从大量使用农药来防治病虫草害至今的几十年里，农药的使用对人类和社会的贡献是全世界人们都有目共睹的。
From the large use of pesticide to control pest to today, the contribution of the use of pesticide for human and social is known all over the world.
但是上世纪食物的巨大需求导致化学合成农药在世界范围内大量使用，尤其是滴滴涕和类似的农药问世以后。
But a growing demand for food drove a global shift to synthetic pesticides last century, especially once DDT and similar insecticides hit the market.
赤霉素(GA3)是一种植物生长调节剂类农药，当大量使用时会产生一定毒性。
Gibberellin (GA3) is a kind of plant growth regulator pesticides. When GA3 is used excessively, it would produce a certain toxicity.
农村农药和化肥的大量使用，使地表水受到了严重污染，农村经济基础薄弱，饮水设施又十分简陋，这些造成了大量村民饮水困难。
On one hand, a great deal of pesticide and fertilizer is used in the countryside, which brings serious pollution to the surface water;
有机磷农药的大量生产和使用对饮用水安全造成了潜在的巨大威胁。
The extensive production and use of organophosphorus pesticides pose a great threat to drinking water safety.
农业生产过程中，农药、化肥、农膜等的大量使用造成了严重的大气、土壤和水污染。
The atmosphere, the soil and the water had been polluted because of using the agricultural chemicals, the chemical fertilizer and the agricultural membrane.
由于混配农药的大量生产和使用，我国混配农药中毒和死亡病例迅速增多，混配农药中毒已成为我国农村严重的劳动卫生问题。
At present, the amounts of mixed pesticide poisoning and death cases are increasing rapidly following after mass production and application of mixed pesticides in our country.
为控制病虫害，生产者将不得不大量使用各种农药，特别是化学农药的不合理使用，降低了蔬菜产品的安全性。
In order to control the pest, producers will have a variety of large-scale use of pesticides, especially the irrational use of chemical pesticides, greatly reducing the safety of vegetable products.
随着农药的大量使用，其抗性问题甚至比其它农作物害虫更为严重。
With the use of more and more miticides, the resistant problem of mites is more serious than those of many other crop pests.
由于化肥和农药的大量使用，农业非点源已成为中国水环境的主要污染源。
Due to wide applications of fertilizers and pesticides, agricultural non-point sources has been the key pollution source of water environment in China.
事实上，大量使用能源和化学农药的耕作方式所带来的毒害性影响往往远甚其利。
When in fact the deleterious effects of energy and chemical intensive agricultural methods often outweigh the benefits.
事实上，大量使用能源和化学农药的耕作方式所带来的毒害性影响往往远甚其利。
When in fact the deleterious effects of energy and chemical intensive agricultural methods often outweigh the benefits.
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