Sentences with phrase «insect pests by»

González estimated that the rising temperature and concomitant changes in precipitation patterns could shorten the reproduction cycle of the insect pests by a third.

Once your home is sanitized, defend against a recurrence of fleas and other insect pests by applying small amounts of diatomaceous earth throughout the home.

And in more temperate regions, bugs could even benefit: As the pine beetles eating their way through the vast boreal forests of western North America prove, changes in climatic patterns can help insect pests by allowing them to survive through the winter.

One general benefit of the RNAi approach, Zhang says, is that researchers can selectively target specific insect pests by targeting species - specific gene sequences; this avoids the blanket destruction of other insect species seen with many insecticides, he explains.

Full crop protection from an insect pest by expression of long double - stranded RNAs in plastids

«It's the most damaging insect pest by far, causing some $ 500 million in damage per year.»

Not exact matches

Organic farmers also use numerous integrative pest management techniques which promote environments that support beneficial insects such as pollinators by providing them with habitat, and use farming methods such as crop rotation which provide a diversity of nutritious floral food sources to reduce the prospect of malnutrition.

Gardeners would be well - advised to bone up on pest - and disease - control techniques and not take lightly the idea that some pest insects can wreck an otherwise spectacular summer by demolishing target plants.

The report was commissioned by India environment minister Jairam Ramesh, who earlier this year had imposed an indefinite moratorium on the release of brinjal engineered to make the Bt toxin that helps the plant resist insect pests.

En route we encounter several large swaths of vegetation smoldering in prescribed burns — fires set by the U.S. Fish and Wildlife Service to clear undergrowth or control insect pests.

One factor is that researchers have found warmer temperatures increase the number of young produced by the gloomy scale insect — a significant tree pest — by 300 percent, which in turn leads to 200 times more adult gloomy scales on urban trees.

Forests experience plenty of natural disturbances: fire, weather variations, competition between plant species, and attacks by insect pests and pathogens.

He explains that «This research could provide valuable insights in the way that the behaviour and life cycle of harmful insects, such as agricultural pests and disease vectors, is governed by temperature.

For example, by baiting traps with the appropriate pheromone, scientists can detect pest insects and monitor their movements.

Further studies could reveal how to better control the pests throughout the growing season, by showing precisely where the insects are coming from and how far they will travel.

The techniques are opposed by anti-GM groups, but advocates say they offer a real alternative to spraying insecticides, and have the potential to provide a better and more precise tool to combat agricultural pests and insects that spread human diseases.

One such insect, the sap - sucking aphid (a common pest in gardens), has an effective escape plan, though: the bugs detect an approaching herbivore's breath and simply drop off the plant before it's eaten.Researchers at the University of Haifa at Oranim, Israel first noticed this phenomenon when they allowed a goat to feed on aphid - infested alfalfa plants — 65 percent of the plant pests simultaneously dropped to the ground just before the vegetation was devoured.The team suspected that several cues might have motivated the mass dropping, including the sudden shadow cast by the goat, plant - shaking triggered by the munching marauder and / or the herbivore's exhalations.

Monsanto's SmartStax Pro, which kills a specific insect pest using RNA interference, has been approved by the US Environmental Protection Agency

This is because bat species are distributed all over the world, and provide lots of services to humans through controlling pests by eating vast quantities of insects and pollinating and dispersing commercially important crops (for example bananas, tequila).

A group of researchers led by Daniel Giddings Vassão and Jonathan Gershenzon from the Department of Biochemistry at the Max Planck Institute for Chemical Ecology in Jena, Germany, have recently discovered a previously unknown detoxification strategy in these pest insects.

The Colorado potato beetle, an «international super pest,» has been stopped in its tracks by preventing the insect from synthesizing essential proteins

Transgenic plants that express insect - specific RNA in chloroplasts kill pests through RNA interference [Also see Report by Zhang et al..]

