旱

Result It was found that L. fulvotomentosa possessed the characters of xeromorphic structure, such as small leaf area, dense floss under the leaf surface, high stoma density, small opening degree, thick cuticle, well-developed xylem and palisade tissues, developed conducting tissue.

结果］研究发现黄褐毛忍冬叶具典型的旱生结构特征：叶片面积较小，密被绒毛，气孔密度大、开度小，角质层和细胞壁较厚，木质部和栅栏组织发育良好，维管系统发达。

Psammophytes ; Xeromorphic structures ; Sandy desert environment ; Ecological adaptation ; Xinjiang

沙生植物；旱生结构；新疆；沙漠环境；生态适应

But at the same time,itexisted in the fact that the water environment was amended,showingthat many lakes and ponds such as Hong Jiannuo Lake appearing andexpanding in the end of Qing dynasty.4.The vegetation in Mu Su Desert passed through several phases inhistorical times,the main phases are:the species composition ofvegetation community was gradually simplified;xeromorphous and sandyplant increased;the status of desert vegetation rose evidently.However,the change of vegetation zonation means that forest plainchanged into drought plain did not occur.5.The main modality of Mu Su Desert land degenerating has beendesertification,it had occurred before human activities intervenedintensively.Two-thirds of land has been desertification at variousdegrees.

但与此同时，也存在着局部的水环境改善，突出表现为红碱淖等湖沼在清末民初的出现和扩大。4、毛乌素沙地的植被在历史时期经历了群落种类组成渐趋简单、旱生沙生资源植物增加、荒漠植被地位明显上升等变化，但是并不存在由森林草原到干草原的地带性植被变化。5、沙漠化是毛乌素沙地土地退化的主要表现形式，在人类活动强烈干预以前就存在着，秦汉以来，有大约2／3的土地发生了程度不同的沙漠化。

For example, the basic angiosperm stem is vertical and elongated, but some cacti have swollen water-storing stems, while other xerophytic plants that have lost their leaves during the course of evolution have evolved flattened leaflike stems for photosynthesis, e.g.

例如被子植物的茎是垂直的，伸长的，但一些仙人掌具有膨大的能够储水的茎，另一些旱生植物在进化的过程中失去了叶子，但又发展为利用扁平叶状的茎来进行光合作用。

Chiefly tropical or xerophytic woody plants; practically unknown as fossils but considered close to the ancestral line of angiosperms.

主要是热带或旱生木本植物；作为化石基本上未知，但被认为与被子植物世系关系较近。

Nitraria tangutorum, Zygophyllum xanthoxylum, Reaumuria soongorica, Ammopiptanthus mongolicus, Atraphaxis bracteata, Haloxylon ammodendron, Ceratoides latens, which are widely distributed in the Alashan arid desert area were selected for study.

选取广泛分布于阿拉善干旱荒漠区的白刺、霸王、红砂、沙冬青、沙木蓼、梭梭和驼绒藜7种不同的旱生灌木，研究其根际与非根际土壤各种形态氮素、有机碳的含量特征及土壤pH的变化。

Supports/ subsidisation to Australia agricultuural property the right and wrong often lower, although have peace of mind the quilt the offering at' the day of the exception circumstance drought.

Supports/subsidisation 对澳大利亚agricultuural 产业是非常降低，虽然安心被提供在'例外情况的天旱。

According to a great number of unearthed cultural relics of modem archaeology and ancient books records of Chinese and Yi charater as well as newst study meults of national ancient philology, historical toponomy, agricultural origin of rice cultivation and dry land farming, ceramics, ship - building technological history, preliminary astronomy and calendar, original religion and blood - type genetics,etc, Yan Emperor culture which was an early culture of New Stone Age that originated from flint culture of O...

根据现代考古发掘出土的大量文物和汉文与古彝文古籍记载，以及民族古文字学、历史地名学、稻作和旱作农业起源、制陶和造船工艺史、原始夭文历法、原始宗教、血型遗传学等多学科最新研究成果来看，炎帝文化是炎帝氏族于约1万年前在洞庭湖畔与楚湘丘陵地区的石器时代晚期燧石文化基础上发群起来的新石器早期文化，是中华文明与世界远古文明的原胚，对中华民族的形成、中国农耕文明与世界农耕文明的诞生与发展作出了巨大贡献。

Because one major lender after another has fled the field, financing continues to bedevil manufacturers, retailers and purchasers of manufactured homes. Here Berkshire's support has proven valuable to Clayton. We stand ready to fund whatever makes sense, and last year Clayton's management found much that qualified.

由于主要的金主一一撤离这个市场，使得财务问题一直困扰着组合房屋厂商，零售消费者，此时 Berkshire 的支持对 Clayton 来说，可谓久旱逢甘霖，只要合理，我们愿意无限制提供资金，而一年下来，Clayton 也不负我们所望。

No worries, the long dry spell will be over in a few weeks.

别担心，几周后这久旱就要结束了。

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。