查询词典 soil covering

We will investigate the actuality of stony deserts in Guizhou, and divide their types on the basis of their intensity, covering rate of soil and vegetation and amount of species, and stduy the influence factors of forming different stony desert types in more coercing, and explore the ratio of influence factors in the different stony desert areas and the evolutionary mechanism of different stony desert types. Finally,we will stduy the growing conditions and species of arboreous in different geology, land form,hydrology region for natural lithogenic forest and artificial forest, and the natural conditions for failing in many artificial forest,and the reconstruction mechanism in different stony desert type regions.

对贵州石漠现状调查，并根据石漠发育强度、土被、植被覆盖率和物种多少等进行石漠类型分类；对多重胁迫下不同石漠类型形成因子研究，探讨各影响因子在不同类型石漠区的权值；探讨各类型石漠演化机理；选取不同地质、地貌、水文背景区的原生岩生森林及人工造林区对其乔木的立土条件及物种研究；选取贵州经多次造林失败的石山的自然条件研究并探索不同类型石漠区生态重建机理。

Or Pleurococcus Popularly called moss though not actually classified as such, it is found as a thin, green covering on the moist, shaded side of trees, rocks, and soil.

一般称为苔，但并不是真的将其归为此类。生于树木、岩石和土壤的潮湿蔽阴面，呈绿色薄层覆盖其上。

Or Pleurococcus Popularly called moss though not actually classified as such, it is found as a thin, green covering on the moist, shaded side of tree s, rocks, and soil.

一般称为苔，但并不是真的将其归为此类。生于树木、岩石和土壤的潮湿蔽阴面，呈绿色薄层覆盖其上。

Or Pleurococcus Popularly called moss though not actually classified as such, it is found as a thin, green covering on the moist, shaded side of trees, rock s, and soil.

一般称为苔，但并不是真的将其归为此类。生于树木、岩石和土壤的潮湿蔽阴面，呈绿色薄层覆盖其上。

The 2BP-2 model of plastic film mulch seeder is mainly applicable for plastic film mulch dibbling operation of corn, cotton, sugar beet etc, and capable of accomplishing multi-functions simultaneously such as seed bed leveling, ditching, fertilize deep applying, spreading plastic film over seedbed, punching holes through plastic film, covering soil and so on.

项目简介：该机主要适用于玉米，棉花，甜菜等作物的铺膜播种，可在已耕地上一次完成平土，开沟，施肥，铺膜，膜上穴播，覆土等多项作业。

Most Tillandsias are epiphytes and grow in trees or rocks. Putting them in soil or covering their bases with moss, can keep them too wet and cause them to rot.

大多数的铁兰是附生的，并且是生长在树木或岩石上的，如果你要把它们种植在土中或用苔藓来覆盖它们，那样会因为太湿而造成腐烂的。

A protective covering of half-rotten vegetable matter spread to reduce evaporation and soil erosion.

盖在半腐烂的植物上面减少蒸发和土壤侵蚀的一层遮盖物。

But once the seeds are planted, she does suggest covering the soil with a little mulch to protect it during rains and dry periods.

但是她建议播种后，最好在土壤上铺一点护根薄膜，在下雨和干旱的时候保护植物

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失