安全使用农药您做到了吗？农药，对广大农民朋友来说再熟悉不过了，它是保证农业丰产丰收的重要生产资料。辽宁省每年使用农药的数量按折百计算在２万吨以上，用量之大，范围之广是众所周知的。，然而，农药必竟都具有毒性，只是不同种类的农药毒性不同罢了。生产中一旦使... Are you safe with pesticides? Pesticides are more familiar to the peasants and friends. It is an important means of production to ensure the bumper harvest of agriculture. Liaoning Province, the annual number of pesticides used by the fold calculated in more than 20,000 tons, the amount of large, wide range is well known. However, pesticides should be toxic at all, except for the toxicity of different types of pesticides. Once in production ...