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为了解决育蜂治虫冷藏问题,我站在总结几年来利用土冰窖和吸取外地经验的基础上,于1975年研究修建了双层拱式冰窖,代替冷库,效果很好。冰窖为半地下式,选择地势较高的地方,在离地面以下3米处修一个冷藏间,高1.7—2米,用单砖砌外墙,里墙用钢筋混凝土修成,两层墙之间夹以沥青和油毡纸,以
In order to solve the refrigerated problem of beekeeping worms, on the basis of summing up the use of soil ice pits in recent years and drawing on field experience, I studied in 1975 to build a double-arch ice cave, instead of cold storage, the effect is very good. Ice cellar for the semi-underground type, choose a high-lying place, at a distance of 3 meters below the ground repair a cold storage room, 1.7-2 meters high, with a single brick wall, the wall is reinforced with reinforced concrete, between the two walls Folder with asphalt and linoleum paper, with