查询词典 thread blight

The main methods applied in the thesis are: a trend of potato"s Late Blight of BP neural network long-term prediction model and Grey-Disaster prediction model are constructed with history data, and short-term prediction is constructed with the agriculture experts" experience.

本论文的研究方法是：借助于农业、植保专家经验建立了短期预测，同时通过历史数据建立了晚疫病流行程度的神经网络长期预测模型及灰色灾变模型。

The pH values of the leaf tissue juices of 9 potato varieties with two types of resistance to potato late blight were detected,5 of them with horizontal resistance and 4 with vertical resistance .

对马铃薯的5个水平抗性品系和4个垂直抗性品种的下部健康叶组织汁液进行pH值测定，并调查各品种晚疫病发病病级，分析组织汁液pH值与品种抗晚疫病相关性。

The oomycete plant pathogen Phytophthora infestans is the causal agent of potato late blight, one of the most devastating diseases of potato worldwide.

由致病卵菌引起的马铃薯晚疫病是马铃薯上一种毁灭性病害。

Field experiments have been carried out in the past two years on the control of the potato late blight by dusting with a mixture of organic mercurial and hydrated lime.

两年来用有机汞消石灰混合粉防治馬鈴薯晚疫病的田間試驗获得了显著的效果。在发生中心病株时开始用1：9西力生消石灰或賽力散消石灰每7天撒佈1次，共撒4—5次可以大大地抑制病害的蔓延，从而提高产量。

In 1845.M.J.Berkeley provided the first clear demonstration that microorganisms caused diseases by showing that a mold was responsible for potato blight.

1845年，M.J.Berkeley通过说明一种霉致使土豆生病，首次清楚地证明了微生物致病。

P. infestans ranks highest in the evolutionary potential and it can easily mutate its Avr genes and thus overccome the only promising solution for late blight control is potato plants carrying corresponding R genes.

致病疫霉菌是一种进化潜力非常高的病原，可以快速突变本身的非毒力基因，因而造成对应的马铃薯抗病基因的失效。

So, the fashion magazines should do some redressal in order to reduce blight.

为此，时尚杂志应该做一些调整，尽量减少不良影响。

So, the fashion magazines should do some redressal in order to reduce blight. Fashion is not always base on matter. A kind of fashion that has style and meaning will lead fashion culture to a more healthy way.

把白领，尤其是女性白领放置在更开阔的社会领域中来展现，可以培养他们的社会责任感，并还白领一个更真实的形象。

The results showed that the pathogen of Pinellia ternate blight was Rhizoctonia solani Kuhn.

结果表明，引起半夏立枯病的病原菌为立枯丝核菌(Rhizoctonia， solani Kuhn。)。

Rhizoctonia zeae Voorhees was an important pathogen of Maize sheath blight.

玉蜀黍丝核菌是引起玉米纹枯病的重要病原之一。

What was it that made you want to change sider ?

是什么使你临阵倒戈？

I don't know what he wants, but let's play along with him.

我不知道他要干什么，可我