1957年黄梅县在湖北农科所的帮助下,引进了少量黑青小蜂(Dibrachys cavas)蜂种,于3月份在孔垄公社少数仓库里进行试放,获得理想效果,寄生率都在90％以上,如孔东管理区辉煌生产队茅屋仓库放蜂后,5月下旬检查寄生率达100％,这对压缩第一代红铃虫虫口起了很大作用。7月份在其附近棉地调查,棉花 In 1957, with the help of Hubei Academy of Agricultural Sciences, Huangmei County introduced a small amount of bee species of Dibrachys cavas and put it into trial operation in a few warehouses at Gong’e Commune in March. The results were satisfactory with parasitic rates of 90 %, Such as Kongdong Management District Brilliant production team hut warehouse put beekeeping, check the parasitic rate in late May 100%, which plays a significant role in the compression of the first generation of red bell bugs. July cotton survey in its vicinity, cotton