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Grass in Biological News

Grasslands: The future of sustainable agriculture

... to increase our awareness of the vital role grass and grassland plants have in ensuring a ... and who recognize the paramount importance of grass and grazing animals to good farming everywhere." ... benefits grass-based agriculture can provide when grass is treated as an essential resource. "Past Is ...

Diet secrets of 'the Royals'

... family named "the Royals" usually switches to a grass diet to bulk up for pregnancy and birth. But when ... reserve one rainy season, cattle grazed the grass so short that elephants couldn't eat it, ... greenness as grasses grow. Two weeks later, after grass has grown long enough for elephants to grab with ...

Long-term study of orchard ground cover management systems

... Herbicide-treated tree rows with mowed grass "drive lanes" are the most widely used orchard ... other treatments during most years. The mowed sod grass treatment usually had the smallest trees and ... than all other treatments, and trees in mowed sod grass plots had fewer total roots than others. ...

Bacteria manage perfume oil production from grass

... have found bacteria in the root of a tropical grass whose oils have been used in the cosmetic and ... Studying the root of the tropical Vetiver grass through interdisciplinary research, the ... associated with the essential oil. The Vetiver grass is the ...

Fires regenerate African grassland

... in German . Windhoek/Leipzig. Natural grass fires are evidently more important for the ... moisture and seed availability in relation to a grass species. Periodic fires in semi-arid regions can lead to older tufts of grass disappearing, thereby making room for younger ...

Iowa State researchers study ground cover to reduce impact of biomass harvest

... are looking at ways to use ground cover, a living grass planted between the rows of corn, in production ... solution is the idea of planting a ground cover grass between the rows of corn that remains year-round. This grass would not be harvested. This ground cover, or ...

Search for salt tolerant grasses aims to improve roadside plantings

... terribly wrong. Almost all of the 16 species of grass she planted last February in hundreds of small ... water for five months, and few varieties of grass can put up with that environment. Her aim, ... salinity is only seasonal -- in the winter the grass has to survive the road salt, but during the rest ...

How to build a plant

... taken advantage of the information from sequenced grass genomes to study how the reproductive structures ... plants in the world. It is a member of the grass family, which also hosts the world's other major ... bif2 and ra2 are highly conserved among different grass species. Maize has two separate ...

Golfers and golf courses benefit from the use of native grasses in roughs

... highly-maintained with very green, very short grass that's easy to play off of. But, according to two ... either 11 or 13 treatments of blue grama, buffalo grass or a combination of blue grama and buffalo grass. ... results showed that blue grama and Cody buffalo grass had the best coverage thick and beautiful -- and ...

Woody and aquatic plants pose greatest invasive threat to China

... 20 familiar plant species, including elephant grass (Pennisetum purpureum), native to Africa, and pampas grass (Cortaderia selloana), native to South America, ... not been adequately controlled. For example, the grass Spartina alterniflora, native to the United ...

Dung happens and helps scientists

... mammoth dung and a slight scent of musty grass escapes. He points to the chomped blades of grass fossilized into the brown dried dung and surmises that the mammoth ate about 600 pounds of grass a day. Mead currently is working with the ...

Gene guards grain-producing grasses so people and animals can eat

... provide a biological mechanism that guards all grass species from this fungus, said Guri Johal, a ... which also include rye, bluegrass, reed canary grass and bamboo. Johal and the research team began ... biochemical processes were at work to prevent grass susceptibility to the fungus family, Johal and ...

Conservation strategies must shift with global environmental change, says CU-Boulder study

... County that is home to a swath of endangered tall grass prairie, he said. There, land managers use a ... grasses emerge and fill into a lush stand of tall grass prairie, he said. A second Boulder County ... added low-budget topsoil and a mix of nine native grass species with widely varying moisture tolerances, ...

DOE JGI releases expanded version of Phytozome.net

... generation of cellulosic biofuels. Sorghum bicolor, a drought-tolerant grass and the second most prevalent biofuels crop in the U.S. Soybean ... and generation of biomass. Brachypodium distachyon , a temperate wild grass and model plant for temperate grasses and herbaceous energy crops. ...

