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。

Crossbred Duroc was not better than pure ones for litter size at birth.

系间杂交公猪所配母猪的产仔数也与纯系所配母猪的产仔数相近.

While studying life-history traits like litter size on large scales, we prefer the diversity of life-history traits to over-simplified generalizations of a single life-history trait like litter size.

我们认为在大尺度上研究如胎仔数这样的生活史性状时，生活史多样性的提法比单一性状的过分简单的一般化更好。

The results indicated that ESR gene affects litter size in an additive-dominant genetic model.

分析结果表明：ESR基因以加性-显性遗传方式影响产仔数。

The difference of LSM for litter size between DD and DE was non-significant (P>0.05) in Jining Grey goats.

济宁青山羊DD和DE基因型之间产羔数的最小二乘均值差异不显著（P>0.05）。

Ovulation rate is the principle factor limiting litter size in gilts and increasing the level of feed intake prior to mating will significantly increase ovulation rate.

排卵率是限制母猪窝重的主要因子，在配种前提高采食量能显著性地增加排卵效率。

ESR (Estrogen Receptor) gene has been determined to be one of the major genes affecting phenotype of litter size without any genetic negative correlation to growth and carcass trait.

ESR基因是影响猪产仔数的主效基因，而且与猪的生长发育性状及胴体性状之间不存在负的基因多效性影响。

The additive effect of the gene on litter size in Tailiu Pig is 1.39 higher than the allele in Landrace. The gene in Taihu Pig is dominant to the allele in Landrace with dominant ratio of 0.81.

太湖猪产仔数性状基因加性值比长白猪高1．39头，太湖猪高产仔数基因对长白猪等位基因呈显性，显性度为0．81。