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害虫是农林业生产上的大敌,防治害虫是保证丰产丰收的关键之一。近三十年来农药发展极其迅速,化学防治占首要地位,不少地方几乎成了独一无二的防治方法。不容否认,化学防治有其极大的优点,但“事物都是一分为二的”,也必须看到其缺点。现在,化学防治的缺点越来越暴露,其中特别令人注意的是:1、影响身体健康。不仅急性中毒经常发生,而且更大量更严重的是慢性中毒,日本人奶中含有六六六,东京人头发中含有汞,美国人、西德人脂肪中含有二二三,就是证明。由于残毒的关系,迫使许多农药不得
Pests are the enemy in the production of agriculture and forestry, pest control is one of the keys to ensure a good harvest. In recent thirty years, the development of pesticides has been extremely rapid and chemical control has taken the first place. In many places, it has become almost a unique prevention and treatment method. It can not be denied that chemical control has its great advantages. However, “things are divided into two parts” and their shortcomings must also be seen. Now, the shortcomings of chemical control more and more exposed, of which particular note is: 1, affect their health. Not only acute poisoning occurs frequently, but also chronic poisoning is more and more serious. Japanese milk contains six hundred sixty-six. Tokyo people have mercury in their hair, Americans, and West German fat contains two hundred twenty-three. Due to the remnants of the relationship, many pesticides are forbidden