锦州市太和区种畜场葡萄研究所负责人刘更秋,1985年在自家的庭院里建了一个地窖,同年10月14日将1,500公斤葡萄入窖,他采用“二氧化硫熏蒸法” 并配以科学的管理,使这批葡萄一直贮藏到第二年的5月22日.这1,500公斤葡萄按入窖时每公斤2.50元,出窖时每公斤5.00元计算,总收入7,500元,纯收入5,000元 Liu Gengqiu, head of the grazing farm in Taihe District, Jinzhou City, built a cellar in his courtyard in 1985 and put 1,500 kilograms of grapes into the cellar on October 14 of the same year. He adopted the “sulfur dioxide fumigation method” The grapes were stored until the following year, May 22. The 1,500 kg of grapes will cost 2.50 yuan per kilogram of cellar and 5.00 yuan per kilo of cellar, with a total income of 7,500 yuan and net income of 5,000 yuan