英语释义

• any of various moth caterpillars that destroy cotton bolls

片语

pin bollworm红铃虫

diamond bollworm金钢鉆

spiny bollworm鼎点金刚鉆

cotton spotted bollworm翠纹金刚鉆

bollworm resistance棉铃虫抗性

cotton bollworm[植保] 棉铃虫

resistant bollworm抗性棉铃虫

second bollworm二代棉铃虫

pink bollworm[植保] 棉红铃虫

bollworm control防治效果

英汉例句

• Antipersonnel force of four types of high penetrating insecticides controlling against the larvae of cotton bollworm was tested in laboratory.

  用高渗酮增效的四种不同的高渗农药制剂在室内对棉铃虫幼虫的杀伤力进行了试验。

• The soluble powder:polythiocycloalkanes, has good effective on the control of pest insects such as two-spotted spider mite, cotton bollworm and citrus red spider mite ect.

  简介了产品的毒性毒理概况和应用范围，尤其是防治棉红蜘蛛、棉铃虫、柑桔红蜘蛛等害虫的良好特性。

• The total pest controlling input was reduced by 70%, of which the bollworm controlling input was reduced by 90%.

  总治虫用药投入减少70%，其中防治棉铃虫用药投入减少90%。

• A test to determine the toxicological effect of thiodicarb flowables on cotton bollworm (Heliothis armigera) was performed using methods of topical application leaf diping and contact residue.

  采用点滴法、浸叶法、药膜法测定了硫双灭多威胶悬剂毒力效果。

• The combination of mass media and person-to-person media is the best model of extending transgenic bollworm resistant cotton.

  大众传播媒介与人际传播媒介相结合是抗虫棉传播的最佳模式。

• Based on the direct benefit and cost, the economic threshold of the third generation bollworm was calculated to be 35 eggs per 100 plants for all the levels of soil fertility.

  根据防治的直接收益与直接代价，算出了第三代棉铃虫的经济阈值为百株累计卵量35粒，这一阈值可适用于不同肥力水平的地块。

• Electroantennogram responses of female cotton bollworm (Helicoverpa armigera) to several plant volatiles were tested.

  测定了棉铃虫(Helicoverpaarmigera)雌蛾对几种植物挥发物的触角电位反应。

• The simulated results suggest that uncertainty exists in some extent to make long term forecast of the bollworm dynamics.

  本文的研究结果说明，对棉铃虫中长期发生态势的预测，存在一定程度的不确定性。

• The effect of plant allelochemicals on cotton bollworm susceptibility to insecticides may be determined by the integrated results of the detoxifying enzymes and AChE changes.

  说明植物次生物质对棉铃虫耐药性的影响是解毒酶和靶标酶改变的综合结果。

• These results suggest that peanut must be less suitable for development and reproduction of the cotton bollworm as compared with cotton and corn.

  基于这些结果，作者认为棉花、玉米比花生更适合于棉铃虫的生长发育和繁殖。

• The changes of susceptibility of cotton bollworm larvae to phoxim, malathion, methomyl, deltamethrin and p-cypermethrin was significantly difference with treatments of three anticholinesterase agents.

  结果显示不同抗胆堿酯酶剂的诱导作用不同，导致棉铃虫对不同杀虫药剂敏感度的变化存在差异。

• There were significant differences among the mortalities of the cotton bollworm under different humidities.

  相对湿度发生变化时，感病棉铃虫死亡速度和死亡率明显不同。