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The annual cost of manually removing water hyacinth in China reaches as high as 100 million yuan
Wang Yanliang, deputy director of the Department of Science and Technology Education of the Ministry of Agriculture and director of the General Station of Agricultural Ecology and Resource Protection, pointed out in his speech that invasive alien species are showing a trend of rapid growth in China, with nearly 50 new invasive species added in the past 10 years, and more than 20 dangerous invasive species have successively broken out and caused disasters over large areas in China.