室内外试验与大面积防治结果证明：应用苏云金杆菌生物药剂防治黄脊竹蝗最适期，应掌握刚孵化后１－２龄跳蝻未上竹林之前，经观察，三明市约在５月上旬跳蝻出土，防治药剂的最佳浓度，经方差分析，筛选结果以粉剂０．３：０．７．水剂２：１００效果最好． Indoor and outdoor experiments and large-scale control results show that: the application of Bacillus thuringiensis biological agents to control the optimum period of Huangji Zhu grasshopper, should be mastered immediately after hatching 1-2 jump jungle bamboo before, after observation, Sanming City in early May about Hop 蝻 unearthed, the best concentration of prevention and treatment agents, analysis of variance, the screening results to powder 0.3: 0.7. 2: 100 best solution.