植物生长调节剂是现代农药的一个重要组成部分，利用它，人们可以把作物的生长调控在对人有利的方向上。
Plant growth regulator is one of the important parts of the Pesticides, it is used to act on the crops themselves directly and controls their growth on people's wills.
现代水稻产量是20世纪60年代以前的水稻产量的两到三倍，但它们也需要更多的水、化肥和农药。
Modern rice plants produce two to three times more grain than was possible before the nineteen sixties. But they also require large amounts of water, chemical fertilizers and pesticides.
据说，用常规的现代方法饲养动物，意味着使用激素以加快其增长，使用抗生素以对抗疾病和使用农药去种植饲养动物的饲料。
That said, raising animals with conventional modern methods often means using hormones to speed up growth, antibiotics to resist disease and pesticides to grow the grain fed to the animals.
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