Tag: "grass" at biology news

New Evidence For Corn's Ancestry Could Lead To Insect And Drought Resistant Crops

...ved one of corn's true ancestors was Tripsacum ,a grass that ranges throughout North and South America. "It's a pervasiveweed around here," Eubanks said. "It's on roadsides, railroadtracks and bridges." The Tripsacum plant resembles corn less than teosinte does. Butboth grasses grow single rows of grai...

Roadsides Benefit From Waste, UF Researchers Say

...make roadsides a friendly environment to establish grass and at the same time get rid of waste products in ...mprove roadside soil. The improved soil would help grass grow, and grass helps to stabilize roadways. The researchers turned to cities and counties, which pr...

Careful Honeybee Breeding Combats Tracheal Mite Pests

...ally severe cases, the bees end up crawling in the grass because they’velost their ability to fly. They stop foraging and feeding their young sothe population dwindles. They also develop secondary infections causedby bacteria or fungi. In that condition, they can’t defend their hivefrom invade...

Detective Work Uncovers New Tick-Borne Disease In North Carolina And The Southeast

...mselves for ticks if theyhave been walking in tall grass and woodsy areas. "Ticks are ubiquitous in the Southeast and people who live herehave to find a balance between being suspicious of the ticks they come acrosswithout being alarmed," she says. "In a word, be vigilant."...

Virginia Tech Engineers Help Mother Nature Clean Up

...ie Yard Site, Novak and Widdowsonhave also added a grass study. They are excavating the contaminatedsoil and spreading it around the site, and then planting differenttypes of grasses such as clover and fescue to determine which,if any, restore the site to a healthy state. "If we needed a quick clean up...

Biologist Experiments With His Own Front Yard

...n Alcock was tired of his high-maintenance bermuda grass lawn, so he replaced it with a naturalslice of des... love to see much of Phoenixconverted from Bermuda grass lawns to my kind of lawn -- bringing nature back into your yard is a way tocompensate for the fact t...

Urban Residents Rebut Argument That Tree Removal Enhances Safety

... researchers, they gave a clear message that green grass andtrees were highly desirable. In the study -- d...ns, how the area would look with varyingamounts of grass and trees. "The residents were asked how they felt about the spaces, and howsafe they would feel in...

Trees, Grass Foster Children's Play And Encourage Adults To Supervise

CHAMPAIGN, Ill. -- Trees and grass do more than make a person feel closerto nature. In the midst of a public housing complex in inner-city Chicago,such greenery supports children's play, particularly creative forms of play,and encourages the presence of adult supervision. The findin...

Food Bacteria-Spice Survey Shows Why Some Cultures Like It Hot

... 8. Cumin 9. Cloves 10. Lemon grass 11. Bay leaf 12. Capsicums 13. Rosemary 14. Marjoram 15. Mustard 16. Caraway 17. Mint 18. Sage 19. Fennel 20. Coriander 21. Dill 22. Nutmeg 23. Ba...

Keep Off The Grass - Reduce Air Pollution

...to the air. Firing up the mower and cutting the grass will just make things worse. Emissions of chemicals increase around 100-fold after grass is cut, taking hours to reduce to their original level. To measure emissions of these air pollut...

Mowing, Grazing Of Tall-Grass Prairie Increases

...e. According to a long-term research study on tall grass prairies done at the Konza Prairie ResearchNatural... of fire, grazing and climatic variability on tall grass prairies. Thison-going research looks at these various factors alone and in combination. "One of the...

Grassland Birds Are Not Nesting In Non-Native Grasses

...that may be due to the farmersplanting more exotic grass species in lieu of native grasses." Haas ... looking at whether insect populations differamong grass varieties. "A community of native plants support native insects. Theexotic grasses may not support t...

Yeast Rises To A New Occasion

...r leftover corn stalks, tree leaves, wood chips, grass clippings, even cardboard boxes into ethanol. Her nearly 20-year effort to produce the genetically engineered yeast has earned her and her industrial partners an R&D 100 Award, to be given Sept. 24 by R&D Magazine to the developers of the yea...

Putting Doesn't Pollute, Research Finds

... Turco says that it is the unnatural state of the grass on the putting greenthat creates the need for freq...re in tallergrass. It's only when you start to cut grass to the short height that puttingrequires that you have to apply fungicides." Fungicides make up ...

Cattle Diets Could Control E. Coli Danger

...stines. By comparison, cattle fed hay or grass had only acid-sensitive "E.coli", and these bacteria were destroyed by an "acid shock" that mimicked thehuman stomach, the microbiologists report in "Science". According to microbiologist Russell, acid-resistant strains of bacteriahav...

New Anti-Microbial Agent Destroys Anthrax

...ht when theyeat it. Spray it on your lawn and the grass will thrive. But according totests conducted by University of Michigan scientists, this seemingly benignmaterial could be a potent weapon against anthrax---one of the deadliestbacteria on Earth. In a presentation at the Interscience Conference on An...

Colorado State University Study Reveals Climate Change, Longer Growing Seasons Could Harm Grazing On Western Shortgrass Steppe

...'s surface, Alward said. "Blue grama is a grass that is very drought resistant and grazingtolerant, and under normal conditions it'll hang in there," Detling said. "It'svery sensitive to water and is more productive under moist than under dryconditions. But the results of our study indicate it may...

New Accident Record Analysis Shows Deer Mishaps Climbing

...as well," Osborn said."They go from eating chiefly grass and leaves to acorns, corn and other crops.That carbohydrate diet gives them more energy and makes them more active."...

Scientist Fancies Frogs For Pain Research

(Tulsa, Okla--) The northern grass frog has jumped onto the biomedical researchfield ... Scientist Craig W. Stevens,Ph.D., says the common grass frog, Rana pipiens, can help humans betterunderstand how powerful drugs like morphine and codeine af...

UF Researcher: New Techniques Help Reconstruct Ancient Diets

...y these related genera of dietaryresources between grass and leaf floras." Learning about changes i... were browsers or grazers. Because it is abrasive, grass formsscratches on the tooth enamel when chewed, while the compression of leaves formpits on the teet...

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