查询词典 thread blight

The phylloxera blight, along with other maladies like mildew, reinforced the inequalities between classes of growers and thus helped set the stage for the appearance of wine cooperatives in the early twentieth century.

Phylloxera枯萎病，与像霉菌一样的其他疾病一起，加剧了在庄园主等级间的不平等，由此为酒类合作社在20世纪初的出现奠定了基础。

Late blight and Colorado potato beetle are the most disastrous disease and insect problem of potatoes.

马铃薯晚疫病和科罗拉多马铃薯甲虫是马铃薯生产中最为严重的病虫害。

An example is the famous potato blight in Ireland in the last century.

19世纪爱尔兰发生的著名的马铃薯枯萎病就是一例。

It is urgent to improve the late blight resistance of potato cuhivars.

提高抗晚疫病的水平是马铃薯育种的重要目标。

Field trials were conducted in 1997 to evaluate crucial weather conditions for potato late blight epidemic.

1997年做了田间试验用来评价影响马铃薯晚疫病流行的关键天气条件。

The efficacy of metalaxyl granule made of different materials on the control of potato late blight was Studied in two consecutive years.

本文研究了杀菌剂甲霜灵颗粒剂及其不同剂型对马铃薯晚疫病的防治效果。

Potato late blight caused by Phytophthora infestans is a serious and destructive disease worldwide.

晚疫病菌引起的马铃薯晚疫病是危害全球马铃薯生产的严重病害。

They say they used to give pauper children soup to change to protestants in the time of the potato blight.

据说，土豆歉收的年头，她们经常施汤给穷孩子们，好叫他们改信新教。

The model to forecast the percentage of potato late blight incidences was established,which helps carry out some active prevention measures and make scientific decisions.

本文建立了马铃薯晚疫病发病面积比例气候预测模型，为马铃薯晚疫病的积极防治及科学决策提供了依据。

The isolates of B. subtilis possess a great potential in controlling potato early blight.

结论］枯草芽孢杆菌在防治马铃薯早疫病中有很大的应用潜力。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。