Tag: "nurseries" at biology news
Photocatalytic Air Cleaning System Promises To Help Allergy Sufferers
...ease," said Goswami. "Surgical suites and hospital nurseries
are just two obvious places for this system. Sick building syndrome will be a thing of the past where this system is used. The photocatalytic system can quickly kill off 100 percent of bacteria in indoor air," said Goswami. The technology is ...
Who Needs Flowers? Transgenic Plants Sprout Embryos On Leaves
...s that plant embryos might be raised inleaf-tissue nurseries
to solve a long-standing problem inagriculture: how to more efficiently produce plants with thequalities and vigor that are now achieved only by cross-breeding, or hybridization. For many crops, hybrid seed is generated by crossingdifferent elite lin...
New Phylloxera Strain Poses Threat Primarily To Grape Nurseries
...ing the last decade -- has appeared in three grape nurseries
over thelast two years. One of the University of ...to be ideal for its survival. "It is possiblethat nurseries
may have brought rootstock in from the East Coast and the foliarphylloxera may have come along," Wal...
UF Scientist Seeks Super Sea Oats
...ies ofnaturally grown sea oats dropped. Commercial nurseries
who specialize insea oats have state permission, under contract, to collect seed on dunes,but since the dunes were damaged, sources for seed and seedlings becameseverely tapped. Kane thought he could propagate sea oats in a laboratory, but the questi...
USGS director and science camp kids to pull invaders from USGS backyard
...popular ornamental, still sold in Virginia nurseries
and found in all 48 lower states except Florida, can produce more than 2.5 million seeds per plant annually, making it a prolific nuisance in North America. Through its example in removing this attractive but harmful plant, th...
A seafood paradox: Will fish farming save or deplete our ocean fisheries?
...often replace wetlands and mangroves that serve as nurseries
for native fish populations. Nils Kautsky from the University of Stockholm in Sweden will show how a farm can affect surrounding areas by discarding excess fishmeal, transferring parasites to wild populations and introducing exotic fish into nativ...
UNC botanist spearheads ongoing effort to curtail movement of pest plant species
... when buying from nurseries. Botanical gardens and nurseries
are encouraged to assess potential risks before introducing plants into the public domain. Three principles all codes have in common are to cease distributing known pest species such as Chinese wisteria, to replace them with non-invasive species and ...
Fighting the spread of sudden oak death
...s, like rhododendrons and viburnums, in California nurseries
that had infected oaks on the premises. While it...nnot relocate successfully." Englander notes that nurseries
can control the sudden oak death pathogen with the use of a common fungicide. But if an infected pl...
Efficient plastic nuggets key to agricultural plastic waste disposal
...thylene respectively. The plastics found on farms, nurseries
and landscape yards are a variety of plastics that would never be mixed in conventional recycling. Garthe's unconventional approach is to convert the various film and solid plastics into a plastic nugget that can be burned with coal in coal fired boi...
Without blue crabs, southern salt marshes wash away, study finds
...astal flooding, filter mainland run-off and act as nurseries
for commercially important fish and other species. The marshes also protect barrier islands from erosion, and barrier islands buffer the shorelines. Hundreds of miles of southern salt marshes have died in recent years, particularly in Louisiana and F...
Professor develops strategies to control exotic plant species
...native materials," explains Parkhurst. "Commercial nurseries
and wholesale retailers make this step more diffic...but as the demand for native stock increases, some nurseries
will respond to that market and begin providing a greater supply and diversity of materials." Some o...
Planting time for forest trees branches out to new seasons
...ontainer-grown trees is cost and efficiency. "Some nurseries
annually grow 25 million seedlings on relatively few acres," he explained. "After lifting, they pack about 1,000 of them cardboard boxes or paper bags that one person can easily lift." Those boxes are easy to transport, light to carry to the field a...
Scripps Institution researchers develop new approach for designing marine reserves
... biodiversity, spawning activities of key species, nurseries
for reef fishes, ecological connectivity between habitats, and other important ecological processes. The researchers entered the information into a computer software program equipped with "optimization algorithms" designed to specify a number of ...
Science picks-leads, feeds and story seeds (January 2003)
...nt - Hitching a ride on other plants shipped from nurseries
or as an escapee from aquatic gardens, giant salvinia-an invasive, non-native weed-is threatening to choke off waterways in southeastern North Carolina. This Brazilian aquatic plant forms a thick floating mat of tiny plants that can smother other pla...
... areas, such as estuaries, which commonly serve as nurseries
for many species of fish and other organisms. During wet years, high volumes of freshwater affect the salinity level by diluting the brackish water and impact the condition of estuaries as silt flows down river. Merryl Alber (University of Georgia ...
Nurseries in the deep sea
...sured in certain areas convinced Drazen that these nurseries
might qualify as biological hot spots. Previously...at cause an increase the availability of food. The nurseries
on the Gorda Escarpment may represent a totally different type of hot spot, where physical condition...
New book says Northwest salmon could face same fate as those in Northeast, England
... river channels and changed them from quiet salmon nurseries
into fast-flowing highways. Even a well-intentioned tactic using hatcheries to bolster troubled salmon runs has backfired, Montgomery believes. Washington state hatcheries turned out 4.5 million juvenile Chinook salmon in 1896 and nearly a century...
How many fish in the sea? Census of Marine Life launches first report
...that drive these isolated ecosystems that serve as nurseries
for new species. Three of the Census' seven initial field studies are based in North America, three in Europe and one in Japan. New upcoming field projects (including examinations of microbes, plankton, reefs, the Arctic, and seamounts) will be ba...
Study finds that fungus farming by snails causes marsh grasses to wither
...looding, filtering mainland run-off, and acting as nurseries
for commercially important fish and other species. Earlier research by Silliman and others observed that the snail, long thought to eat only dead or dying plant materials, also grazed live salt-marsh cordgrass. A 2002 collaboration with another Brow...
Virginia Bioinformatics Institute researcher advances fight against sudden oak death disease
...ing California oak trees that is now showing up in nurseries
in a dozen states, including Virginia, and threate...he disease in Virginia-based nurseries, as well as nurseries
in 11 other states. As a result a nationwide quarantine has been placed on all imported shrubs from ...