• In the late 1960s, when Sri Lanka's flourishing coconut groves were plagued by leaf-mining hispides, a larval parasite imported from Singapore brought the pest under control.

    20世纪60年代末期斯里兰卡繁荣椰子果园潜叶昆虫侵扰时,一种新加坡引进寄生幼虫将这种害虫控制住了。

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  • The destiny of the pest in the chestnut is not known before reaching the destination.

    栗子害虫命运到达目的地之前未知的。

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  • Short-term effects include the disturbances directly associated with the action of the pest, which may cause the defoliation, loss of vigor, or death of trees.

    短期影响包括害虫活动直接相关干扰可能导致树木落叶失去活力死亡

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  • We must take action in destroying the pest.

    我们必须动手消灭害虫。

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  • Meanwhile, lab rearing of the pest was tested.

    同时,探索松实小卷室内饲养方法。

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  • The main control measure for the pest was proposed.

    提出防治害虫主要措施

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  • Some Suggestions were presented for controlling the pest.

    提出了一些防治建议

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  • The pest must eat too, bwana. yes, l know. lf only they would.

    害虫草的,老板-知道,它们就要养料

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  • The destiny of the pest in chestnut is not known before reaching the destination.

    栗子害虫命运到达目的地之前未知的。

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  • Thee destiny of the pest in chestnut is not known before reaching the destination.

    栗子害虫命运到达目的地之前未知的。 。

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  • Breeding resistance varieties is the most economic and effective way to control the pest.

    我国世界稻区主要害虫,培育抗性品种经济有效防治手段

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  • The pest is polyphagous, has obvious selectivity for hosts and good adaptability to tobacco.

    多食性害虫,寄主作物明显选择性,对烟草有较的适应性。

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  • It contains the pest control essential oil abstracted from pure natural plants, safe and nontoxic.

    天然精油蚤颈圈附有纯天然植物萃取的驱虫系精油,安全无毒性!

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  • Therefore, a comparatively objective method was found to identify the extent of the outbreak of the pest.

    从而可以找到一种比较客观方法确定蝗虫发生等级。

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  • How do you perform the pest control, and do you have a regular evaluation on the efficacy of the control measures?

    怎样进行鼠害控制?您控制措施的有效性定期进行评估吗?

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  • The strategic diagnostic model includes three components: the PEST analysis, Five-Forces model analysis and system analysis.

    第三部分报业集团战略诊断模型PEST分析五力分析系统分析三部分组成

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  • The suddenness, contingency and periodicity of its occurrence were explored and suggestions about the forecast of the pest were made.

    探讨发生突发性偶然性周期性调查测报等工作提出了建议。

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  • Therefore people have to study the pest resistance, and insect pests resistance to insecticides is the most active study in this area.

    为此人们不得不进行有害生物抗药性研究害虫抗药性的研究则一直有害生物抗药性研究活跃的领域。

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  • Bt is a favored organic pesticide because its toxicity is very specific, making it harmless to just about everything but the pest in question.

    Bt由于毒性非常专一只是昆虫有毒性有机农药欢迎

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  • Influence of sublethal insecticides on the behavior of aphid could be one cause of the insecticide-induced resurgence of the pest insects.

    致死剂量杀虫剂桃蚜行为学影响可能诱致蚜虫再猖獗原因之一。

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  • IPM is an effective pest control method that uses information on the life cycle of the pest and incorporates nonchemical and chemical methods.

    这种方法有效综合运用化学化学方法方法,充分利用害虫生长周期的一种方法。

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  • The pest, whose nests have already trebled in the worst-affected areas in the south-east in recent years, will spread even more rapidly, they say.

    近年来,东南部收在最重地区,栎列队蛾的巢穴已经增加了两,专家,其扩散速度仍在加快。

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  • The result showed the lamps could exactly forecast the occurrence period and amount of the pest and effectively control the damage caused by the pest.

    预测、预报防治实验,准确地预测松毛虫发生和发生量,能有效控制松毛虫危害

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  • A method of using difference images to detect grain pests was described and three - image difference was adopted to re-store and extract the pest images.

    描述了采用差分图像实现对谷物害虫检测判断帧差分法实现谷物害虫图像恢复提取方法。

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  • Pisi have not been recorded, and these plants were inspected on the field during the late growing season and found to be free from the pest mentioned above.

    兹证明在母本植物种植地没有豌豆枯萎病菌的发生,这些植物生长季节后期进行田间检查未发现豌豆枯萎病菌。

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  • The device, dubbed the "Weapon of mosquito Destruction", can detect the audio frequency created by the beating of mosquito wings and kill the pest with laser beams.

    装置被称作蚊子杀伤性武器”,通过探测蚊子扇动翅膀产生音频锁定蚊子,发射激光杀死蚊子。

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  • The device, dubbed the "Weapon of mosquito Destruction", can detect the audio frequency created by the beating of mosquito wings and kill the pest with laser beams.

    装置被称作蚊子杀伤性武器”,通过探测蚊子扇动翅膀产生音频锁定蚊子,发射激光杀死蚊子。

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