pests造句

Egg parasitoids of the genus Trichogramma are widely used in biological control against Lepidopterous pests.
赤眼蜂屬是生物防治中廣泛用來防治鱗翅目害蟲的一類重要天敵昆蟲.

Maria spent the weekend eradicating pests from her garden.
瑪莉亞整個周末都在花園除蟲.

Several key crops failed when they were attacked by pests.
一些主要農(nóng)作物由于遭受蟲害而歉收。

...crops which are resistant to some of the major insect pests and diseases...
對一些主要病蟲害有抵御能力的作物

He doesn't spray against pests or diseases...
他并不噴藥防蟲祛病。

Root - knot nematodes, Meloidogyne species , are agriculturally important plant parasitic pests of worldwide distribution.
根結(jié)線蟲(Meloidogynespp.)是一類危害極大的植物寄生線蟲,廣泛分布于世界各地.

They have spent $3 million building fences around the National Park to exclude such pests.
為了阻止這類有害動物進入，他們已經(jīng)耗資300萬美元在國家公園周邊建造圍欄。

Occurrence Rule and Control Measure of Main Diseases and Insect Pests on Liriope spicata ( Thunb ) Lour.
與麥冬主要病蟲害發(fā)生規(guī)律及防治措施> > 相似的文獻.

The flowers were attacked by garden pests.
這些花遭到植物寄生蟲的侵蝕。

...Jim Litsinger, a consultant on biological control of agricultural pests.
農(nóng)業(yè)蟲害生物防治顧問吉姆·利欽格

Entomogenous fungus is an important pathogenic germs of crop pests and is ubiquitous in natural environment.
蟲生真菌是農(nóng)作物害蟲的一類重要致病菌,廣泛分布于自然界.

The key pests and rat and pine moth, forest rats, defoliator of the poplars , bristletail.
二是松毛蟲 、 森林鼠害 、 楊樹食葉害蟲等常發(fā)性病蟲害;三是小蠹蟲 、 蕭氏松莖象等鉆蛀性害蟲.

In the short term, chemical sprays are clearly an effective way to control pests.
從短期來看，噴灑化學藥品顯然能有效控制蟲害。

He doesn't spray against pests or diseases.
他并不噴藥防蟲祛病。

In the short term, chemical sprays are clearly an effective way to control pests...
從短期來看，噴灑化學藥品顯然能有效控制蟲害。

Animal and vegetable pests spread with extreme rapidity.
動植物疫害傳播極快.

Frogs eat pests which destroy crops and carry diseases.
青蛙吃破壞莊稼、傳播疾病的害蟲。

...pests like aphids which infest cereal crops.
像蚜蟲這樣大肆侵害谷物的害蟲

Rodents carry diseases and are generally regarded as pests.
嚙齒目動物傳播疾病,常被當作害蟲對待.

Many pests are resistant to the insecticide.
許多害蟲對這種殺蟲劑有抵抗力。

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