长性能和肠胃健康。
The gestation period is 45 days; the time to weaning is 30 days, and the eyes, ears, and star become fully functional around two weeks.
妊娠期45天，哺乳期30天，眼睛、耳朵和星状的触须达到功能齐全大约需要两个星期。
The gestation period is 45 days; the time to weaning is 30 days, and the eyes, ears, and star become fully functional around two weeks.
妊娠期45天，哺乳期30天，眼睛、耳朵和星状的触须达到功能齐全大约需要两个星期。
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