pest 高考六级考研GRE

Rhyncnophorus ferrugineus (Olivier) is a quarantine pest in our country.

摘要红棕象甲是我国林业检疫性害。

That disobedient boy is a pest.

那不听话男孩令人厌。

Many pests are resistant to the insecticide.

许多害对这种杀剂有抵抗力。

I was a nuisance, an incumbrance, and a pest.

我是厌东西，累赘，和祸害。

(5) disaster diastrophism, artificial, rat damage, insect pest and so on causing.

（5）因天灾地变、人为、鼠害、害等所导致者。

Insects which eat crops are pests.

吃庄稼昆是害。

Metaflumizone, a new insecticide for controlling Lepidopterous and some Coleoptera pests, was briefly reviewed.

氰氟腙是种新型杀剂，主要用于防治鳞翅目和部分鞘翅目害。

The ladybug attacks the molluscoid pest while the green lacewing feeds on a variety of other insects.

其中瓢能对付软体害，草蛉能捕食害卵及幼。

In the insect pest of balsamine, the mainest is mite, the red spider that often says namely.

在凤仙花害中,最主要是螨,即常说红蜘蛛。

The borer pest (longicorn, termite) and the sucking mouthparts, such as scale insect and longicorn, occupies the dominant species.

危害严重有黑翅土白蚁、黄翅大白蚁、柑桔红蜘蛛、灰白蚕蛾等4种。

There are lots of factors causing infestation of phytophagous pests and changes of dominate species in the apple orchards.

摘要苹果园内植食性昆种群数量上升和主要种类变替，原因是多方面。

The beet armyworm, Spodoptera exigua (Hubner), is a polyphagous pest with worldwide distribution mainly in tropical and subtropical regions.

从80年代中后期开始，甜菜夜蛾连续多年在我国各省份爆发成灾，成为农业生产上种灾难性害。

Ivela ochropoda is one of the main defoliator pest occurred in Ulmus pumila, and is very serious in Wuqi County.

摘要榆毒蛾是榆树食叶害之，在吴起县发生严重。

Parasitic forms are found in the roots of many plant species;the potato-root eelworm, for example, is a serious pest of potatoes.

寄生种类见于多种植物根部，如马铃薯根线（potato-root eelworm），是马铃薯重要害。

The community species mainly consisted of Coleopteran and Lepidoptera secondly.The above-mentioned 2 species made up the main body of this community in which initial pests dominated in number.

不同出口农产品昆群落物种组成差别不大，5种出口农产品除大蒜外，初期性害在数量上均占有相当大优势。

If you have problems with pests or mosquitoes in your home but are tired of setting traps or using messy and dangerous chemicals and poisons, the latest PESTAWAY "Deluxe" Pest Repeller is the answer.

如果您有问题或蚊子害在您家中，但已经厌倦设置陷阱，或使用混乱和危险化学品和毒药，最新PESTAWAY “豪华”害Repeller就是答案。