查询词典 blight

Potato late blight ; meteorological condition ; forecasting model

马铃薯晚疫病；气象条件；预测模型

The killer mould behind potato blight has a giant genome, say scientists.

科学家称，导致马铃薯疫病的霉菌有一组巨大的基因。

Occurrence of sporadic diseased plant centers during or after the bloomingperiod is considered as reliable indication of the current year's forthcomingoutbreak of late blight in a potato farm.

从马铃薯的开花期起可能在田间出现的晚疫病中心病株是本田当年病害即将大量发生的重要标志。

The identification method, distribution, cause and effect of occurrence of A2 mating type of Phytophthora infestans and biology of oospores have been reviewed in this paper. It was conclusion that oospores as a new primary inoculum played a very important roles in the epidemics of potato late blight.

本文就马铃薯晚疫病菌A2交配型的鉴定方法、在世界各国的分布、出现的原因、出现的后果以及卵孢子的生物学特性进行了综合评述，指出卵孢子作为新的初侵染来源在该病害流行中起着很重要的作用。

Control effects on potato late blight of AAE were tested on detached-leaf trials and potted plant trials.

离体叶片测试发现，浓度高于0.5％的知母提取物对马铃薯晚疫病具有显著的防治效果。

At present, his working team and the people on the computer net center of Agricultural University of Hebei are developing "Potato Late Blight Forecasting System in China" on Internet.

目前，本课题组正在与河北农大网络中心人员一起研究开发"中国马铃薯晚疫病预警系统"。

A lot of potato quality characters, such as tuber yield, tuber diameter, dry-matter content and the resistance to potato late blight, easily are influenced by cultivation technique.

马铃薯的很多品质性状如块茎产量、块茎大小、干物质含量、晚疫病的田间抗性等，容易受栽培条件的影响。

Potato breeding for late blight resistance was one of the earliest practices mankind used to combat plant pathogens by means of genetic improvement, but the disease has not been controlled by resistance breeding so far.

马铃薯抗晚疫病育种是通过遗传操作来抵抗植物病害的最早的人类实践之一，但至今收效甚微，从野生种导入的抗病基因在田间很容易失效。

Potato late blight, the devastating disease has been threatening to the production of potato. Epidemic of the disease was getting more severe in rescent years in China.

马铃薯晚疫病是由致病疫霉引起的马铃薯的毁灭性病害，严重威胁着马铃薯的生产。

The results indicated that 3 chemicals could greatly enhance resistance of potato tuber to early blight at low concentrations.Protection rates induced by phenol(1 mmol/L),benzoic acid(0.01 mmol/L),and paraaminobenzoic acid(5 mmol/L) were 43.21%,40.72%,and 28.75%,respectively.

结果表明，供试的3种化合物均在较低浓度下具有较强的诱导抗病作用，苯酚、苯甲酸和对氨基苯甲酸分别在1，0.01和5 mmol/L时诱导的保护率最高，分别达到43.21%，40.72%和28.75%，均与对照差异极显著。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。