native to Europe; in America the larvae bore into the stem and crown of corn and other plants

larva of the European corn borer moth; a serious pest of maize

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。

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，其方法可以準确地预测越冬代玉米螟的产卵期。

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。

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。

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。

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。

The temporal, spatial and nutritive niche breadth and niche overlap of corn borer and peach borer are very similarities, their percentage similarity of niche are over 0.90.

两虫在玉米上的时间、空间和营养生态位宽度、生态位重叠非常相近，其生态位相似性比例均大于090；

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。

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。

It was found that the major factors determining the differentiation of the Asian corn borer in the second generation were photoperiod and temperature in the larval period in that area.

结果表明：这一地区影响二代玉米螟分化的主要因子是幼虫期的光照周期和温度。