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。
For the litter size, variance components of maternal gametic effects were about twice than that of paternal gametic effects.
而在产羔数上，母系印迹效应方差大约是父系印迹效应方差的两倍。
For the litter size, estimates of the proportion of total variance accounted for by paternally and maternally transmitted gametes were 1.1% and 2.3% respectively.
马头山羊产羔数父系和母系配子印迹效应的方差组分占总方差的比率分别为1.1%和2.3%。
Some researches about high reproductive traits of pigs had been confirmed that the estrogen receptor gene(ESR)was the main gene affecting the litter size trait, which could decide1~1.5piglets.
在猪的高繁殖力特性研究中证实，雌激素受体（ESR）基因是可影响产仔数1～1.5头的主效基因。
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。
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。
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。
He underscored the negative impact of sow behavior, environment, and litter size heterogeneity on colostrum intake and quality.
他强调了母猪行为、环境和垃圾大小非均质性对牛初乳摄入量和品质的负面影响。
The economic efficiency of swine industry is influenced by litter size deeply and there was a positive correlation between ovulation rate and litter size.
繁殖性状是非常重要的经济性状，产仔数的高低直接影响养猪业的生产效益，而排卵率和产仔数呈正相关。
The results of variance analysis indicated that litter size had extremely significant difference between populations, which showed that various populations had different genetic structure.
方差分析结果显示，窝产仔数(总产仔数和活产仔数)具有极显著的群体间差异，表明不同群体的遗传结构不同。
The ancestry of pedigree pooches is well recorded, their generation time is short and their litter size reasonably large, so there is plenty of material to work with.
有关纯种狗祖先的记载相当完备，他们寿命短、体型大的特点为研究提供了大量的素材。
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。
Litter size trait is known a most important economic trait, which highly associates with economic efficiency of the goat industry.
繁殖性状是山羊生产中的最重要经济性状之一，很大程度地决定了整个山羊生产行业的经济利益。
Second, the segregation analysis was applied to determine inheritance mode of litter size in Inner Mongolian cashmere goat.
第二，应用分离分析法确定内蒙古绒山羊胎产羔数的遗传方式。
Second, the segregation analysis was applied to determine inheritance mode of litter size in Inner Mongolian cashmere goat.
第二，应用分离分析法确定内蒙古绒山羊胎产羔数的遗传方式。
应用推荐