种质

That is sampling 15 percent of total amount, grouping according the code, simple proportional sampling and clustering sampling with group. A core collection bank of ...

按照最佳建库方案构建起了一个以资源总数3170份的15%，即477份核心样品资源可代表总体资源98%以上的遗传多样性的核心种质库。

Prunella germplasm resources are rich in genetic diversity, certain morphological characteristics and differences are associate with genotype.

夏枯草种质资源有丰富的遗传多样性，某些形态特征差异和基因型存在相关性。

In order to discover the variation regularity of main sugar and organic acid during fruit development of peach, fruits of each developmental stage of 21 varieties were used to measure sucrose, glucose, fructose, sorbitol, malate, citrate and quinate using HPLC.

为了研究桃果实发育过程中可溶性糖及有机酸的变化规律，以21份各类型桃种质为试材，采用高效液相色谱测定果实发育过程中主要糖和有机酸含量。

Radish is an important vegetable and the germplasm resource is very abundant in China.

萝卜是我国的一种重要的蔬菜，我国萝卜种质资源十分丰富。

Eight hierarchical clustering methods including single linkage method, complete linkage method, median linkage method, centroid method, unweighted pair-group average method, Wards method, flexible-beta method and weighted pair-group average method were combined with three sampling strategies, random, preferred and deviation sampling to develop 24-core collections.

川最短距离法、最长距离法、中间距离法、重心法、不加权类平均法、离差平方和法、可变法和加权配对算术平均法等8种系统聚类方法，结合随机取样法、优先取样法和变异度取样法等3种取样方法，发展了24个水稻核心种质库。

Plant introduction can be a useful way to benefit the increasing of Leguminosae and grass resources and promote nowadays reafforestation project in the areas.

通过引种手段，丰富草本植物种质资源，可以很好地为区内正在实施的退耕还林还草等工程建设服务。

Diversicolor reeve indicates that they may be the breeding direction in the future.

这可能是造成我国养殖经济鲍种质下降的原因之一。

However, there are still several safety concerns about the use of a DNA vaccine, which include the possibility of integration into the host genome, adverse immunopathology, and anti-DNA autoantibody induction.Attempting to solve some of these problems, eukaryotic expression plasmids pTL-8/ AMA-1 and pTL-8/ AMA-1 which express trans-activator or reverse trans-activator, respectively, and AMA-1 gene of Plasmodium falciparum were constructed by using tetracycline regulable system.

首先构建了恶性疟原虫顶第四军医大学硕士学位论文端膜抗原1(AMA一1)基因和反式活化因子基因的真核表达质粒pTL一8/灿认一l和PTL一8/灿认一1，并大量制备这两种质粒及表达转录抑制子的质粒pUHS6一1。

Hill mourning the special and advantageous natural conditions, Ailaoshan become enormous natural biological species of germplasm resources gene pool, Yunnan as animals and plantskingdom of natural museumand specimen garden,is a variety of integrated science experiments, is the ideal many disciplines scientific investigation and research base, is the scientific expedition, adventure, photography, research and returned to the natural forest of choice for this paper, through the Ailaoshan Reptilia from the investigation, Ailaoshan the right Reptilia is a more systematic and well described.

哀劳山特殊而优越的自然条件，使哀牢山成为巨大的天然生物种的种质资源的基因库，成为云南动、植物王国中的天然博物馆和标本园，是多种自然科学的综合实验地，是众多学科的理想的科学考察和研究基地，是开展科考、探险、摄影、科研、回归自然、森林的首选之地，本文通过对哀牢山爬行纲的抽取调查，对哀牢山的爬行纲给出一个较系统的，完善的叙述。

Since there exists rarely wild stock seed which is almost endangered, the further study for Camellia changii Ye is very important to rescue endangered plants and preserve precious germplasm resources.

目前，现存的野生原种数量极其稀少，濒临灭绝边缘，因此对张氏红山茶的更深入研究对于拯救濒危植物、保存珍贵种质资源具有重要意义。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。