This chemical pesticide kills only the small organisms that carry the Guinea worm larvae.

这种化学杀虫剂只会杀死携带麦地那龙线虫幼虫的小型生物。

Unlike chemical pesticides, sound waves leave no toxic residue.

与化学农药不同，声波不会留下有毒残留物。

This ushered in the era of chemical pesticides.

农业进入了化学农药时代。

For years, the local agricultural bureau had worked with farmers to implement chemical fertilizers, chemical pesticides, industrial farm machinery.

多年来，当地农业局与农民一起实施化肥、化学农药、工业化农机具。

And weatherproofing means complete control of incoming contaminants and pests, completely eliminating the need for the use of chemical pesticides.

防风雨意味着完全控制传入的污染物和害虫，完全消除了使用化学杀虫剂的需要。

He asked people not to eat grapes until the company stopped using these chemical pesticides, which he thought were dangerous.

他要求人们在公司停止使用这些他认为危险的化学农药之前不要吃葡萄。

Pest resistant crops greatly reduce the need for chemical pesticides. And best of all, pest resistant crops don't harm birds at all.

抗虫作物大大减少了对化学杀虫剂的需求。 最重要的是， 抗虫作物根本不会伤害鸟类。

Student : That’s good to know. I like the fact that organic farms don’t use chemical pesticides or anything that can pollute the soil or the water.

学生：很高兴知道。我喜欢有机农场不使用化学杀虫剂或任何会污染土壤或水的物质。