题目The locust(蝗虫)is a insect that eats the crops. (harm) 相关知识点: 试题来源: 解析 harmful 【详解】 句意:蝗虫是一种吃庄稼的害虫。此空修饰名词insect,应填形容词作定语,harm对应的形容词harmful“有伤害的”,故填harmful。反馈 收藏
根据上文“The locust usually does things alone.”可知,蝗虫都是独自行动,选项C“它自己生活,自己吃饭。”符合题意,故选C。【小题2】根据下文“It is found in Africa, the Middle East, and Asia — in about 60 countries altogether. When desert locusts swarm, so many plants and people in the...
LOCKWOOD. Locust: The Devastating Rise and Mysterious Disappearance of the Insect that Shaped the American Frontier. New York: Basic Books. 2004. Pp. xxiii, 294. $25.00 The near extinction of the bison—which declined in number from an estimated thirty million animals in the early nineteenth ...
Pesticides, too, are overdue for an upgrade. In the panic following the latest upsurge, some governments carpet-sprayed organophosphate pesticides, chemicals that serve as locust nerve agents. The effect was as satisfying as it was swift. ...
An important invasive insect pest,locust gall midge Obolodiplosis robiniae(Haldemann)(Diptera:Cecidomyiidae),was newly discovered from China.Native to Nort... ZQ Yang,XR Qiao,BU Wen-Jun,... - 《Acta Entomologica Sinica》 被引量: 58发表: 2006年 Occurrence of Obolodiplosis robiniae (Diptera...
The locust(蝗虫)is a kind of insect、Though it is very stnall, it can cause great trouble to plants and people. The locust usually does things alone. 51.. But,sometimes, something changes the way nature works. When the number of locusts increases somewhere and there are lots of plants...
根据第一段“The desert locust(蝗虫) is the most dangerous migratory pest with a hug e appetite unmatched in the insect world.(沙漠蝗虫是最危险的迁徙性害虫,其巨大的食欲是昆虫界无法比拟的)”和第二段“To control these swarms, some experts think drone (无人机) technology could provide survey ...
It's something much smaller and not so well-known as an earthquake or tsunami — it's an insect called the locust (蝗虫). The locust usually does things alone — it lives on its own and eats on its own. But, sometimes, something changes the way nature works. When the number of ...
Phytal: a candidate sex pheromone component of the moroccan locust dociostaurus maroccanus Our results demonstrate that phytal is a candidate sex pheromone component of the Moroccan locust; it is produced by mature males, and might be eaves... Benjamin,Fürstenau,Lourdes,Muoz,Milagro,Coca-Abia,...
The sophisticated insect olfactory system plays an important role in recognizing external odors and enabling insects to adapt to environment. Foraging, host seeking, mating, ovipositing and other forms of chemical communication are based on olfaction, wh