黑尔说,基因常常是组合起来才起作用。有望某天新基因会和其他基因关联在一起,使湖鲟产生适应所处环境变化所需的新性状。
Hale said genes often work in combination, and new genes may one day become involved with other genes to help the lake sturgeon create new traits needed to adapt to changes in its environment.
本文就线性多项式型系统的综合问题给出一种新的非线性状态反馈设计方法。
In this paper, the design problem of new nonlinear state feedback for linear polynomial system is discussed.
对23个早籼杂交稻新组合的14个籽粒性状进行因子分析。
Factor analysis was performed for 14 grain characters of 23 early indica hybrids rice.
我们甚至还使用号称“自然界的基因工程师”的细菌把新基因(性状)带到植物中。
We even use a bacterium that is a natural genetic engineer to introduce the new genes (traits)sintosthe plant.
玉米的对生性状是一个新的变异类型,其叶片和果穗均为对生,是高产育种极其珍贵的种质资源。
Oppositifolious character of maize is a new variation type, whose leaf and kernel are both oppositifolious, which is a high-yield breeding germplasm resource.
这些变异性状产生了新的性状,并且在D_3代趋向稳定。
These varied characters produce the new ones, which tend to be stabilized in D_3 generation.
本文研究了荷载分布、应力路径和非线性变形对地基性状影响。提出了一个新的基础沉降量计算公式。
The influence of loading distribution stress path and nonlinear deformation on foundation behaviour are studied in this paper. A new settlement formula for foUndations is proposed.
发现了无花粉、高含仁率的优异雄性不育新种质JMS3,并进一步证明了JMS1的无花粉性状稳定。
An excellent new male sterile germplasm, JMS3 (no pollen and high seed rate), was found and the stability of male sterile trait of JMS1 was further confirmed.
这样能较快地稳定农艺性状,并将不育基因、保持基因和优良品质基因等整合到新不育系、新保持系中。
This way can stabilize agronomic characters quickly, and get sterile genes, maintain genes and good quality genes together into new CMS line and new maintainer.
新的转化程序要求把基因导入农艺性状优良的品种中,呈单拷贝、不带有辅助序列,并在不同的转化体中表达一致,稳定遗传。
Transgenes should be with single copy and without accessory sequence, and with consistence to express and stable genetic in various transgenic plants in a new gene transformation program.
经抗病鉴定、系统选育和细胞学分析,选育出高产、抗白粉病的小麦新品种和农艺性状较好、抗白粉病的小麦新种质。
Through disease resistant identification, systematic selection and cell analysis, high yield varieties and new germplasm with good agronomic characters resistant to powdery mildes have been selected.
针对真空-堆载联合预压加固地基的沉降性状,提出一种新的简化非线性分析方法。
For calculating the settlement of subsoil improved by vacuum combined with surcharge preloading, a new simplified nonlinear method was proposed.
应用温振民等提出的高稳系数法对黄淮旱地新育成小麦新品种的产量及其结构性状的高产稳产性进行了分析。
The method of the high-stability coefficient was used to evaluate the high-stability of the yield and its composites of the new-bred wheat varieties in Huanghuai dryland.
为作物育种中多性状遗传进度研究及群体规模估计提出了新的设想。
A new idea served for study on genetic gains of multiple character and estimation of basic population size was represented in the paper.
一种新的乃至更加强大的工具或许是基因驱动技术。这种遗传机制可以在野生种群中迅速传播一种性状。
A new and even more powerful tool may be gene drives, which are genetic mechanisms that rapidly propagate a trait through a wild population.
利用该不育系与早恢89配组育成两系杂交早稻新组合金两优289,该组合具有产量高、米质较优、综合性状好等特点。
Crossing it with Zaohui 89, a new two-line early hybrid rice combination, Jinliangyou 289, was developed and it was characterized with both high yield and good grain quality.
本文介绍了一套新的确定选种标准中信息性状的理论和方法,并提出了计算性状信息量的实用公式,同时指出了影响性状信息量的主要因素,提出了确定性状信息量的原则。
The theory and new methods of identifying messenger traits in selection criteria were introduced in this paper to propose the practical formulae of calculating trait information contents.
本文概述了双肌牛的特征,双肌性状的遗传机制,旨在为提高家畜产肉量以及为瘦肉型动物育种工作提供新的科学依据。
This article reviewed bovine double muscular traits and its genetic mechanism and supplied some new thoughts for beef breeding and higher beef production.
获得的新等位基因频率较高,为今后等位基因与性状联系的研究以及相关基因芯片的开发提供了实验基础。
The new allele frequencies were higher for the future connection of alleles and traits and the development of gene chips provide an experimental basis.
研究人员积极开展如何更有效地利用动物基因潜质的研究,并开发新的动物系繁殖方法,是它们具有诸如强壮和健康体格等综合性状。
The researchers work on more efficient use of the genetic potential and on developing new methods of breeding for such complex characteristics as robustness and health.
在此基础上还对冻结轨道的性状作了新的解释。
Furthermore, a new explanation to the characteristics of frozen orbit is presented.
克服以往的相关性指标所存在的线性相关性和信息损失的问题,为实际育种工作提供一种新的多性状间的非线性相关分析方法。
Thereby, an index based on the rate of information loss of SAR image is defined to make a synthetically quantitative description on the effect of SAR jamming.
不断的技术创新,使“繁新”品牌处于人无我有,人有我优的良性状态。
Continuing technology innovation make our brand 'fanxin 'stay owning what others do not have and owning what better than others'.
目的描述某医学高校新专业新生专业思想稳定性状况,探讨以学科干预为主的综合干预方法对妇幼卫生专业新生专业思想稳定性的干预效果。
The results show there is a significant difference in ideological education in knowledge of their major, psychological state, the stability of professional attitude(P<0.
目的描述某医学高校新专业新生专业思想稳定性状况,探讨以学科干预为主的综合干预方法对妇幼卫生专业新生专业思想稳定性的干预效果。
The results show there is a significant difference in ideological education in knowledge of their major, psychological state, the stability of professional attitude(P<0.
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