Genome sequence shows sorghum's immense potential

... genome sequence also has other uses. Sorghum's close cousin Johnson grass is one of the world's worst weeds. Paterson hopes that by using the ... cereals are different from one another. Sorghum is only the second grass genome sequenced. Rice was the first. While the two grasses are similar93 ...

Researchers to use K-State's BSL-3 Lab for $1 million study of fungus threatening wheat crops

... that has long affected rice crops and another fungus that affects turf grass across the country. In the mid-1980s a close relative of these fungi began ... will be testing select wheat and barley varieties as well as potential grass hosts from other regions of the U.S. in the agency's biosafety-level 3 ...

Miscanthus can meet US biofuels goal using less land than corn or switchgrass

... in the United States, researchers have determined that the giant perennial grass Miscanthus x giganteus outperforms current biofuels sources by a lot. ... Change Biology . In trials across Illinois, switchgrass, a perennial grass which, like Miscanthus, requires fewer chemical and mechanical inputs than ...

Soil's carbon storage capacity investigated

... study showed previously that eliminating summer fallow or establishing grass significantly increased soil organic C after 6 yr. In the 12th year of the ... Years 6 and 12 were negligible in all treatments except the fertilized grass treatment. Most of the gains in total soil organic C were due to ...

Ancient Mexican maize varieties

... of the most important crop plants in the world. It is a member of the grass family, which also hosts the world's other major crops including rice, ... traits, they were also selecting genes important for transforming a wild grass into a food plant. Since that time, Mexican farmers have created ...

Establishing faster-growing, durable football fields

... to see if the amount of time (to establish the fields) was affected by grass types and mixtures, and how planting time affected the relative proportions of different grass species that became established., stated Stier. During each year of the ...

NOAA science story tips -- AAAS 2008 edition

... assessments of the anti-fouling biocide, Irgarol 1051 in larval and adult grass shrimp (Palaemonetes pugio) showed that Irgarol was more toxic to larvae than adults. grass shrimp is an ecologically important species in salt marsh ecosystems, with ...

Study shows how the zebrafish gets his stripe

... of the developing fish. It is as though someone has put up keep off the grass signs in the wild-type zebrafish to keep the melanophores in separate ... these signs have been knocked down, and the pigment cells run all over the grass between the footpaths. The breakthrough in understanding how this ...

Sustainable agriculture at the ESA Annual Meeting

... systems, Glover and his colleagues conducted a study on the physical, biological and chemical differences between annual wheat fields and perennial grass fields in Kansas. The fields had each been harvested annually for the past 75 years. In each test, the researchers found perennial fields to be ...

August 2009 Geology and GSA Today media highlights

... which were the focus of the study by Swayze et al. Although thick vegetation can conceal underlying rock and soil, use of modeled spectra of dry grass and serpentine allowed detection of serpentine in some parts of the study area with up to about 80% dry-grass cover. Chaparral vegetation, which was ...

'Honey bee health' of concern at Western Apicultural Society conference

... and fitness and member of the UC Davis Department of Nutrition faculty, will speak on "Honey and Exercise Physiology." Randy Oliver, a grass Valley beekeeper and also a part-time researcher, teacher and author, will offer "Beekeeping Tips Based on Experimental Trial and Error." The ...

A genome may reduce your carbon footprint

... A recently published study examined the impact of very cheap sequence data (approximately 1USD per genome) on improvement of switchgrass, a perennial grass well suited to biomass production. Results were published in the current issue of The Plant Genome . Acquiring the genetic component of natural ...

Breaking the ties that bind: New hope for biomass fuels

... of cellulose fibers, the United States currently lacks an energy-efficient and cost-effective method for turning inedible biomass such as switch grass or corn husks into a sweet source of biofuels. Working with researchers from the U.S. Department of Agriculture and the Centre de Recherches sur ...

