pests造句

Egg parasitoids of the genus Trichogramma are widely used in biological control against Lepidopterous pests.
赤眼蜂属是生物防治中广泛用来防治鳞翅目害虫的一类重要天敌昆虫.

Maria spent the weekend eradicating pests from her garden.
玛莉亚整个周末都在花园除虫.

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。

...crops which are resistant to some of the major insect pests and diseases...
对一些主要病虫害有抵御能力的作物

He doesn't spray against pests or diseases...
他并不喷药防虫祛病。

Root - knot nematodes, Meloidogyne species , are agriculturally important plant parasitic pests of worldwide distribution.
根结线虫(Meloidogynespp.)是一类危害极大的植物寄生线虫,广泛分布于世界各地.

They have spent $3 million building fences around the National Park to exclude such pests.
为了阻止这类有害动物进入，他们已经耗资300万美元在国家公园周边建造围栏。

Occurrence Rule and Control Measure of Main Diseases and Insect Pests on Liriope spicata ( Thunb ) Lour.
与麦冬主要病虫害发生规律及防治措施> > 相似的文献.

The flowers were attacked by garden pests.
这些花遭到植物寄生虫的侵蚀。

...Jim Litsinger, a consultant on biological control of agricultural pests.
农业虫害生物防治顾问吉姆·利钦格

Entomogenous fungus is an important pathogenic germs of crop pests and is ubiquitous in natural environment.
虫生真菌是农作物害虫的一类重要致病菌,广泛分布于自然界.

The key pests and rat and pine moth, forest rats, defoliator of the poplars , bristletail.
二是松毛虫 、 森林鼠害 、 杨树食叶害虫等常发性病虫害;三是小蠹虫 、 萧氏松茎象等钻蛀性害虫.

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。

He doesn't spray against pests or diseases.
他并不喷药防虫祛病。

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。

Animal and vegetable pests spread with extreme rapidity.
动植物疫害传播极快.

Frogs eat pests which destroy crops and carry diseases.
青蛙吃破坏庄稼、传播疾病的害虫。

...pests like aphids which infest cereal crops.
像蚜虫这样大肆侵害谷物的害虫

Rodents carry diseases and are generally regarded as pests.
啮齿目动物传播疾病,常被当作害虫对待.

Many pests are resistant to the insecticide.
许多害虫对这种杀虫剂有抵抗力。

• #pests