psyllid

简明释义

英[ˈpsɪlɪd]美[ˈsɪlɪd]

n. 木虱

英英释义

单词用法

同义词

反义词

例句

1.It appears to be related to a bacterium transmitted by the potato psyllid's relative, the citrus psyllid.

该细菌似乎和马铃薯木虱的亲缘生物——柑桔木虱——传播的细菌有亲缘关系。

2.This paper dealt with the developmental temperature and effective accumulated temperature of different stage and whole generation of Longan psyllid.

报道了龙眼角颊木虱的各个虫态及全世代的发育起点温度和有效积温，并与实际发生情况作了初步验证。

3.But the potato psyllid is merely the vector. The actual pathogen is still elusive.

但马铃薯木虱只是传播媒介，真正的病原体尚不清楚。

4.In fact, the psyllid eats knotweed exclusively.

事实上，虎杖虱只吃这一种植物。

5.This paper dealt with the developmental temperature and effective accumulated temperature of different stage and whole generation of Longan psyllid.

报道了龙眼角颊木虱的各个虫态及全世代的发育起点温度和有效积温，并与实际发生情况作了初步验证。

6.The garden was infested with psyllids, making the plants look unhealthy.

花园里感染了飞虱，让植物看起来不健康。

7.To control psyllid populations, we need to introduce natural predators.

为了控制飞虱的数量，我们需要引入自然捕食者。

8.Farmers often struggle with psyllid outbreaks during the summer months.

农民们在夏季常常与飞虱的爆发作斗争。

9.Homeowners should regularly check for signs of psyllid damage on their plants.

房主应定期检查植物上是否有飞虱损害的迹象。

10.The research focused on the life cycle of the psyllid and its impact on crops.

这项研究集中于飞虱的生命周期及其对作物的影响。

作文

In the world of entomology, the study of insects is vast and varied, with countless species contributing to the intricate web of ecosystems. Among these species, the psyllid (飞虱) stands out as a fascinating group of insects that often goes unnoticed by the general public. Psyllids are small, jumping insects that belong to the family Psyllidae. They are commonly referred to as 'jumping plant lice' due to their remarkable ability to leap away from danger. These insects are primarily found on plants, where they feed on sap, and their presence can have significant implications for both agriculture and horticulture.One of the most intriguing aspects of psyllids (飞虱) is their life cycle. Like many insects, they undergo a metamorphosis, progressing from eggs to nymphs, and finally to adults. The nymph stage is particularly interesting because these young psyllids (飞虱) often exhibit unique behaviors and characteristics that differ from their adult forms. For instance, nymphs may produce a waxy coating that helps protect them from predators and environmental stressors. This adaptation is crucial for their survival, especially in habitats where they are exposed to various threats.Psyllids are also known for their role as pests in agriculture. Certain species can cause significant damage to crops by feeding on the sap of plants, leading to stunted growth and reduced yields. Moreover, some psyllids (飞虱) are vectors for plant diseases, transmitting pathogens that can devastate entire fields. For example, the potato psyllid has been linked to the spread of a bacterial disease known as zebra chip, which affects potatoes and can lead to severe economic losses for farmers. Understanding the behavior and biology of psyllids (飞虱) is essential for developing effective pest management strategies that minimize their impact on agriculture.In addition to their agricultural significance, psyllids (飞虱) also play a role in the ecosystem as herbivores. By feeding on plant sap, they contribute to the natural balance of plant communities. Their feeding habits can influence plant health and growth, promoting biodiversity within their habitats. Furthermore, psyllids (飞虱) serve as a food source for various predators, including birds and other insects, thus integrating them into the food web.Research on psyllids (飞虱) has expanded in recent years, focusing on their ecological roles and interactions with plants and other organisms. Scientists are studying their behavioral patterns, reproductive strategies, and responses to environmental changes. This research is vital not only for understanding the biology of psyllids (飞虱) but also for informing conservation efforts and sustainable agricultural practices.In conclusion, psyllids (飞虱) are more than just small, jumping insects; they are integral components of our ecosystems with significant implications for agriculture and biodiversity. As we continue to explore the complexities of insect life, it is essential to appreciate the roles that even the smallest creatures, such as psyllids (飞虱), play in maintaining the balance of nature. By fostering a greater understanding of these insects, we can develop better strategies for managing their populations and protecting our crops, ensuring a sustainable future for agriculture and the environment.