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Soil seed bank and the mechanism of seed germination are basic for the natural vegetation restoration in the research area.

植被进展演替促进了沙漠化过程的逆转，研究区植物的土壤种子库及其萌发机制为天然植被的恢复提供了可能。

Seedlings are produced from the same year seed rain or the soil seed bank.

实生苗产生于当年种子雨或土壤中的种子库。

The horizontal distribution of the soil seed bank had the characteristics of patch,and the vertical distribution of soil seed bank under different types of sand dunes showed ...

土壤种子库的水平分布呈现斑块的特点；不同沙丘类型土壤种子库的垂直分布呈现不同的规律。

Low similarities were observed between soil seed bank and standing vegetation, and between the seed banks at different sites.

排土地上植被与土壤种子库物种组成的相似性较低。

The strong resilience of annual herbaceous plants is ensured by ample seed source in soil seed bank.

不同沙漠化程度的群落中，即使沙漠化程度最严重的流动沙地上，只要群落一旦建立，就有足够数量的种源。

The starch is a main backlog material of the corn seed, the maize starch is about 70% of the seed.

玉米淀粉是人类淀粉的主要来源，淀粉是玉米籽粒中的主要积累物质，占籽粒总重的70%左右。

The status of Seed purity are increased in seed production .It is difficult to meet people that the methods of past identifications.

种子纯度在种子生产中的地位日益提高，以往的形态鉴定等方法难以满足人们的要求。

Dr. Maria Andrade joined CIP and continued to be based in Maputo focusing on sweetpotato breeding, seed systems, and value chain development. In 2007, Dr. Paul Demo from his base in Malawi began to directly collaborate with IIAM's potato program in adaptive testing of late-blight resistant potato clones and the improvement of seed supply. In 2006, an agricultural economist, Dr.

玛丽亚博士安德拉德加入国际马铃薯中心和商业化将继续设在马普托重点甘薯育种，种子系统和价值链的发展。2007年，保罗医生从他的示范基地，开始在马拉维直接协作 IIAM 在晚马铃薯抗晚疫病无性系适应性测试计划和马铃薯种子的改善供应。2006年，农业经济学家，博士里卡多拉瓦尔塔，被派往赞比西亚省，协调种子系统的达成最终用户组成的项目如下。

Seed purity can be tested easily as long as one primer of the last two types by RAPD; as to the first two types primers, two primers from both of them must be employed to test seed purity by RAPD.

利用一个互补型或杂合型的随机引物便可对杂种进行RAPD纯度鉴定，而另两种类型则须两个以上的引物才能得到可靠的鉴定结果。

In order to reduce the seeding absent of seed drill, ameliorate the quality of mechanical work and improve the level of automation, the automatic reseeding monitoring system of seed drill was developed, which was based on single chip microcomputer AT89C51, the core of monitoring system.

为减少播种机的漏播现象，提高播种机械作业质量和自动化水平，研制了基于单片机的播种机工况自动补播式监控系统。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。