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自從1951年在河北省晋縣作了試驗以後,預防棉蚜工作引起了廣大羣眾的注意。在中央文化教育委員會、中央農業部及中國科學院諸位負責同志的關懷與督促下,我們又得到河北省農林廳的負責同志們熱忱協助,所以在1952年選擇了晋縣、肥鄉及滿城三縣與中央農業部病蟲害防治司合作做了一次比較大規模的試驗,時間是在1952
Since 1951 in Jin County, Hebei Province, after the test, the prevention of cotton aphid work aroused the attention of the general public. With the care and supervision of the responsible comrades of the Central Committee of Culture and Education, the Central Ministry of Agriculture, and the Chinese Academy of Sciences, we have been enthusiastically assisted by responsible comrades from the Agriculture and Forestry Department of Hebei Province. Therefore, in 1952, they selected Jinxian, Fatuxiang and Mancheng III County and the Ministry of Agriculture Pest Control Division to do a larger trial, the time is in 1952