几年来,我们对簇室的环境进行了一些摸索和调查,实践证明,簇中通风能较大幅度提高茧质。但是,目前我省大多数社队和个体专业户多采用关门堵窗的方法进行上簇,影响了蚕茧的质量和经济收益。我们于1982年春在长治市陈村蚕桑场进行了通风与关闭对比试验。一、材料和方法供试品种为东肥×华合,簇具为蜈蚣簇。设通风除沙区和门窗关闭除沙区,在同一栋蚕室,朝向一样的两个家,到5龄起蚕后各称取100斤,用湖桑饲喂7日后,有相 Over the past few years, we have carried out some exploration and investigation on the environment of the cluster house. Practice has proved that the ventilation in the cluster can greatly improve the cocoon quality. However, at present, most of the communes and individual professional households in our province mostly use the method of closing the window to close the window and affect the quality and economic benefits of cocoon. In the spring of 1982, we carried out ventilation and closing comparison tests at Chencun Sericulture Farm in Changzhi City. A, materials and methods for the test varieties for the East Fertilizer × Huacheng, clusters with centipede clusters. In addition to sand and deserted areas set up doors and windows in addition to the sand area, in the same Jamsil, towards the same two homes, after the 5th instar ewe each weighed 100 pounds, 7 days after feeding with the lake