• It is also responsible for the relative resistance of immature maize to the European corn borer (Crambidae).

    它还是未成熟玉米对欧洲玉米螟(草螟科)产生相对抗性的原因。

    youdao

  • It contains genes that allow it to resist infestation by the corn borer.

    这种玉米中含有能够抵御玉米螟的基因。

    youdao

  • If sprayed too late, the corn borer will already have made a home inside the corn stem and will not be killed.

    如果杀虫剂喷洒得太晚,玉米螟早已经在玉米茎的内部安家了。这样,它们就不能被杀死。

    youdao

  • The insecticide is the product of a bacterial gene inserted into GM maize and other cereal crops to protect them against insects such as the European corn borer beetle.

    这种杀虫剂是细菌基因植入到转基因玉米和其它谷类作物的产物,以防治欧洲玉米螟甲虫之类的昆虫。

    youdao

  • Rice stem borer is the main pest on rice in Zhejiang province.

    稻螟为浙江省水稻的主要害虫。

    youdao

  • The European corn borer is a common pest in this economically valuable crop.

    欧洲玉米螟是一种经济作物玉米上的常见害虫。

    youdao

  • The results showed: the peach borer has been one of the most important corn insect pest.

    结果表明:桃蛀螟已成为玉米的主要害虫之一。

    youdao

  • The damage process of paddy stem borer to rice plant can be regarded as a single input-single output system.

    三化螟为害水稻的过程可以看作一个单输入——单输出系统。

    youdao

  • Although emerald ash borer has not reached the UK, arboriculturists fear its arrival is just a matter of time.

    虽然白蜡窄吉丁尚未抵达英国,但树木栽培者担心,它们的到来只是一个时间问题。

    youdao

  • This paper describes the design concept of the incline raise borer and analyzes the results of the industrial test.

    本文较详细地介绍了其设计思想,并对工业试验情况进行了分析。

    youdao

  • The European corn borer, for example, destroys 40 million tons of the world's corn crop annually, about 7% of the total.

    例如,欧洲玉米螟每年毁掉4000万吨玉米,占世界玉米总产量的7%。

    youdao

  • The simulation results of life table data of Asian corn borer showed that this model possesses good simulation capability.

    对玉米螟生命表资料的模拟结果表明,模型具有良好的模拟性能。

    youdao

  • The functions and structure features of the oil feeder on deep-hole borer are introduced, some design parameters are involved.

    介绍了深孔镗床输油器的作用及结构特点,并涉及了一些设计参数。

    youdao

  • The paddy borer is the chief pest of rice in China, causing an annual loss not less than 10% in average years before liberation.

    稻螟是我国长期以来的一种严重害虫,解放前因螟害常年损失稻谷10%以上。

    youdao

  • Maize ear rot and stalk rot were reduced effectively by application of potassium fertilizer and control of maize borer separately.

    通过施用钾肥和防治玉米螟可有效地减轻玉米茎腐病和穗腐病的危害。

    youdao

  • Improving maize resistance to corn borer is an economical and effective technique to reduce the yield loss caused by insect damage.

    提高玉米自身的抗螟性以减轻虫害损失是一项经济、有效的方法。

    youdao

  • Therefore, it is critical to protect poplar plantations from borer damage and to breed new poplar varieties of resistance to insects.

    因此,防治天牛和培育抗虫速生杨树新品种刻不容缓。

    youdao

  • Dynamic analysis of poplar stem borer was done with population density, crowded level and percentage of damaged trees on sample plots.

    本文采用平均虫口密度、拥挤度和被害株率作为标准地的指标,对杨树蛀干害虫的危害状况作动态分析。

    youdao

  • Various corn borer microsporozoites were used to feed and soak Dendrolimus honi larvae at the instar of 1,2,4 and 7 for infecting them.

    用不同浓度的玉米螟微孢子虫悬浮液,饲喂及浸泡感染1、2、4、7龄云南松毛虫幼虫。

    youdao

  • The technology of manufacture about helical rotor is vital to the manufacture of various helical poles, such as helic-borer and helic-pump.

    螺旋转子制造技术是各种螺旋杆机械如螺旋杆钻具、螺旋泵等设备制造中的一项关键技术。

    youdao

  • It has been proved in practice that artificial reproduction of trichogramma is a safe, effective and economic method in control of corn borer.

    利用赤眼蜂防治玉米螟是一项已被生产实践证明了的安全、有效、经济的生防措施。

    youdao

  • Therefore, you will possibly find a borer, a miner or a galler in the same genus and some species have two feeding habits above (cf. Byers 2006).

    因此,很可能在同一个属里发现钻蛀虫、潜叶虫或者造瘿虫,而一些种类同时拥有以上的两种取食习性。

    youdao

  • The result of the study has shown that the method in this paper can forecast accurately the spawning time of corn borer of overwintering generations.

    研究结果表明,其方法可以准确地预测越冬代玉米螟的产卵期。

    youdao

  • Based on 5 years of investigation, the authors presented a non-hazard system for control of the rice stem borer in Jilin province in Northeast China.

    基于5年调查试验,结合国内外有关工作,提出吉林省水稻二化螟无公害防治技术体系。

    youdao

  • The results showed that the average disease levels were significantly different between years, while the borer level was not significantly different;

    结果表明,不同年份间的平均病害级别差异显著,而玉米螟的食叶级别却不存在显著差异;

    youdao

  • In this article, the authors present the research on the object functions, subject conditions and resolve methods in the optimal methods of borer design.

    论述了钻机最优化设计研究中的某些问题,探讨了钻机优化设计中的目标函数、约束条件和求解方法。

    youdao

  • One stable line resistant to corn borer had been selected in the progeny of maize regenerated plants, further molecular test and feeding-insect test are going on.

    玉米再生植株种植田间后在其后代中选出一抗玉米螟的稳定株系,尚需进一步的分子验证和饲虫实验。

    youdao

  • The said incline raise borer, developed by Changsha Institute of Mining Re-search for incline raise boring in dip onebody mining, is the first generation product in Chi-na.

    为了解决倾斜矿体开采中斜天井掘进问题,我院新开发了我国第一代斜天井钻机产品。

    youdao

  • The said incline raise borer, developed by Changsha Institute of Mining Re-search for incline raise boring in dip onebody mining, is the first generation product in Chi-na.

    为了解决倾斜矿体开采中斜天井掘进问题,我院新开发了我国第一代斜天井钻机产品。

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定