单词 | pest |
释义 | pest (pest ) Word forms: pests 1. countable noun Pests are insects or small animals which damage crops or food supplies. ...crops which are resistant to some of the major insect pests and diseases. Each year ten percent of the crop is lost to a pest called corn rootworm. ...new and innovative methods of pest control. 2. countable noun You can describe someone, especially a child, as a pest if they keep bothering you. [informal, disapproval] He climbed on the table, pulled my hair, and was generally a pest. Collocations: pest resistance Over time, repeated application increases pest resistance, while its effects on other species can facilitate the pest's resurgence. Retrieved from Wikipedia CC BY-SA 3.0 That epidemic was the result of a similar overuse of elms in urban environments, leading to a monoculture that lacked any disease or pest resistance. Retrieved from Wikipedia CC BY-SA 3.0 Hardness, as well as its moisture, weathering and pest resistance makes it useful for construction and carpentry. Retrieved from Wikipedia CC BY-SA 3.0 Certain varieties contain more than others, and some selective breeding and genetic modification studies have focused on using this trait to identify and produce commercial varieties with increased pest resistance. Retrieved from Wikipedia CC BY-SA 3.0 New biotechnology tools will be used to transfer the perennial characters into cultivated rice, and new knowledge of genetic diversity will be applied to develop pest resistance. Retrieved from Wikipedia CC BY-SA 3.0 I removed those malicious pest species that every farmer despises. Christianity Today Urban areas are becoming vast reservoirs of predators and pest species. Times, Sunday Times Historically, the wolf has officially been considered a pest species and so it was hunted throughout the year without any limits. Retrieved from Wikipedia CC BY-SA 3.0 The category of synanthrope includes a large number of what humans regard as pest species. Retrieved from Wikipedia CC BY-SA 3.0 Several cyprinids have been introduced to waters outside their natural ranges to provide food, sport, or biological control for some pest species. Retrieved from Wikipedia CC BY-SA 3.0 Translations: Chinese: 害虫 Japanese: 害虫 |
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