Tag: "livestock" at biology news

New Vaccine Blocks Viral Entry In Cattle, May Have Implications For Human Vaccines

...ad to shipping fever. These problems cost the U.S. livestock industry hundreds of millions of dollars each year in vaccine and veterinary bills, and in lost production. Letchworth is equally excited by the implications his findings have for controlling viral diseases in humans. "I think our research here wil...

Two Parasitic Wasps Show Promise For Controlling Pest Flies

...able fliesfeed on the blood of cattle, annoy other livestock and adversely affectproduction, and, like house flies, are a public health problem among humans. Researchers from the University of Illinois collected fly pupae frommanure, spilled feed, along fence lines, near water sources and waste pilesof straw ...

First Salmonella Vaccine For Poultry To Be On The Market Soon

...mans for malaria, typhoid fever and leprosy and to livestock for a variety of diseases. Such vaccines would be especially welcome in Third World countries, where these diseases are still common, because they can be taken orally and do not require refrigeration. "Using needles drives up the cost of vaccines a...

Trojan Horse Virus Controls Hiv Infection

...grantees at YaleUniversity have converted a common livestock virusinto a Trojan horse that selectively targets ...fected with VSV through close contact withinfected livestock or via laboratory exposure. Many people with VSV have nosymptoms, and those who become illusually h...

Biodiversity Worth $2.9 Trillion

...tion, genetic resources to increase food crop and livestock yields, biological control of pests, plant pollination, pharmaceuticals and other nature-based products, ecotourism, and sequestration of carbon dioxide that otherwise would contribute to global warming (see "Biotic Invoice," attached). The biotic ...

UMass Researchers Announce Birth Of Genetically Modified Cloned Calves

...eloped a reliable way to introduce new traits into livestock cells and produce an unlimited number of exact copies -- clones. The newborn cloned transgenic calves have a specific gene which serves as a "marker" to confirm that they are the products of genetic engineering. The calves are notable because they le...

The Environmental Consequences Of Increasing Food Production

...eloping strategies using GISfor managing crops and livestock in the environmentally-sensitive savannahs ofWest ...trategies will leadto large shortfalls of feed for livestock and substantial soil degradation andloss of vegetation. Practical Information Global change impact...

'Mean Gene' Found In Africanized Honey Bees

...oncerns about liability if they sting neighbors or livestock or pets. Honey bees lose their stingers after an attack, which causes them to die. A very aggressive colony of bees can lose thousands of its bees when they stage an attack. The aggressiveness of Africanized bees forces beekeepers to don protecti...

Purdue Research Helps Keep Phosphorus Out Of Surface Water

...a balancing act with phosphorus, giving plants and livestock just enough of the nutrient so they grow properly,...s they start to measure phosphorus in manure, some livestock operations will find that they produce more manure than they can spread on the land they own. "When ...

Weary Tibetan People Find Supporting Hand In ASU Graduate Student

... tsampa with yak butter and tea. They herd their livestock daily and move between winter and summer pastures ...nly two or three days worth of food left and their livestock had died. I could not ignore the people's cry." In one township, a village sprung up in over just a...

Composting Livestock Waste Provides Benefits

WEST LAFAYETTE, Ind. -- As livestock operations continue to grow in average size, one p... researchers have found that composting waste from livestock operations can be an efficient way to manage the waste with less cost. Composting also virtually eli...

"A Little Bit Here" And "A Little Bit There" Can Add Up To A Big Problem

.... Twentymiles away, a farmer uses manure from his livestock to fertilize his crops. Whatthese three don't real...ontributors to nonpoint source pollution are large livestock andfarming operations, which can have fertilizer and manure runoff; landdevelopment, which can contr...

UF Researcher's Innovative Fence Helps Control Sand Flies

...d flies are "unbelievable," even spreading certain livestock diseasesand preventing recreational use of some islands. The system would be easy to adapt. The fence is a lattice of PVC pipe, hung with mesh panels coated withmineral oil. The pipes carry carbon dioxide and octenol, a chemical thatsand flies mistak...

Grassland Birds Are Not Nesting In Non-Native Grasses

...ason grasses to improve the nutritional quality of livestock pasture.After its first year, the study appears to indicate that birds don't nest insome of the new grasses because some varieties don't bunch and leave dirt spacesthat allow the birds to move around on the ground. Also, Haas says, cool seasongrasses...

Vets Defend The Use Of Antibiotics In Animal Husbandry

...inary perspective) The use of antibiotics in the livestock industry is controversial. However, in an editori...timicrobials are an extremely valuable resource in livestock production and their prudent use is beneficial. Dr McKellar indicates that when antimicrobials are u...

Garlic Perfumes Poultry Houses

...ists are conducting a variety of studies toaddress livestock waste management as part of an initiative funded by theSouth Carolina General Assembly through the South Carolina Agriculture andForestry Research System based at Clemson. Birrenkott's research found that it took about three weeks for thegarl...

LSU Ag Center Program Focuses On Helping Animals Reproduce; Graduates Assist Humans, As Well

...lshave babies efficiently and at the least cost to livestock producers. But along the way, this research program, which was established in 1973under the direction of Dr. Robert Godke, has gained a worldwide reputation forits contributions to the development of assisted reproductive techniques. Andsome ...

Researchers Announce Breakthrough In Transgenic Animal Technology

...cy of theproduction of transgenic livestock. Dairy livestock are seen as key players in the production of genet... less efficient production methods made transgenic livestock very costly.Cloning and pronuclear microinjection typically lead to only 1 percent ofanimals born ca...

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

...ease in blue grama, ahardy forage plant favored by livestock and grazing wildlife. While temperature data are localized, they support global climate changestudies that suggest an overall warming. A key factor is an increase innighttime cloud cover that traps heat near the earth's surface, Alward said. ...

University Of California Researchers Call For Changes In Management Of Agricultural And Environmental Resources In 21st Century

...ars of livestockgrazing on these lands. Some view livestock grazing as a cause of almost everyform of environmental degradation; others see it as a tool for protection ofbiodiversity and open space and as a way to reduce fire hazards. Ranchers,including a representative with the California Cattlemen's Associ...

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