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庆安县平安社公社平安大队一队,地处庆安县城东北25华里,气候冷凉,无霜期短,过去种植西瓜熟期晚,产量低,因此很少有人种植,群众吃西瓜难。1982年在县农业技术推广站科技人员的指导下,采用地膜覆盖技术种植15亩西瓜,在百年不遇的大旱情况下,亩产3,000斤,而且7月25日第一批西瓜成熟上市,比没覆盖的西瓜早上市25天。同时于7月10日在西瓜垄邦上种上了萝卜和白菜,由于精心管理,亩收萝卜4,000斤,亩收白菜5,000斤,获得了一季两
Qing’an County Ping An commune peace battalion brigade, located in Qing’an County, 25 kilometers northeast of northeast China, cold climate, frost-free period is short, in the past planting watermelon cooked late, low yield, so few people planted, the masses eat watermelon difficult. In 1982, under the guidance of scientific and technical personnel of County Agricultural Technology Extension Station, 15 mu of watermelon was planted with plastic film mulching technology. Under the rare drought of a century, 3,000 kg of mu was produced per mu, and the first batch of watermelon ripened on July 25, Watermelon covered in the morning 25 days. At the same time on July 10 in the watermelon Kobayashi planted radish and cabbage, due to careful management, harvesting 4,000 acres of grapes, acres of harvested cabbage 5,000 pounds, won the season two