• All major efforts to control insects and rodents must be closely coordinated with national programs and practices, especially with the national malaria control program.

    所有控制昆虫齿动物的重大措施必须当地国家的规章和程序协调,尤其是当地的全国疟疾防治计划。

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  • Fungi that attack insects are present in soils worldwide, and they are used in gardens, greenhouses, and open fields to control agricultural pests.

    真菌主要土壤环境中开始对昆虫的攻击,在花园温室以及户外人们经常采用真菌控制农业害虫。

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  • This in turn helps to control other infectious diseases transmitted by insects.

    有助于控制通过昆虫传播其他传染病” 。

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  • Another possible method of pest control is using genetically modified plants. They have had their genes changed to contain a special characteristic, like resistance to certain insects.

    另一个控制虫害办法就是采用转基因作物。转基因作物的基因进行了重组,携带某些特殊性状例如抵抗某些特定昆虫

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  • Crop rotation: the successive planting of different crops on the same land to improve soil fertility and help control insects and diseases.

    轮作同一块土地上连续种植不同作物提高土壤肥力帮助控制昆虫的生长疾病的蔓延。

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  • Biocontrol agents, such as insects, are often released outside of their native ranges to control invasive plants.

    生物防治昆虫往往外面释放他们范围控制入侵植物

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  • Instead, they are used to get some insects to come to the plant to help control harmful insects.

    而是用于使一些昆虫过来帮助控制害虫

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  • Scientists jumped to the rescue with some distinctly shaky evidence to the effect that insects would eat us up if birds failed to control them.

    科学家们不确切证实不及时解决鸟类不能控制吃光昆虫后果那么影响人类的。

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  • Use of fertilizers, chemicals to control or destroy weeds and harmful insects, and improved methods of controlling plant and animal diseases has boosted farm production.

    肥料和用以防治铲除杂草扑灭害虫化学品,防止动植物病害方法都是使农业增产的原因。

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  • If you discover an outbreak of some insect pest, there is seldom reason for panic. Your job is simply to keep insects under control. You will never eliminate them completely.

    如果植株上发现某种虫子千万不要恐慌只要虫害控制好了,想完全祛除虫子几乎不可能的。

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  • A concise result was obtained by sampling, which provided specific data for the macro-classification and evaluation and for working out strategies to control the stored product insects.

    共划分四类区域,分层抽样,进而得出精确调查结果,为进行宏观分类评价制定防治策略提供了数量依据。

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  • Olfactory plays important roles in the behavior of insects, illustrating the olfactory mechanism will be useful to regulate insect behaviors for effective pest control.

    嗅觉昆虫产生行为重要物质基础,阐明昆虫嗅觉机理有助于调控昆虫行为和进行害虫治理。

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  • An important measure to control Pssodes punctatus is to kill the insects inside the infected lumber before rational utilization of the wood to prevent the pests from spreading.

    利用防止害虫传播治理害虫中极其重要的环节,为此,必须杀灭蠹害木上华山松木蠹象的体。

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  • Objective To test the control efficacy of 4 different formulation aerosols against 3 species of insects.

    目的测定4种不同配方杀虫气雾剂常见3卫生害虫药效

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  • Using growth regulators and all kinds of measures of cultivation to increase flowering and fruiting rates, and scientifically control desieses and insects.

    使用生长调节剂各种农业技术措施促花提高坐果科学防治病虫害等。

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  • The scientists also studied the motion of real stick insects to understand the control mechanisms in the insect's nervous system and turn them into viable computer models.

    科学家研究了真正竹节虫议案了解昆虫神经系统控制机制使成为可行计算机模型

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  • Some of the pesticides were used in order to control the damages caused by diseases and insects, but there are no pesticide residues in rice.

    虽然有些农药使用次数使用量有所突破,检测结果仍检出农药残留。

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  • The appropriation comprehension measures are advanced in the article, according to the investigation and experience in the prevention and control of different insects with more than 10 years.

    本文根据10多年来对棕榈科植物虫害调查防治经验提出虫害防治综合措施

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  • Now DFB is widely used to control over 90 species insects of agriculture, forest, fruit, vegetable, store grain, graziery, sanitation and so on.

    目前幼脲已用于防治农林果树蔬菜、贮畜牧卫生90多种害虫

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  • The prerequisite for the natural enemies to be able to control insect pest is that the increase of injurious insects is restrained by the density of the latter.

    捕食天敌防治病害前提害虫猎物数量增长害虫自身密度制约。

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  • Scinentists jumped to the rescue with some distinctly shaky evidence to the effect that insects would eat us up if birds failed to control them.

    科学家们立即拿出某些明显不住证据前来救驾,大致的是如果鸟儿不能控制害虫的话,害虫会把我们吃掉

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  • Growers around the world are using new methods to grow grapes to make wine. These include natural and organic methods to control harmful insects and weeds instead of using chemicals.

    全世界种植者都在使用新的方法种植葡萄酿酒包括自然有机的方法取代化学药品控制害虫杂草

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  • PESTDIAG is a multimedia expert system, it can be used to identify common vegetable insects (more than 80 species) in north China; also, relative pest control methods are provided.

    PESTDIAG属于多媒体专家系统辅助用户对北方菜田常见害虫(总计80进行识别与治理。

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  • Spraying with insecticides and fungicides may be necessary to control any insects and diseases.

    也许必要喷洒杀虫剂杀菌剂防止病虫害。

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  • It becomes more and more carefully to control forest insects by pesticide because the people's senses of environmental protection have been constantly strengthened.

    化学农药防治森林害虫随着人们环保意识不断增强在应用越来越慎重

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  • It becomes more and more carefully to control forest insects by pesticide because the people's senses of environmental protection have been constantly strengthened.

    化学农药防治森林害虫随着人们环保意识不断增强在应用越来越慎重

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