查询词典 drought

Four obvious up-regulated ESTs of SSADH were obtained in the drought stress Erianthus arundinaceus througth cDNA microarray hybridization.

通过消减文库技术结合cDNA芯片技术筛选的EST中含有4个推测为基因SSADH的EST，其在水分胁迫处理的斑茅中均明显上调表达。

Basing on our early stage research work about collection and description of sugarcane germplasm and the aided project of Yunnan Natural Science Fund (2001 C0015Q), the wild species Erianthus fulvus, which has good characters, cold-resistant, drought-resistant, higher Brix and less chromosome number, was utilized for the first time through intergeneric hybridization with sugarcane cultivar. Its F_1 hybrids were appraised with some new techniques and methods for germplasm enhancement.

本研究在课题组考察采集和保育鉴定甘蔗野生种质资源的前期工作基础上，依托云南省自然科学基金资助项目(2001C0015Q)，首次利用具有特异优良性状(抗旱、耐寒、锤度高、染色体数目少)的蔗茅野生种与甘蔗栽培种或品种进行属间远缘杂交，扩大甘蔗遗传多样性；采用新技术、新方法对蔗茅杂种F_1代材料进行早期鉴定评价研究，筛选具有育种价值的新种质，为进一步选育生态适应性广、抗逆性强、丰产高糖的甘蔗新品种奠定物质基础。

The vertical roots of short-lived grasses Erodium axyrrhynchum and annual grasses Ceratocarpus arenarius formed before May so to avoid the drought season.

3一年生草本植物角果藜的根系垂直生长主要发生在4月至5月中旬，短命植物尖喙牻牛儿苗的根系垂直生长主要在5月之前，两者都是在干旱季节来临之前垂直根迅速生长，以增加水分吸收。

Results are as following:The causes of grassland desertification of Hulunbeir are the outcome of interaction of nature and the human beings. Among these reasons, the loose soil texture, which was formed in the fluviolacustrine sediment during Quaternary, establish the physical ground, and the drought and wind is the natural force of grassland desertification. And then over-cutting forest, over-grazing grassland, imbalance of resource utilization and estrepement reduce the coverage of vegetation, therefore provide necessary conditions for the grassland desertification.

其中，形成于第四纪河湖相沉积沙的疏松土壤母质，为日后土壤风蚀奠定了深厚的物质基础；干旱多风的气候条件构成了草地风蚀沙化的自然营运力；而人为过度砍伐沙地林木资源、沙质草地长期超载放牧、资源利用不平衡以及乱垦、滥挖等不合理经济行为，又降低了沙化草地植被覆盖度，为草地风蚀沙化提供了必要条件。

Medicago falcata L. is a perennial herb in leguminosae. There are many excellent characteristics which are cold and drought resistance, salt tolerance, windy and dusty resisting, leanness tolerance and diseases and pests resisting.

黄花苜蓿是豆科苜蓿属多年生草本植物，具有抗寒、抗旱、耐盐碱、耐风沙、耐贫瘠，抗病虫害等优良特性。

Seedlings operating more than 800 species, mainly breeding necessary to promote various types of garden landscaping to protect two species of the country, and a variety of new Coleus excellent tree species, street trees, flowering shrubs, trees, color categories, Hedge category, ornamental bamboo , flowers, bonsai category, flower category Lei, Flacourtia category by category, type of lawn, flower holiday, such as a total of 23 major categories of nursery stock range and constantly introduce new varieties and products to adapt to many northern and western climate cold, nicotinic soil, soil drought and other adverse natural environment, so best-selling nursery stock throughout the country, such as Beijing, Shanghai, Anhui, Guangdong, Hebei, Shandong, Ningxia, Gansu, Qinghai, Shaanxi, Shanxi, Sichuan, Inner Mongolia, Dalian, Heilongjiang and other places.

经营苗木品种达800余个，主要繁育推广各类园林造景必需的国家二级保护树种，以及各类新优彩叶树种、行道树、花灌木、乔木、色块类、绿篱类、观赏竹类、花卉盆景类、花篱类、刺篱类、地被类、草坪类、节日草花等共达23大类，苗木品种齐全且不断推出新品种，产品多适应北方、西部气候寒冷、烟碱性土壤，土质干旱等恶劣的自然环境，所以苗木畅销全国各地，如北京、上海、安徽、广东、河北、山东、宁夏、甘肃，青海，陕西，山西，四川，内蒙，大连，黑龙江等地。

The main selling varieties are: Trees category, type of flowering shrubs, tree type, color categories, hedge type, ornamental bamboo, bonsai type flowers, flower Lei category Flacourtia category by category, type of lawn grass, flower festivals, such as total 23 major categories of more than 800 species, nursery stock, and has introduced a comprehensive range of new varieties, products, and more adapted to the northern, western cold climate, soil salinization, soil drought and other adverse natural environment, so best-selling nursery stock throughout the country.

国腾花卉苗木园艺场于2003年在宿迁市沭阳县工商局合法认证注册，注册资金480万元，主要是借助我们沭阳&中国花木之乡&40万亩苗木集产区的优势，致力于抗盐碱耐干旱苗木及彩叶新品种的推广以及各类园林造景必需的国家二级保护树种。主要品种有：行道树类、花灌木类、乔木类、色块类、绿篱类、观赏竹类、花卉盆景类、花篱类、刺篱类、地被类、草坪草种类、节日草花等共达23大类800余种，苗木品种齐全且不断推出新品种，产品多适应北方、西部气候寒冷、盐碱性土壤，土质干旱等恶劣的自然环境，所以苗木畅销全国各地。

This study is one part of the united project of Inner Mongolia Agricultural University and Ordos Foresty Bureau which named"The Study of Ordos Plateau Several Caragana Species Distribution, Resistance drought Afforestation and Exploitatin."The study was supported by this project.

本研究属于内蒙古农业大学与鄂尔多斯市林业局横向联合课题&鄂尔多斯高原锦鸡儿属几个种的分布及抗旱造林与开发利用的研究&的一部分，研究内容得到了该课题的资助。

This typical water logging land distributes in the slope farmland of black soil fragmentarily, which unit area was about 10~900a and the resistance of soil to drought and logging was weak.

尿炕地单块面积约0.67～60hm~2，零星分布在大面积的黑土坡耕地中，总面积约占耕地总面积的4％，其耕层土壤抗干旱和抗涝渍的缓冲能力均较低。

The increase in the ratio of root to shoot was more in Spiraea pubescens and Lespedeza bicolor than in Quercus liaotungensis and Fraxinus, which shows that biomass allocation preferred to roots not to stems or leaves under drought conditions.

土壤水分胁迫对柔毛绣线菊和二色胡枝子的茎高影响大于对辽东栎和大叶白蜡茎高的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。