垂穗披碱草

紫花苜蓿与垂穗披碱草混播防治褐斑病试验

Control of brown spot by mixed cultivation of Medicago sativa and Elymus nutans

高山草甸垂穗披碱草人工草地群落特征及稳定性研究

The Community Characteristics and Stability of the Elymus nutans Artificial Grassland in Alpine Meadow

野生垂穗披碱草种质遗传多样性的SRAP研究

Genetic diversity of wild Elymus nutans germplasm detected by SRAP markers

研究了垂穗披碱草（Elymusnutans）在不同光照强度、不同土壤养分和不同密度下的生长和繁殖特性。

Elymus nutans growth and reproduction were studied at different light intensities , different soil nutrient conditions and different population densities .

本文通过对高寒山区耐寒性强的垂穗披碱草（Elymusnutans）保护酶活性在生长季中变化以及生理指标测定分析，探讨了该牧草适应低温生长的耐寒机制。

Changes in the activity profiles of protective enzyme in Elymus nutans growing at alpine native grassland were studied and its mechanisms adapted to low temperature were investigated .

资源获得性和种内竞争对垂穗披碱草生长繁殖的影响

Influences of Resource Availability and Intraspecific Competition on Elymus nutans Growth and Reproduction

种群密度与施肥对垂穗披碱草刈割后补偿作用的影响

The impacts of population density and Fertilization on compensatory responses of Elymus nutans to mowing

由此表明，内生真菌侵染能够在一定程度上提高垂穗披碱草的竞争能力。

Therefore , endophytic fungi infection could partly improve the competitive ability of E. nutans . 4 .

资源可利用性的提高促进了其生长、繁殖和贮藏能力的发展，从而提高了垂穗披碱草适合度的收益；

And reproduction performance , vegetative growth performance and storage performance were all obvious enhancement with resource availability improvement .

细叶亚菊是海北地区垂穗披碱草人工草场上主要入侵杂草之一。

Ajania tenuifolia is one of the main species of invasion weeds on artificial Elymus nutans grassland in Haibei .

地上植物量显著高于原生植被，达到了垂穗披碱草人工草地水平；

The aboveground phytomass was higher than native vegetation and could reach the level of Elymus nutans artificial grassland ;

但是，对于垂穗披碱草无论是种子萌发阶段还是幼苗的生长阶段都没有发生显著的抑制作用。

However , there was no significant effect both for seed germination stage and seedling growth stage of Elymus nutans .

唐古特大黄药材提取物对小麦和垂穗披碱草种子萌发和幼苗生长的影响

Effects of Extracts from Root of Rheum tanguticum on Seed Germination and Seedling Growth of Triticum aestivum and Elymus nutans

AM真菌对黄帚橐吾种内竞争、黄帚橐吾与垂穗披碱草种间竞争的影响

Effects of Arbuscular Mycorrhizal Fungi on Intraspecific Competition of Ligularia Virgaurea and Interspecific Competition between Ligularia Virgaurea and Elymus Nutans

土壤养分的缺乏促使资源向垂穗披碱草贮藏器官的转移，而鹅绒委陵菜则没有出现这种转移。光照条件是制约两种克隆植物繁殖（包括有性繁殖和克隆生长）的主要限制因子。

Light was the main limited factor that restrained reproduction ( including sexual reproduction and clonal growth ) of the two clonal plants .

川西北高原野生垂穗披碱草遗传多样性研究一个高大丛生的多年生禾草属（例如欧滨麦或披碱草属（野麦属）的几种禾草种的任一种）。

Genetic Diversity of Elymus Nutans in the Northwestern Plateau of Sichuan Province ; tall tufted perennial grasses ( such as lyme grass or wild rye ) .

封育对黑土滩垂穗披碱草栽培草地群落结构和特征的影响围栏封育对昭苏马场春秋草地地上植物量的影响

Impact of enclosure on community characters of sowed Elymus nutans grassland in " black soil Land " Effects of enclosing spring-autumn grassland on aboveground biomass at Zhaosu horse ranch

本文以高寒矮嵩草草甸的植物种群&垂穗披碱草和鹅绒委陵菜为对象，对这两种克隆植物在家畜放牧实验和盆栽实验中繁殖分配规律和生活史策略进行了研究。

The study of natural herbivory and pot experiments was conducted to understand the laws of reproductive allocation and life history in two clonal plants in Kobresia humilis meadow by investigating the reproduction performance , vegetative growth performance and storage performance .

垂穗披碱草尽管由于适口性和耐践踏性相对较差，但由于其株高优势，生态位宽度依然较大（0.815）；

Besides , although Elymus natans was not ingested in priority duo to its bad dainty and biological character of enduring trampling , its niche breadth was still relatively wide ( 0.805 ) for its height , and niche breadths of D.

结果表明：垂穗披碱草等对土壤通透性和资源空间要求较高的物种，竞争力随划破强度的增加而上升，而对土壤通透性和资源空间要求相对较低的物种则相反；

The results indicated that as the intensity of sward cleavage increased , Elymus nutans and other plants that had high requirements in soil aeration and resource space presented an increased competitive edge and the species that had low requirements in soil aeration and resource space presented an opposite picture ;

结果表明：以遗传距离系数0.78为尺度把40个披碱草居群分为两大类，第1类主要包括垂穗组披碱草种类，第2类大多数包括穗直立的披碱草种类。

The results showed that 40 populations could be divided into two groups at 0.78 coefficient of genetic distance . One group mainly consisted of the materials of erect ears , the other nutant ears .