查询词典 tuber crops

Historically, areas of Africa have experienced periodic locusts infestations, which can completely destroy crops.

历史上，非洲地区蝗虫侵扰经历周期，它可以完全摧毁农作物。

The highest SMBN (97.8 mg/kg) was found in the treatment of Chinese milk vetch. During early stages of rice growth, winter ryegrass treatment significantly increased SMBC, but not the late stages. In conclusion, winter crops could improve soil ecology environment and soil microbial diversity.

冬季作物对稻田土壤微生物商的影响，随着水稻生长发育进程有不同程度的变化，黑麦草处理在早稻整个生育期高于冬闲田。

Methyl bromide substitutes for weed control in annual and perennial crops.

甲基溴化物替代物对每年和多年生杂草的控制。

One method of this technology is to get magnetic treatment water by letting common water to flow through magnetic line ,then use this magnetic treatment water to dip seeds and irrigate crops.

磁处理方法之一是将水以一定的流速通过磁场切割磁力线，获得磁场处理水，用来浸种及灌溉作物。

Maryland's eastern Shore was a world of marshes and mudflats,of wide fields with row crops straight as soldiers.

马里兰的东岸原是沼泽和淤泥滩的世界。广阔的田野上作物如士兵般整齐的排列着。

Yang said Sunday that disasters, including floods, droughts, earthquakes, hail storms, wind storms, landslides and mudflows, have also done over 150 billion yuan in damage, including the destruction of over 50 million hectares of crops.

杨部长说，包括洪水，干旱，地震，冰雹，暴雨，塌方及泥石流这样的自然灾害至少造成人民币1，500亿的损失，其中包括超过5千万公顷的良田被毁。

The modern system of agriculture, which depends on the consumption of large quantities of fossil fuel, will be forced to change to a system where the interactions between organisms and environment and matter cycling are properly used for 3 reasons: 1 the depletion of readily available fossil fuel resources, 2 the level-off of the growth and yield response of crops with the increase in the use of fertilizer, agrochemicals and big machinery, and 3 the degradation of the environment along with the consumption of fossil fuel and its derived agrochemicals.

目前，现代化的农业生产系统建立在大量燃料的消耗上，虽然西方发达国家在近半个世纪的发展过程已经证明这是一种见效快、经济产值高的生产方式，但是随着在世界范围内可持续发展观念的日趋重视，这种生产方式的弊端也逐渐地受到人们的注意。1原有农业生产方式需要消耗大量的燃料资源；2虽然肥料、农药和大型机械的应用不断提高，但近几年农作物的生产和产量表现出停滞状态；3燃料及其副产品的不断使用导致环境逐渐退化。

And it is of vital importance to enlarge the breadth of labor utilities, increase yield of crops per unit and highlight diversified production so as to implement a more rational disposition of available resources and sustainable development in rural povertystricken areas of Hainan Province.

但是贫困和返贫困现象依然存在，而且这些难以脱贫和容易返贫的农户多分布在山区，所处的自然、经济和社会环境恶劣，综合经济实力低，因此今后的贫困地区农村经济发展及环境资源保护的扶贫开发工作将更加艰巨。

Compared with the other crops, wheat was hard to establish higher efficient regeneration system and the genetic transformation of wheat was the stage of establishment and improvement, which were main factors that hinder the development of gene engineering of wheat.

但与同类作物相比，小麦不易建立高效成株体系，且小麦遗传转化仍处于建立和优化完善体系的阶段，是妨碍小麦基因工程顺利开展的重要原因。

The researchers point out that gene flow between crops and their wild relatives is common and difficult to contain.

研究人员指出，基因与作物的野生近缘种是常见的流动，难以遏制。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。