2009 ASPB Summer Undergraduate Research Fellowship award announcement

... my work in Montreal next summer. Jacquelyn Harth, The College of New Jersey Mentor: Janet Morrison Smut fungus infection of the perennial grass Andropogon virginicus I am thrilled to have been awarded an ASPB SURF for 2009. Already my undergraduate research experience has been extremely ...

Researchers find the earliest evidence of domesticated maize

... published in the PNAS Early edition, March 24. According to Ranere, recent studies have confirmed that maize derived from teosinte, a large wild grass that has five species growing in Mexico, Guatemala and Nicaragua. The teosinte species that is closest to maize is Balsas teosinte , which is ...

K-State biologist collaborating with researchers in Africa on grassland sustainability, biodiversity

... of Botswana, the K-State group is studying how fire, grazing and important beneficial soil fungi affect the ecology and productivity of key grass species. Information about the research will appear at the African Issues Symposium: Food Security, Environmental Sustainability and Human Health, ...

Understanding natural crop defenses

... Javier E. Moreno, a graduate student in Ballars lab, found. Fall armywormscaterpillars that prefer to chomp on corn, sorghum and other members of the grass family but won't say no to beans, potatoes, peanuts, cotton and other cropsgrew twice as fast on Arabidopsis thaliana seedling grown under crowded ...

Nutrient pollution chokes marine and freshwater ecosystems

... die-offs; the proliferation of undesirable plant growth; reductions in water quality; and the loss of important coastal fish habitat, such as sea grass and kelp beds. Likens stresses, "By focusing only on minimizing phosphorus in our fresh waters, and ignoring nitrogen inputs, existing management ...

Preventing rangeland erosion: Developing better management practices in Iran

... showed great value as well. In particular, the lectures were effective in expanding the subject's knowledge of rangeland surface in province, rate of grass products, and palatable species. It was also shown that that lecture training could significantly change pastoralists' knowledge in the preservation ...

Genome of a heat and drought resistant cereal plant analyzed

... by aridity need plants that can thrive / grow under dry conditions. One example is sorghum: Also known as milo, durra, or broomcorn, sorghum is a grass species that can grow up to five meters in height and is extremely resistant to aridity and hot conditions. The grass, which originates from Africa, ...

Decline of carbon-dioxide-gobbling plankton coincided with ancient global cooling

... teeth suited for chewing soft leaves. But as grasslands appeared, much hardier teeth appeared adapted to a lifetime of chewing tough, silica-studded grass leaves. Diatoms ought to show a similar evolutionary response to the sudden availability of silica, Rabosky said, but they don't. Although the new ...

Expert recommends town councils to design low-allergy impact green spaces

... periods and the sproot of new leaf buds. According to Carianos Gonzlez, species such as cypress trees, privets, elm trees, plane trees, daisies or grass are commonly used by the administration when it comes to design urban green spaces. "All of them have been described as allergen plants, and they ...

NSF funds research at Illinois on sustainable biofuels infrastructure

... for the overall food and agricultural picture. Illinois already leads the nation in research on a promising biofuels crop, a tall perennial grass known as Miscanthus x giganteus. A recent large-scale study from Illinois showed that Miscanthus is more than twice as productive as corn as a ...

Study: Wildlife need more complex travel plans

... mathematical models (sets of equations) to understand natural systems. His analyses have shed light on environmental issues as diverse as salt marsh grass invasions in San Francisco Bay; climate change and coral reefs; and marine reserves and fish populations. In 2006, Hastings received the Robert H. ...

Herbicide-resistant grape could revitalize Midwest wine industry

... said Robert Skirvin, plant biologist in the College ofAgriculture, Consumer and Environmental Sciences. "It works really well in corn and wheat and grass crops because it kills the broadleaves, so the grasses are resistant to it, but grapes are incredibly sensitive to it." Skirvin said that 1/100th ...

Academy participates in project to discover drugs, biofuels in tropical seas

... online identification guides for Philippine mollusks," Rosenberg said. "Our sampling will focus on four habitats: coral reefs, mangroves, marine grass beds and intertidal flats, all of which are heavily impacted by humans. Increased knowledge of the mollusks living in these areas will help ...
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