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- Control Empoasca Vitis 控制叶蝉
- Effect of different densities of Empoasca vitis on the yield loss rate and the damage indexes of fresh tea leaves was evaluated with the net method. 摘要利用网罩法测定了假眼小绿叶蝉不同虫口密度对茶鲜叶产量及受害指数的影响。
- The feeding behaviors of tea leafhopper, Empoasca vitis Gothe, on 4 tea plant cultivars were monitored by videotex Direct Current-Electrical Penetration Graph, i.e. DC-EPG. 应用可视DC-EPG方法研究了假眼小绿叶蝉Empoasca vitis Gothe在4个品种茶树上的取食行为。
- The index of population density of dominant insect pest was increased greatly in those tea gardens with higher chemical insecticide expense, especially for tea leaf hopper (Empoasca vitis Gotho). 农药费用高的茶园优势害虫种群密度大,尤以假眼小绿叶蝉明显。
- Population Change of Empoasca vitis on Tea Shoot and its Control by Means of Picking Leaf 假眼小绿叶蝉在茶梢上的种群变化与采茶防治
- Orientation Response of Empoasca vitis to Tea Shoots Volatiles 假眼小绿叶蝉对茶树挥发物的定向行为反应
- Industry rarely thrives under government control. 在政府控制之下工业很少会发达。
- Those rebellious teenagers are hard to control. 那些反叛的青少年很难管教。
- Pollution control has cleared the air. 污染管制已净化了空气。
- Empoasca vitis 假眼小绿叶蝉
- An ASCII control character, end of medium. 一种ASCII码控制字符,媒体结束符。
- The firemen were unable to control the blaze. 消防队员无法控制这场大火。
- Empoasca vitis Gothe 假眼小绿叶蝉
- Signals control each section of the railway track. 各种信号控制着铁路轨道的每个部分。
- Inflation has got out of control. 通货膨胀失去了控制。
- Empoasca vitis (Gothe) 假眼小绿叶蝉
- The lorry ran down the hill out of control. 卡车失去控制直往山下冲去。
- The model plane got out of control and crashed. 模型飞机失控坠落下来。
- Empoasca vitis Gbthe 假眼小绿叶蝉
- He has little control over his emotions. 他控制不住自己的感情。