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2009年12月19～20日,公益性行业(农业)科研专项迁移性蝗害绿色防控技术研究与示范项目启动会在京召开,原农业部副部长洪绂曾、中国农
From December 19 to December 20, 2009, the research and demonstration project of green prevention and control technology for migratory locusts in the public welfare (agriculture) special field was held in Beijing. Former Vice Minister of Agriculture Hong Hongzeng and Chinese Farmer