查询词典 hexaploid

A new hexaploid cyto-type of Coix aquatica was identified and its origin was analyzed.

鉴定了一种新的六倍体细胞类型的水生薏苡，并分析研究了它的起源。

They are complex polyploids, being partly tetraploid and partly hexaploid

它们是复杂的多倍体，其中一部分是四倍体，一部分是六倍体。

However, there is no complete waxy mutant in hexaploid wheat under the natural condition and it need to be produced artificially.

然而，在自然条件下六倍体小麦中则无全糯质小麦存在，需要人工创造。

Common wheat is a hexaploid species with a large and complex genome.

普通小麦是一个六倍体作物，基因组庞大且非常复杂，其功能基因组研究滞后于拟南芥和水稻等模式植物。

In common wheat ^hexaploid triticale, the exogenous genes are transferred by means of homoeologous chromosome pairing.

在以普通小麦为母本的杂交方式中，部分同源染色体配对可能是外源基因导入普通小麦基础。

Hexaploid wheat has a lot of homoelogous gones in its genomes, and the main objective of wheat breeding is to get good phenotypes.

小麦是异源六倍体，其染色体组中存在着大量的同源基因，其育种的主要目标是获得可遗传的优良性状。

From the above results, it can be indicated that the genetic variation of D-genome in synthesized hexaploid wheat was abundant and could be used to improve the genetic diversity in wheat breeding.

因此，人工合成六倍体小麦D染色体组中存在丰富的遗传多样性，可以作为拓宽普通小麦遗传基础的新的遗传变异来源。

Aegilops tauschii is the donor of D genome of common wheat, it is a valuable genetic resource for improvement of hexaploid wheat.

粗山羊草是普通小麦D基因组的供体，在小麦遗传改良中具有重要价值。

This study indicate that improved photosynthetic capacity, water use efficiency are bases for enhancing grain yield with evolution from diploid to hexaploid wheat.

因此，小麦长期进化过程中，六倍体小麦花后较强的光合能力和较高的水分利用效率是提高小麦产量的重要生理基础。

Finally, chromosome behavior of hybrids between Brassica hexaploid andO.violaceus was different from that of hybrids between diploid or tetraploid andO.violaceus.

而B基因组染色体、较多的A基因组染色体、部分的C基因组及少量的诸葛菜染色体分到了同一极，但诸葛菜染色体在随后的细胞分裂过程中被消除。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。