通过吮吸铁杉幼嫩枝的汁液,树木的生长被毛茸茸的叶蝉阻碍,导致针叶从深绿色变为灰绿色,并提早掉落。
By sucking sap from the young twigs of the hemlock tree, tree growth is retarded by the woolly adelgid, causing needles to change color from deep green to grayish green and to drop prematurely.
半翅目叶蝉科殃叶蝉亚科新属新种中国。
Hemiptera Cicadelidae Euscelinae new genus new species China.
葡萄斑叶蝉是威胁新疆葡萄生产的重要害虫。
Grape leafhopper, Erythroneura apicalis Nawa, is one of important pests in grape growth area in Xinjiang.
桃一点小叶蝉在贵阳是桃和碧桃的重要害虫之一。
The peach leafhopper (Typhlocyba sudra) is one of the important insect pests of peach tree in Guiyang.
同翅目飞虱、叶蝉等小型昆虫的鸣声是由寄主植物传递为介质的振动。
The sound of planthoppers and leafhoppers in Homoptera is a medium vibration that delivered by their host plant.
这里不使用杀虫剂,而是电子灭虫器来保护茶树免受叶蝉及其它嗜茶叶害虫的侵害。
Instead of pesticides, bug-zappers protect the crop from leafhoppers and other tea-loving pests.
植原体病原主要依靠吸食植物韧皮部的昆虫介体传播,如叶蝉、木虱等。
Primary vectors for transmitting phytoplasma are insects feeding on the sap of phloem, such as leafhopper, and psylla.
特定年龄生命表分析表明拥挤对白背飞虱的综合影响程度比对电光叶蝉小。
Age specific life table analysis showed that the integrated effect of crowding on ZLH is stronger than on WBPH.
并对这些害虫的危害性作了简评,其中隐脉叶蝉亚科种类的危害性相对最大。
The damages of the pests to the bamboo are discussed briefly. The species of Nirvaninae are one of the most important pests infesting bamboo.
粘虫胶诱杀技术对于小型昆虫如蚜虫、粉虱、叶蝉、斑潜蝇、蓟马等有着良好的效果。
Sticky traps for trapping and killing to have good result to the small insects, such as aphids, whitefly, Leafhopper, vegetable leaf miner, thrips, etc.
用途:主要用于防治水稻、小麦、棉花等作物上的刺吸式口器害虫,如蚜虫、叶蝉、蓟马、白粉虱及马铃薯甲虫和麦秆蝇等。
Application: it is a systemic insecticide, with both contact and stomach action against sucking mouthparts pests such as plant hoppers, aphids, leafhoppers, thrips whitefly, ect.
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。在此基础上,建立了不同虫口密度与茶鲜叶经济损失率线性回归方程。
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.
昌黎地区酿酒葡萄园害虫主要有19种,其中主要害虫有绿盲蝽、葡萄二星叶蝉、金龟子、斑衣蜡蝉、葡萄短须螨、葡萄天蛾、葡萄虎蛾、葡萄锈壁虱等。
In Changli, there were 19 pests harming vine grape. The main pest were green canker worm, two-star leafhopper of grape, dorbeetle, wax cicada, acarus, hawkmoth, tiger moth, rust tick etc.
时届清秋菊蟹肥﹐梧桐叶落瘦蝉稀。
It is now clear autumn, chrysanthemums and crabs both growing fat; Leaves of Chinese parasols fall while lean cicadas are scarce.
叶底蝉蟟尤更苦,吸风饮露伴入饥。
Securinega particular, cicada Liao more bitter, with suction drinking dew into hunger.
叶底蝉蟟尤更苦,吸风饮露伴入饥。
Securinega particular, cicada Liao more bitter, with suction drinking dew into hunger.
应用推荐