Tag: "pest" at biology news
The book opens on the first tree genome
...essure on forestry resources through human demand, pest
outbreaks and global climate change, tree breeding for improved yield, quality and pest
resistance is still in its infancy. This research will help provide a solid base in tree genomics to...
Proteins show promise for mosquito control
... toxic. They will also test the compounds on other pest
species, including flies, roaches and termites. ...he first example of looking at target proteins for pest
management. No one has done this with insects."...
Genetic map of important tree genes outlined
...to such stresses as drought, exposure to cold, and pest
attack," Strauss said. Using the expression of thousands of genes as "metabolic fingerprints," a method that is becoming routine with the advent of gene chips, researchers can also make major strides in understanding the physiological changes that ta...
Increasing international insect threat to stored food
...the relentless spread of the larger grain borer, a pest
inadvertently introduced from the Americas," he sa...ted." The book describes how to identify each pest
group or species and summarises the latest information on their biology, ecology, geographical distr...
Secret behind hard exoskeletons, spreading wings revealed
...fy the receptor for bursicon to open new doors for pest
control. "Bursicon is absolutely necessary for in... could time it precisely to the time that specific pest
insects are molting. This is especially applicable to epidemic outbreaks of pest
insects like migrat...
'Weed from hell' found in Texas
...forage specialists, U.S. Department of Agriculture pest
survey personnel and a Texas Department of Agriculture entomologist, visited the Jasper farm soon after being alerted by Ricky Thompson, Extension agent for Jasper County. The hope is, Ketchersid said, to contain the weed to the original site. But ...
Flies may taste bitter better, first map of insect 'tongue' reveals
...mately prove useful in the development of improved pest
repellants, said the Duke University Medical Center researchers. According to the team's analysis, specialized cells in the fruit fly's primary taste organ, the labellum -- a structure on the fly's head that looks like a pair of lips covered in brist...
K-State researchers share $1 million grant to study insect pests
...s research, which utilizes the red flour beetle, a pest
of stored grain and grain products, will involve a special genetic element that can be made to 'hop' to new locations in the beetle chromosomes, thereby causing new gene mutations and identifying regions important for directing patterns of gene activ...
Plant disease under the homeland security microscope
... state agencies monitor national borders for plant pest
introductions. Still, on occasion, new ones will s...cess a web-based diagnostic system, report unusual pest
occurrences and existing crop conditions or gain other information not normally submitted through ot...
Tests show biotech corn rules need revision
... susceptible to insect attack, near Bt corn delays pest
resistance to the Bt toxin. Such fields of non-Bt corn are called refuges. However, this research indicates a need to revise the current Environmental Protection Agency guidelines for interspersing non-Bt corn with Bt, or transgenic, corn. The gene ...
Fire ant killing protozoa found in 120 Texas counties
... potential of changing it from a highly aggressive pest
into one much less competitive with native species, said Dr. Forrest Mitchell, entomologist with the Texas Agricultural Experiment Station at Stephenville. Now that the survey is complete, the next step is to grow the protozoa on culture mediums. If...
Tiny beetle wreaks havoc on Texas ornamental tree nurseries
...ording to a Texas Cooperative Extension integrated pest
management specialist. Dr. Scott Ludwig and other... $225 million-a-year nursery industry at risk. The pest
also poses a risk to pecan orchards and other species, such as redbud, ornamental pears and red oaks...
Sediments in many Central Valley streams contain toxic levels of pyrethroid pesticides
... about 500,000 pounds were used for structural and pest
control and landscape maintenance. Despite this increased use, environmental monitoring still concentrates on organophosphates, he said. Monitoring also tends to focus on concentrations in the water column, under the assumption that sediment-bound ch...
Purdue scientists finding ways to outsmart crop-damaging bugs
...nce mechanism is the same across a wide variety of pest
'Knock out' rose receives Texas superstar and earthkind designation
..., even for those brand new to gardening, and is so pest
tolerant that almost never will pesticides need to be applied. "Simply locate the plants where they will get good air movement over the leaves and receive eight hours or more of direct sun each day," said George. "Then incorporate three to four inch...
K-State uses geographic tools to track plant pathogens
...States. It was identified as a distinctly new crop pest
on the North American continent in 2000, after app...an agroterrorist strike that pits a foreign insect pest
against U.S. crops. "There are interesting commonalities between how insects spread and how pat...
Devastating parasitic weed may be felled by toxin borrowed from flies
... productive. Now, the defense mechanism of another pest
the fly may provide a weapon against parasitic w..., as part of the symposium on natural products for pest
management at 8:15 a.m. to 12:30 p.m., in the Hilton's Pacific Ballroom B. Authors are Hamamouch, Al...
Study shows benefits to newborns from federal ban on insecticides
...mong the most commonly-used agents for residential pest
control. In the study, researchers measured the levels of the two insecticides in blood drawn from the umbilical cords after delivery, both before and after the ban, and correlated those levels with the babies' birth weight and length. All bloo...
Bioprocesses upstage traditional chemical processes
...aceuticals, biopolymers, biocatalysts, and biotech pest
control. Executive summaries and interviews are available to the press. If you are interested in an analysis overview which provide manufacturers, end-users and other industry participants an overview, summary, challenges and latest coverage of Advan...
Marsupial among model organisms next in line for sequencing
...mation to help control this insect that is a major pest
in many stored grain and cereal products around the world. Additionally, Tribolium represents an important branch of the evolutionary tree and its sequence will help to shed light on changes that occurred in the evolution of insects. The Houston grou...
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