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本刊发表恶草灵除草剂广告后,收到一些读者来信,现归纳信中提出的一些问题请省农垦局宋顺祖同志作答。
After we published the ads of evil herbicide weeding Ling, we received some letters from readers, and now we conclude some of the questions raised in the letter to the provincial Bureau of Reclamation Song Shunzu to answer.