More than 300 of the world's worst insect pests can be controlled by neem seed extracts, which are claimed not to harm humans or beneficial insects.

Recent data published in the international journal Comparative Cytogenetics by Mauro Mandrioli, Federica Zanasi and Gian Carlo Manicardi of the University of Modena and Reggio Emilia (Italy) clearly showed that populations of the green peach aphid Myzus persicae (one of the most dangerous pest crop insects in the world) may have unusual karyotypes due to chromosomal fragmentations and / or rearrangements also within the same individual.

The productivity of maize, the most economically important crop in the United States, can be negatively impacted by insect pests, drought, and other environmental stresses.

Other innovative technologies favorably accepted by farmers are the «Push - pull System» (an elegant method of controlling a devastating insect pest and a parasitic weed) and NERICA (New Rice for Africa, in which rice varieties with desirable nutritional and agronomic properties were developed by crossing Asian and African rice).

My team studies new ways to control Australian horticultural pests by applying fundamental knowledge in insect chemical ecology (e.g. to develop new insect attractants), molecular biology (e.g. for new insect diagnostic tools), and insect ecology (e.g. insect biocontrol agents).

These toxic steroidal alkaloids, which primarily consist of alpha - solanine and alpha - chaconine, are thought to protect the crop against pests and diseases induced by fungi and insects (Korpan et al., 2004).

By feasting on insects, the bats help keep pest populations under control in the rain forest.

Taking these precautions with annual monitoring / inspection by a license pest control person, will help prevent insect damage.

Upon request from you, we can schedule a wood destroying insect inspection (pest inspection), performed by a licensed pest inspection company which can be completed at the same time as the home inspection.

I am also licensed by the Ohio State Department of Agriculture as a pest control Commercial Applicator, which means that I can perform wood destroying insect inspections.

It exerts its insect - killing action by acting on the central nervous system of susceptible pests.

Shoo!TAG is a chemical - free insect and pest repellant the works by emitting electromagnetic frequencies that keep unwanted critters and bugs away.

Westside Pest Control prevents and eliminates a variety of insects, birds, rodents and other wildlife by humane treatment methods.

Karen Rosenberg: «Insects also figure in small paintings by Tazeen Qayyum, who renders cockroaches and other household pests with extraordinary delicacy.

What's more, a laboratory study by entomologist May Berenbaum of UIUC, who collaborates with DeLucia to understand how soybean and its pest insects interact, showed that beetles that fed on leaves from the high carbon dioxide plots lived longer and laid more eggs.

changing migration patterns of birds and other animals that affect by direct means (foraging, excrement) and indirect means (control of pests, affects on populations of beneficial insects such as bee populations and so on) 5.

In a separate study presented at the Entomological Society of America conference in December in Indianapolis, Casteel found that high carbon dioxide conditions also deactivate genes that help soybean plants defend themselves indirectly by pumping out chemicals called «green leaf volatiles,» which lure natural enemies that kill insect pests.

The more carbon dioxide there is in the atmosphere, the more it is absorbed by plants of every description --- and the faster and better they grow, even under adverse conditions like limited water, extremely hot air temperatures, or infestations of insects, weeds and other pests.

Incorporating more balance and diversity into a garden design by leaving part of it wild serves a practical as well as philosophical purpose by increasing the likelihood that the area will naturally to attract birds or other insects that will eat the pests.

via:: Reuters Amazon Deforestation Amazon Deforestation Speeds Up Once More No More Amazon Deforestation for Soya, Says McDonald's Brazilian Biofuels Brazil's Lula Rebuffs Biofuels Critics at World Food Summit Brazilian Biofuels Threatened by Insect Pest

Pheromone pesticides protect crops by disrupting the mating of destructive pests without killing the insects.

In the vast majority of cases however, homeowners insurance policies will not cover damage caused by termites or any other vermin, insect or pest.

Westside Pest Control prevents and eliminates a variety of insects, birds, rodents and other wildlife by humane treatment methods.