pests的例句大全

Pests, they come in all shapes and sidesand disrupt our lives in variety of ways.

害虫, 它们演变成不同的形态和大小,以各种各样的方式破坏我们的生活.

DDT sprayed into the air kills mosquitoes and other insect pests.

喷射到空气中的ddt能杀死蚊子和其他有害昆虫.

Woodpeckers can exterminate insect pests hiding in trees.

啄木鸟能消灭躲在树里的害虫.

Maria spent the weekend eradicating pests from her garden.

玛莉亚整个周末都在花园除虫.

Signification and theory development about the environmental ecosystem rehabilitations of the rodent pests were described.

摘要阐述了鼠类危害的环境生态修复的含义和理论发展.

Objective : To provide the scientific basis for controling Lycium barbarum pests.

目的: 为枸杞害虫的防治及规范化种植提供科学依据.

Why do you battle the pests, fungus , etc?

(你为什么为了兰花与病虫害做斗争? )

Certain fungi , Bacteria, and viruses are also considered pests. Plant pests are usually called weeds.

一些菌类 、 杆菌和病毒也被认为是有害生物. 植物类的有害生物往往被称为杂株.

Proterozoic is feral planting often is to grow in crows, rarely and insect pests is invaded.

原生地野生种往往是成群生长, 很少有病虫害侵袭.

It is unavoidable to pollute farm products and environment by using chemicals to control pests.

研究表明,使用农药防虫,不可避免地对农畜产品及环境带来污染.

The pests spread quickly in these regions.

虫害在这些地区迅速蔓延.

The potato is vulnerable to several pests.

马铃薯易受几种害虫的侵害.

In exchange, they enrich the soil, pollinate flowers, and gobble up insect pests.

作为交换, 他们丰富的土壤, 花授粉, 并吞噬害虫.

The direct economic loss of the herbage caused by pests and rats hit 2 billion yuan.

鼠虫危害仅牧草一项直接经济损失约20亿元.

Animal and vegetable pests spread with extreme rapidity.

动植物疫害传播极快.

Many pests are resistant to the insecticide.

许多害虫对这种杀虫剂有抵抗力.

In the short term, chemical sprays are clearly an effective way to control pests.

从短期来看，喷洒化学药品显然能有效控制虫害。

" Are there any pests you have to guard against? "

我又 问道 : “ 这样好蜜,不怕什么东西来糟害 么 ?

The severe frost killed off most of the insect pests.

严霜杀死了大多数害虫.

Several key crops failed when they were attacked by pests.

一些主要农作物由于遭受虫害而歉收。