害虫
- pest;vermin;injurious insect
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[injurious insect] 凡直接或间接对人类有害的虫类。如苍蝇、蚊子,有的危害农作物,如蝗虫、螟虫、棉蚜
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灰飞虱是宁夏粮食作物上的一大害虫。
The small brown rice planthopper is an injurious insect on food crop of Ningxia .
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根据棉花害虫天敌越冬对树种具有一定选择性,提出本地区单一树种防护林的改造设计方案。
Overwintering of natural enemies of injurious insect of cotton had some selection , designing plans of protection forest for single tree species in local district was proposed in this paper .
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青蛙吃破坏庄稼、传播疾病的害虫。
Frogs eat pests which destroy crops and carry diseases .
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一种叫玉米根虫的害虫每年会让粮食减产10%。
Each year ten percent of the crop is lost to a pest called corn rootworm .
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杨干象是杨树重要的蛀干害虫,为全国性森林植物检疫对象。
Cryptorrhynchus lapathi is an important trunk borer of poplar and nationwide object of forest plants quarantine .
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白鹳吃蝗虫和其他昆虫,这些昆虫如果数量失控就会变成害虫。
White storks feed on locusts and other insects that can become pests if their numbers get out of hand .
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与此同时海水也杀死了贪婪的巨头苹果蜗牛,这种外来害虫以水稻幼苗为食。
At the same time , this sea-water also kills off the greedy giant apple snail , an introduced pest that feeds on young rice plants .
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考虑到这种昆虫也可能危害诸如胡椒和土豆等农作物,尼日利亚农业部部长奥杜·奥贝赫警告说,这种害虫可能“对国家的粮食安全造成严重危害”。
Given the moth 's ability also to attack crops like pepper and potatoes , Audu Ogbeh , Nigeria 's minister of agriculture , has warned that the pest may " create serious problems for food security " in the country .
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沙漠得到了水的灌溉,农作物也不会被害虫吃掉。
The deserts are irrigated with water and crops are no longer eaten by pests .
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啄木鸟能消灭躲在树里的害虫。
Woodpeckers can exterminate insect pests hiding in trees .
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许多害虫对这种杀虫剂有抵抗力。
Many pests are resistant to the insecticide .
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长久以来,飞蛾被看作是扑棱着翅膀、在衣服上钻洞的害虫,但现在科学家们说,我们严重地错判了这些不起眼的飞蛾。
Long seen as fluttering pests that make holes in your clothes , scientists now say we have badly misjudged the humble1 moth2 .
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HELP(害迩匍)在温室白粉虱等害虫化学治理中的增效作用
Synergism of help in the chemical control of greenhouse whitefly and other insect pests
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本文主要针对害虫对苏云金芽孢杆菌(Bt)的抗性机理和防治对策方面进行综述。
Recent progress on biochemical and genetic mechanisms of pest resistance to Bacillus thuringiensis ( Bt ) was reviewed .
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将传统昆虫分类方法与Web技术、网络编程相结合,设计了基于Web的蔬菜害虫远程诊断系统。
A web-based remote diagnosis system combining insect taxonomy , web technology and network programming for vegetable insect pests was developed .
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本文首次应用GIS技术研究沈阳市区主要绿地害虫的地理区划与分布规律。
The urban pest distribution and geographic division of Shenyang green space were studied using GIS technology .
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延缓害虫对Bt毒蛋白耐受性的育种策略
Breeding Strategies for Delaying Insect Resistance to Bt Toxic Protein
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添加物对Bt制剂杀灭鳞翅目害虫的增效作用
Synergism of additives of Bt preparation against Lepidoptera pests
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玉米对几种主要害虫的抗性QTL分析
QTLs for Resistance to the Main Pests in Different Maize Germplasms
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Bt水稻对田间非靶标害虫种群动态的影响
Effects of transgenic Bt rice on population dynamics of non-target insect pests in rice field
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根据计算数据以及GIS示意图,从三个角度分析了沈阳市区害虫的分布区系。
Pests distribution pattern of town centre in Shenyang were analyzed from three points according to the calculated data and a diagram of GIS .
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模糊数学中的FUZZYISODATA聚类分析法在害虫预测预报中具有特别广阔的前景。
The Fuzzy ISODATA cluster analysis method is introduced to the pest forecast for the first time .
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结果表明,ZXX-65真空循环熏蒸设备可以在2h内杀死各种仓储害虫。
The results show that the equipment can kill all the storage pests successfully in 2h .
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同时总结了诱杀林果害虫的最佳布灯高度为15m。
The optimum height to place lamps for trapping was 1 5m .
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1999和2000年的试验结果表明,Bt转基因水稻对鳞翅目害虫(稻纵卷叶螟、二化螟和三化螟等)具有良好的抗性。
Results of field trials of 1999 and 2000 showed that resistance of the Bt transgenic rice plant to Lepidoptera pests was well .
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棉铃虫Helicoverpaarmigera(Hübner)是一种广泛分布的世界性害虫,在我国各省均有分布。
As a world-wide pest , the cotton bollworm Helicoverpa armigera ( Hiibner ) is undoubtedly an important cotton pest in China .
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烟草甲(Lasiodermaserricorne)是一种世界性的重要仓储害虫。
Lasioderma serricorne is an important storage pest in the world .
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吸虫塔(SuctionTrap)是长期监测小型迁飞性昆虫时空动态的大型植保设备,用于迁飞性害虫种群的监控和生态学研究。
Suction Trap is a large-scale plant protection equipment for a long-term monitoring spatial and temporal dynamics of small migratory insects , it usually be use for monitoring migratory pest population and doing ecological studies .
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在鲁北豆田,棉铃虫Heliothisarmigera(Hubner)已上升为主要食叶害虫。
The cotton bollworm , Heliothis armigera ( Hubner ), has become the main leaf-eating pest in north of Shandong province .
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虽然到目前为止,尚未有确凿证据证明靶标害虫自然种群已对Bt植物产生抗性,但已有多个实验室获得了抗Bt植物的害虫品系。
Although there are no irrefutable evidence to prove field population of target insect pests to develop resistance to Bt crops , many laboratories have get the strain of pest to Bt crops .