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1980年7月31日—8月2日,由武汉市科委主持召开了孑孓灵制剂大面积应用效果鉴定会。来自全国的38个单位的48位代表参加了会议。
July 31, 1980 - August 2, chaired by the Wuhan Science and Technology Commission held a large area of larvae Ling agent application appraisal. Forty-eight delegates from 38 units nationwide attended the meeting.