armyworm

简明释义

英[ˈɑːmɪˌwɜːm]美[ˈɑrmɪˌwɜːrm]

n. 粘虫；[植保] 行军虫

英英释义

单词用法

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例句

1.The roles of plant inducible resistance in biological control of the beet armyworm and the research exploring new resistant varieties of crops in future were also discussed.

展望了植物诱导抗虫性在甜菜夜蛾的生物防治和新型抗虫品种开发等领域的应用前景。

2.Radar observations indicated that the stratification occurred in the course of the Oriental armyworm migration. The moths headed southwest in autumn migration.

雷达观测发现粘虫在空中迁飞过程中具有成层现象，并有较强的秋季回迁定向行为，其头部总是朝向西南；

3.Studies on the chitin synthesis pathway genes of the beet armyworm and their utilization.

甜菜夜蛾几丁质合成通路基因的研究和应用。

4.The structure and function of the internal reproductive organs of the armyworm moth especially the formation of spermatophore have been described in this paper.

本文叙述了粘虫生殖系统各器官名称、功能及授精过程中精包的形成。

5.The beet armyworm, Spodoptera exigua (Hubner), is a polyphagous noctuid of worldwide importance that feeds on various agricultural crops, including vegetable, cotton and ornamental.

甜菜夜蛾隶属于鳞翅目夜蛾科，是一种世界性分布、杂食性重要农业害虫，主要危害蔬菜、棉花和观赏植物。

6.Using computer simulating technique and cohort conception, the simulation model of armyworm population dynamics under variable temperatures was built.

应用计算机模拟技术，引入同龄组的概念，建立了适合于估测变温条件下粘虫种群动态的计算机模拟模型。

7.The rate of parasiting to the oriental armyworm is seriously influenced by the day number of raining of April and of dewing from 11-25, March of last year.

对寄生率影响较明显的为侵染期的降雨日数和前一年线虫脱出高峰期的露日数。

8.The beet armyworm, Spodoptera exigua (Hubner), is a polyphagous noctuid of worldwide importance that feeds on various agricultural crops, including vegetable, cotton and ornamental.

甜菜夜蛾隶属于鳞翅目夜蛾科，是一种世界性分布、杂食性重要农业害虫，主要危害蔬菜、棉花和观赏植物。

9.The mechanism and inducement of plant inducible resistance induced by the beet armyworm were introduced.

介绍了甜菜夜蛾取食诱导的植物抗虫性产生的原因和机制；

10.Research shows that climate change may increase the prevalence of armyworm 军虫 infestations.

研究表明，气候变化可能会增加军虫 军虫侵害的普遍性。

11.To control the spread of armyworm 军虫, he applied a pesticide recommended by agricultural experts.

为了控制军虫 军虫的传播，他使用了农业专家推荐的农药。

12.Farmers are advised to monitor their fields for signs of armyworm 军虫 activity regularly.

建议农民定期监测他们的田地，以观察军虫 军虫活动的迹象。

13.The sudden outbreak of armyworm 军虫 caused panic among local growers.

由于军虫 军虫的突然爆发，当地种植者感到恐慌。

14.The farmer noticed that the corn was being destroyed by the armyworm 军虫 infestation.

农民注意到玉米被军虫 军虫的侵害所摧毁。

作文

The term armyworm refers to the larval stage of certain moth species, particularly those belonging to the family Noctuidae. These pests are notorious for their ability to cause significant damage to crops, especially in agricultural settings. The most common types of armyworm include the fall armyworm and the yellow-striped armyworm. Farmers often dread the arrival of these pests, as they can quickly devastate fields of corn, soybeans, and other essential crops.The life cycle of an armyworm begins when adult moths lay eggs on the leaves of plants. Once the eggs hatch, the larvae emerge and begin to feed voraciously on the foliage. This feeding behavior is particularly destructive, as armyworms can consume entire sections of a plant in a short period. Their name derives from their tendency to move in large groups, resembling an army as they march across fields in search of food.Farmers face a significant challenge when dealing with armyworm infestations. Not only do these pests reproduce rapidly, but they also have developed resistance to many chemical pesticides. This resistance makes it increasingly difficult for farmers to control their populations effectively. Integrated pest management strategies are essential in combating armyworm outbreaks. These strategies may include crop rotation, planting resistant crop varieties, and employing natural predators that can help keep armyworm numbers in check.The economic impact of armyworm infestations can be severe. In some cases, a single infestation can lead to losses of millions of dollars for farmers. This financial strain can affect not only the farmers themselves but also the local economies that rely on agriculture. As a result, ongoing research into better management practices and pest control methods is crucial.In recent years, climate change has also played a role in the spread of armyworm populations. Warmer temperatures and altered weather patterns can create favorable conditions for their growth and reproduction. This means that regions previously unaffected by armyworm infestations may now find themselves facing these pests for the first time. As such, it is vital for farmers and agricultural researchers to stay informed about the latest developments regarding armyworm behavior and management techniques.In conclusion, understanding the biology and behavior of armyworm is critical for effective agricultural management. These pests pose a significant threat to crops worldwide, and their potential for rapid reproduction requires vigilant monitoring and intervention. By employing integrated pest management strategies and staying informed about environmental changes, farmers can better protect their crops from the devastating effects of armyworm infestations. The battle against armyworm is ongoing, and it is one that requires cooperation and innovation within the agricultural community to ensure sustainable food production for the future.

术语armyworm指的是某些蛾类物种的幼虫阶段，特别是属于夜蛾科的那些。这些害虫因其对作物造成重大损害的能力而臭名昭著，尤其是在农业环境中。最常见的armyworm类型包括秋季armyworm和黄条armyworm。农民常常害怕这些害虫的到来，因为它们可以迅速摧毁玉米、大豆和其他重要作物的田地。armyworm的生命周期始于成年蛾在植物叶子上产卵。一旦卵孵化，幼虫就会出现并开始贪婪地啃食叶片。这种取食行为特别具破坏性，因为armyworms可以在短时间内消耗整株植物的整个部分。它们的名字源于它们倾向于成群移动，像军队一样在田野中行进寻找食物。农民在应对armyworm的侵扰时面临重大挑战。这些害虫不仅繁殖迅速，而且对许多化学杀虫剂产生了抗药性。这种抗药性使得农民越来越难以有效控制它们的数量。综合害虫管理策略对于应对armyworm的爆发至关重要。这些策略可能包括轮作、种植抗病品种以及利用自然捕食者来帮助控制armyworm的数量。armyworm侵扰的经济影响可能是严重的。在某些情况下，单次侵扰可能导致农民损失数百万美元。这种经济压力不仅会影响农民本身，还会影响依赖农业的地方经济。因此，持续研究更好的管理实践和害虫控制方法至关重要。近年来，气候变化也在armyworm种群传播中发挥了作用。温暖的气温和改变的天气模式可能为它们的生长和繁殖创造有利条件。这意味着以前未受到armyworm侵扰的地区现在可能首次面临这些害虫。因此，农民和农业研究人员必须及时了解关于armyworm行为和管理技术的最新发展。总之，理解armyworm的生物学和行为对有效的农业管理至关重要。这些害虫对全球作物构成重大威胁，其快速繁殖的潜力需要保持警惕的监测和干预。通过采用综合害虫管理策略并及时了解环境变化，农民可以更好地保护他们的作物免受armyworm侵扰的破坏性影响。与armyworm的斗争仍在继续，而这需要农业社区的合作与创新，以确保未来可持续的粮食生产。