害虫

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

摘红棕象甲是我国林业检疫性害。

Many pests are resistant to the insecticide.

许多害对这种杀剂有抵抗力。

Some communicable diseases are transmitted only through the agency of vermin or insects.

某些传染病只通过害和传播。

In fact I've rarely seen such a pesthole.

事实上我以前很少见到这样的害的洞穴.

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，草蛉能捕食害的卵及幼。

Cyanide is used to kill insects.

氰化物可用杀害。

Insects which eat crops are pests.

吃庄稼的是害。

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

氰氟腙是一种新型的杀剂，主用防治鳞翅目和部分鞘翅目害。

Discovery of subspecies toxic to dipteran and coleopteran insects in 1977 and 1983, respectively.

1977年以前只发现13个亚种，而且这些亚种都只对鳞翅目害有效。

The preys spectrum had certain selectivity,appulsive on the Lepidoptera especially the large-scale larva, appulsive on differentstand also.

对不同类型的林分也有不同的趋向性，对灌木、小乔木等的害防治效果显著，而对高大树木上的害防治效果差。

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，成为农业生产上的一种灾难性害。

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

摘榆毒蛾是榆树的食叶害之一，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.

寄生种类见多种植物的根部，如马铃薯根线（potato-root eelworm），是马铃薯的重害。

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.

不同出口农产品群落的物种组成差别不大，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的优势。

The harm of erineum in creeping oxalis is one of the harms of affecting the normal growth of creeping oxalis and main harmful insects that seriously affects its viewing and admiring value.

酢浆草岩螨是危害酢浆草正常生长并严重影响其观赏价值的主害之一。

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的家中，但已经厌倦设置陷阱，或使用混乱和危险化学品和毒药，最新的PESTAWAY “豪华”害Repeller就是答案。