Nutrition levels of sows during gestation, influenced litter size.
2．母猪妊娠期营养水平显著影响产仔数。
参考来源 - 妊娠期营养水平对初产母猪繁殖性能影响的研究Therefore, improving litter size of sheep was reasonable using marker assisted selection of FSHβgene.
因此利用FSHβ基因进行标记辅助选择来提高绵羊产羔数是有一定根据的。
参考来源 - FSHβ基因和FSHR基因多态性及其对小尾寒羊产羔数的遗传效应·2,447,543篇论文数据，部分数据来源于NoteExpress
There was no significant difference in mean litter size of years.
年平均胎仔数无显著差异。
I think DanAvl continues to focus on litter size without taking the ethical side into account.
我认为丹育公司会继续在不考虑道德层面的前提下关注产仔数。
Pig embryonic death lowers the litter size of female pig, and further the economical benefits of pig production.
猪胚胎死亡直接影响着母猪的产仔数，并进而影响着养猪生产的经济效益。
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