We should control insects biologically by introducing their natural enemy.

我们应该通过引进天敌这种生物手段来控制害虫。

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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：在同一块土地上连续种植不同的作物以提高土壤肥力并帮助控制昆虫的生长和疾病的蔓延。

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

所有控制昆虫和啮齿动物的重大措施都必须和当地国家的规章和程序相协调，尤其是同当地的全国疟疾防治计划。

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After World War Two, these poisonous chemicals were widely used to control insects.

VOA: special.2010.03.14

Professor Reppert says scientists thought they understood the control system in the monarchs until they took a closer look at the insects' antenna.

VOA: special.2010.04.27

These include natural and organic methods to control harmful insects and weeds instead of using chemicals.

VOA: special.2009.07.14

However, it said that if insects were to be equipped with control mechanisms and other add-on kit, the equipment would require a power source.

BBC: Cyborg search-and-rescue insects' power source unveiled

Prof Dan Goldman, who was also involved in the study, explained that these remarkably successful insects were able to manipulate their environment - using it to control their movement.

BBC: Ant studies to aid design of search and rescue robots

So the native South African took the insects (Scarabaeus satyrus) into the Johannesburg planetarium where she could control the type of star fields a beetle might see overhead.

BBC: Dung beetles guided by Milky Way