He made splendid achievements in starting and promoting the use of hybrid heterosis.

Selecting parents with medium genetic distance may probably gain stronger heterosis.

在亲本选配时,应选择遗传距离中等偏大的材料.

Nutrition that involves dependence upon performed organic molecules is called heterotrophic nutrition.

这种依靠现成有机分子的营养称为异养营养.

Most animals are heterotrophic.

大多数动物都是异养的.

The exist of some microorganisms, such as heterotrophic bacteria, also influence the corrosion synthetically.

土壤中异养菌等多种微生物的存在也对腐蚀产生综合作用.

The addition of hematite also has significant influence on the activity of the heterotrophic microbes.

加入赤铁矿的量对异养菌的活性也有较大影响.

Heterotrophic bacteria are a category which includes all bacteria that survive by consuming organic matter.

变异的细菌被分类为那种靠消耗器官类物质而存活的细菌.

There are substrata competition between the heterotrophic denitrification bacteria and ANAMMOX bacteria when organics the influent.

厌氧氨氧化污泥中存在着异养反硝化菌,有机物的存在会导致其与厌氧氨氧化菌之间的基质竞争.

This paper studied the abilities of denitrification and kinetics of denitrification of heterotrophic denitrifying bacteria.

研究电极生物膜反应器中异养反硝化菌的脱氮能力及脱氮动力学.

Selfing heterozygotes halves the heterozygosity , and thus outbreeding maintains heterozygosity and produces a more adaptable population.

自交杂合子有一半杂合性, 因此远系繁殖可以产生适应能量更强的种群.

The average heterozygosity of offspring and polymorphic information content ( PIC ) etc were lower than those of their parents.

子代的平均期望杂合度(He) 、平均观测杂合度 ( Ho)和平均多态性信息含量(PIC ) 等指标均低于亲代.

Thus an intermediate phenotype will be produced in the heterozygote.

这样在杂合体中就存在中间过渡类型.

The research deals with functional nano powder, fabrication heterozygous material, 1-D nano material and devices.

本方向主要开展功能性纳米粉体 、 纳米杂化材料制备技术及一维纳米材料与器件的研究.

This is the heterozygous form.

这是杂合子的情况.

Methods: Nine heterozygous mutation carriers and nine healthy controls were investigated.

方法: 调查9名杂合子突变携带者和9名健康对照者.

Hetty Kelly was only fifteen.

他所钟情的海蒂·凯年仅十五.

Hetty would make a much safer and more rational companion than her sister.

比起她姐姐来,海蒂才是更忠实可靠,更明事理的伴侣.

An impulse of feeling now overcame her timidity, and Hetty spoke.

一阵感情激动冲破了羞怯, 海蒂终于说话了.

The earth never held a purer being than Hetty Hutter.

天底下再也找不出像海蒂·哈特这样纯洁的人了.

Hetty uttered a slight exclamation on catching a view of the person of her father.

两个女孩子走近营地时,海蒂一看到她爹的身影,就马上轻轻地叫出声来.

Hetty refused and took her son home.

荷蒂拒绝而且占据了她的儿子家.