旱

Drought effects on the water relations of four wheat Triticum aestivum L.

乾旱对四种小麦栽培种Triticum aestivum L。

That led us through the desert, through a land uninhabited and unpassable, through a land of drought, and the image of death, through a land wherein no man walked, nor any man dwelt?

他们也不问一问：那曾引我们由埃及地上来，那经过旷野、荒原和崎岖之地，乾旱和黑暗之地，没人游历，无人居住之地，引领我们的上主现在那里呢？

On the basis of its feature and moisture content, this paper analyzed the relationship between its influencing factors, vadose zone thickness and groundwater table.

在其结构及其属性特征分析基础上，重点解析了结构内垂向上土壤水分的富集规律；以沙蒿为例，对喜沙耐旱植被的生长与风积沙厚度、地下水水位埋深间的关系进行了探讨。

In this region there are 14.90millions m 3 agriculture water resources that is 93.35percent of the tote water resources, and there are 6.53 millions m 3 soil water resources that is an important source of recovering and developing ecosystem and agriculture production such as dry-planters, meadows, woodless etc...

其中土壤水资源为6 35亿m3 ，是这一区域旱作农业、草地、林地等农业生产和生态恢复与建设的重要来源。依据该区域水资源现状及开发利用中存在的问题，提出了农业水资源可持续利用的若干对策。

The features of primary structure and secondary structure adapted to the xenomorphic.

初生结构和次生结构均表现出紫荆对旱生环境的适应。

Extracting high quality genomic DNA from single shoots of xeric bryophytes has been the bottleneck for further study on the genetic diversity.

：耐旱苔藓植物常常单个个体矮小、生物量低，如何从细小的单个个体中有效提取总DNA是进一步开展居群遗传多样性研究的关键。

Class200301, Biology , College of Life Science and Engineering, HNUAbstract: Under field conditions,The TPS-1 Portable Photosynthesis System of Britain was used to study the photosynthesis characteristics of the invasive exotic species Alternanthera philoxeroiders comparably under the aquatic and xeric environment.

摘 要：在野外条件下，运用英国TPS-1便携式光合作用测定仪，系统地比较研究了水生和旱生环境条件下外来入侵物种的空心莲子草叶片的光合特性。

Xeromorphic structures of various types of plants in deserts.

我国荒漠不同生态类型植物的旱生结构。

Xeromorphic structure reflected tree top leaves with stronger adaptability to water stress,and suggested that they were under water stress condition.

上部叶片趋于旱生型的形态解剖结构特征反映出了其在结构上具有较强的适应水分胁迫的能力，证实其遭受了水分胁迫。

Diverse phenological performances, xeromorphic leaf traits and different responses to drought in the savanna woody species with different leaf phenology may facilitate partitioning of resource utilization and hence co-existence of woody plants in dry-hot valley savannas.

元江干热河谷木本植物表现出来的多样性的物候特征、旱生的叶片形态结构以及不同物候类型植物的光合生理对干旱适应策略的差异有助于促进资源的合理分配和利用，促进物种共存。

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。