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Listed medicaments enter into China Forest Protection Information Web: Practice has been proved tetramycin has special efficacy on canker of forest, ulcer, gummosis, leaf falling, anthracnose, leaf spot, wilt of seedling phase, the controlling efficacy was over 98%. At present, tetramycin has successfully popularized in Heilongjiang,Jilin,Liaoning,Inner Mongolia, Xinjiang etc. for forest protection