Collection, storage and handling of plant genetic resources and their global distribution are essential components of international crop and tree improvement programmes.
植物遗传资源的收集、存储和处理以及它们在全球的分布，是国际作物和树木改良计划的重要成分。
The current generation of Internet-connected consoles has already dipped a toe in the realm of digital distribution for games, but the next crop, including the PS4, will go even further.
这一代的具有因特网连接的游戏终端已经在游戏的数字化发布领域有所试水，但下一代游戏终端，包括索尼PS4，会更进一步。
Poor rains have brought crop failure to parts of Niger, but aid agencies say a closer watch and better reporting on conditions have led to improved distribution of relief supplies.
降雨量差造成尼日尔部分地区作物种植失败，但是救援机构说，对当地情况进行更密切观察以及较好的报告已经使救援物资的分发得到改善。
The tree root distribution and management study is to select tree root type which fit in with the needs of crop.
其中林木根系分布与管理研究内容是通过对林木根系类型的筛选，选择与农作物根系矛盾较小的树种；
Paddy is the main crop in Hangzhou, and its water use play an important role in water distribution of Hangzhou city.
水稻是杭州市最主要的农作物，其用水量对整个杭州市水资源的配置起着举足轻重的作用。
The characteristic features of horizontal and vertical wind-speed distribution beneath crop canopy are discussed.
本文讨论了农田中风速的水平和铅直分布的基本规律性。
Nutrients content of every organ and whole plant crop of different types maize was different, the same as the nutrients distribution in organs.
不同类型玉米品种各器官营养成分含量不同，在各器官中的分配也不相同，全株各营养成分含量也因品种而异。
In this paper the relationship between the temperature and crop yield was analysed and the causes, types, indexes and distribution of low temperature damage on crops were noted.
本文分析了温度与粮食产量的关系，指出了作物遭到低温危害的原因、类型、指标及其地域分布规律。
The paper puts forward a method of crop spatial distribution optimization based on GIS and gene algorithm.
本文提出了一种以地理信息系统（GIS）为平台，遗传算法为空间布局优化模型的作物空间布局优化方法。
According to the light distribution law of the fruit-crop planting ecosystem the reasonable planting way and the reasonable shape of tree, the height of tree, the range of crown and other index ca...
根据果粮间作生态系统的光照分布规律可以确定合理的栽植方式和合理的树形、树高、冠幅等指标。
According to the light distribution law of the fruit-crop planting ecosystem the reasonable planting way and the reasonable shape of tree, the height of tree, the range of crown and other index ca...
根据果粮间作生态系统的光照分布规律可以确定合理的栽植方式和合理的树形、树高、冠幅等指标。
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