leafhopper

简明释义

英[ˈliːfˌhɒpə(r)]美[ˈliːfˌhɑːpər]

n. 叶蝉

英英释义

单词用法

同义词

反义词

例句

1.Primary vectors for transmitting phytoplasma are insects feeding on the sap of phloem, such as leafhopper, and psylla.

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。

2.The natural enemies of SGL, especially its egg parasitoids, mymaridae, were plentiful and have an important potentiality for sustainable controlling the leafhopper.

假眼小绿叶蝉的天敌较多，而寄生其卵的缨小蜂对其具有重要的控制作用。

3.The peach leafhopper (Typhlocyba sudra) is one of the important insect pests of peach tree in Guiyang.

桃一点小叶蝉在贵阳是桃和碧桃的重要害虫之一。

4.My mother likes leafhopper, she said, time is like dust, always in a hurry.

妈妈喜欢浮尘子，她说，时光就像浮尘，总是来去匆匆。

5.Grape leafhopper, Erythroneura apicalis Nawa, is one of important pests in grape growth area in Xinjiang.

葡萄斑叶蝉是威胁新疆葡萄生产的重要害虫。

6.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.

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。

7.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.

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。

8.Sticky traps for trapping and killing to have good result to the small insects, such as aphids, whitefly, Leafhopper, vegetable leaf miner, thrips, etc.

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。

9.The laboratory and field experiments showed that the green leafhopper had a preference for yellow green and pale green.

室内外试验的结果基本一致，即假眼小绿叶蝉偏嗜黄绿色、浅绿色。

10.The leafhopper population has exploded this summer, affecting many gardens.

这个夏天，叶蝉的数量激增，影响了许多花园。

11.To control leafhoppers, we need to use specific pesticides.

为了控制叶蝉，我们需要使用特定的杀虫剂。

12.She noticed the leafhoppers jumping from one plant to another.

她注意到叶蝉在一株植物间跳跃。

13.Farmers are concerned about leafhoppers spreading diseases to their crops.

农民们担心叶蝉会将疾病传播给他们的作物。

14.The garden was infested with leafhoppers, which damaged the plants.

花园里感染了叶蝉，这损害了植物。

作文

The world of insects is vast and diverse, with each species playing a unique role in the ecosystem. One such intriguing insect is the leafhopper, known scientifically as the family Cicadellidae. These small, agile insects are characterized by their ability to jump great distances, often evading predators with remarkable agility. The leafhopper is typically found on plants, where it feeds on sap from leaves and stems. This feeding behavior can sometimes lead to damage in crops, making them a concern for farmers. However, they are also important in the food chain, serving as prey for various birds and other insects.The leafhopper is easily recognized by its distinctive shape and vibrant colors, which can range from green to yellow or even red. Their bodies are usually flattened, allowing them to blend in with the foliage, providing camouflage against predators. Observing a leafhopper in its natural habitat can be quite fascinating; they move quickly and can be seen darting between leaves, making them a challenge to catch.In addition to their physical characteristics, leafhoppers are also known for their reproductive habits. Female leafhoppers lay eggs in the stems of plants, and once the nymphs hatch, they begin to feed on the plant sap. This life cycle is crucial for their survival, as it allows them to exploit the resources provided by their host plants. However, this relationship can become problematic when leafhoppers infest agricultural crops, leading to reduced yields and increased costs for farmers.Interestingly, leafhoppers are also vectors for plant diseases. They can transmit pathogens from one plant to another while feeding, which can result in widespread damage to crops. This aspect of their biology has made them a subject of study among entomologists and agricultural scientists, as understanding their behavior and life cycle can help in developing strategies to manage their populations effectively.Despite their potential to cause harm, leafhoppers also play a role in pollination. As they move from plant to plant, they inadvertently transfer pollen, contributing to the reproductive success of various flowering plants. This dual role as both pests and pollinators highlights the complexity of ecological interactions and the importance of maintaining a balanced ecosystem.In conclusion, the leafhopper is a fascinating insect that embodies the intricate relationships within nature. While they can pose challenges for agriculture due to their feeding habits and disease transmission, they also contribute to the ecosystem in meaningful ways. Understanding the leafhopper and its role in the environment is essential for anyone interested in entomology or agriculture. By recognizing the significance of these tiny creatures, we can better appreciate the delicate balance of our ecosystems and work towards sustainable practices that protect both crops and the insects that inhabit our world.

昆虫的世界广阔而多样，每个物种在生态系统中都扮演着独特的角色。其中一种引人入胜的昆虫是leafhopper，科学上称为Cicadellidae科。这些小巧灵活的昆虫以其能跳跃很远的能力而著称，常常凭借惊人的敏捷性逃避捕食者。leafhopper通常栖息在植物上，以叶子和茎中的汁液为食。这种取食行为有时会导致农作物受损，因此对农民来说是一个担忧。然而，它们在食物链中也很重要，是各种鸟类和其他昆虫的猎物。leafhopper因其独特的形状和鲜艳的颜色而易于识别，颜色范围从绿色到黄色甚至红色。它们的身体通常是扁平的，使其能够与树叶融为一体，为捕食者提供伪装。在自然栖息地观察leafhopper是相当迷人的；它们移动迅速，可以看到它们在树叶之间飞快地穿梭，这使得捕捉它们成为一项挑战。除了它们的身体特征，leafhopper还以其繁殖习性而闻名。雌性leafhopper将卵产在植物的茎中，一旦幼虫孵化，就开始吸食植物汁液。这种生命周期对它们的生存至关重要，因为它使它们能够利用寄主植物提供的资源。然而，当leafhopper侵扰农业作物时，这种关系可能会变得成问题，导致产量减少和农民成本增加。有趣的是，leafhopper也是植物疾病的传播媒介。它们在取食时可以将病原体从一株植物传播到另一株植物，这可能导致作物大范围受损。这种生物学特性使它们成为昆虫学家和农业科学家的研究对象，因为了解它们的行为和生命周期可以帮助制定有效管理其种群的策略。尽管它们可能造成危害，leafhopper在授粉方面也发挥了作用。当它们在植物之间移动时，偶然转移花粉，促进了各种开花植物的繁殖成功。这种作为害虫和授粉者的双重角色突显了生态互动的复杂性以及维持平衡生态系统的重要性。总之，leafhopper是一种迷人的昆虫，体现了自然界内错综复杂的关系。虽然由于其取食习惯和疾病传播，它们可能给农业带来挑战，但它们也以有意义的方式为生态系统做出贡献。理解leafhopper及其在环境中的角色对于任何对昆虫学或农业感兴趣的人来说都是至关重要的。通过认识到这些微小生物的重要性，我们可以更好地欣赏生态系统的微妙平衡，并努力采取可持续的做法，保护作物和栖息在我们世界中的昆虫。