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“pests”簡單造句,pests造句子

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Cats can help rid the home of pests.

Also, it is well known that pests continue to eat crops, causing damage. The.

White grub is one oft he major underground pests in peanut fields in the north of Henan province.

One good thing about it is, it offers a means of control over soil-borne diseases and pests.

Besides, our environmental friendly farming methods have created a habitat for the growth of beneficial insects such as ladybugs and spiders which are the natural predators of pests.

Farms that use polyculture, however, not only enlist crops to protect each other from pests, but can also still rely on the surviving crops if one is killed by disease.

Make certain the holes are large, but not large enough to let any predator inside! This helps to keep humidity up, keeps rodents and other pests out, and allows for good oxygen exchange.

Insecticides are widely used for controlling most insect pests.

Among the 19 storage pests on dried osmund, Cathartus advena Waltl is the main pests, but they should not be listed in the regulated quarantine pests because they are worldwide distributed.

House mice, European rabbit and red fox are the three major vertebrate pests in Australia.

The collected natural enemy resources of tea pests in China was described in this paper. The numbers of parasitic natural enemy of tea pests amounted 72 species, belonging to 2 orders and 14 families;

The control effect of pesticide 35% phosfolan-methyl EC for mangold flea beetle was 79.2%, but it couldn't control subterranean insect pests.

More than 30 kinds of diseases and pests have been reported, but the damage of sweetpotato black rot, sweetpotato root rot, sweetpotato stem nematode and sweetpotato bacterial wilt is serious.

pests造句

"If you like pests," she muttered.

Checklists of the known diseases and insect pests were provided, and the identification keys were prepared separately for the known diseases and insect pests of Cycadaceae in China.

Methods Using visit inspect method to study the process and invading sign of the pests on the train and drug stimulating and stick trap and "man trap" methods to collect pests to identify.

The following technical measures must be adopted, e. g. increasing fertilizer, artificial pollination, spraying growth regulator, proper pruning, and the controlling of diseases and pests.

Any of numerous small, rounded, usually brightly colored beetles of the family Coccinellidae, often reddish with black spots and feeding primarily on insect pests, such as scale insects and aphids.

The major species of pests had stronger photokinesis and sociability.

Previous Crops can not use crop diseases and soil pests susceptible seedlings serious land.

Proved by applying test in the grain depot, this improved technology owed the characteristics as quickness, stabilization, security, low energy consumption and killed pests effectively.

Tot: Because they are pests.

Rational intercropping can improve crop yields and decrease occurrence of pests and diseases.

The results imply that the foraging success of natural enemies of pests can be enhanced by breeding for crop varieties that release specific volatiles.

We have pests, frosts, worms and new plagues.

Yes, mosquitoes are pests through and through. But there's more to their irritating whine than meets the ear.

Blizzard, come on, fiercely, fiercely, wipe out all the pests in the world.

The paper analyses constituent factor and distinction of forest disaster, and reason and status quo of forest disaster which include pests and diseases of forest, conflagration of forest, and denudation of forest, and point out that drive of benefit is fundamental reason of forest disaster.

Breeding is an ongoing activity because pests and diseases are always evolving and the climate is changing. We're always trying to make more productive, drought-tolerant and heat-resistant crops.

They also check for diseases or pests once a week.

And the desert insect pests of arc mesh big silkworm moth(Neoris haraldi Schawerda) invaded in large quantities meanwhile.

This paper reports the activities of new heteronuclear insecticide FIPRONIL with the special mechanism on three kinds of health pests.

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