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Tag: "agriculture" at biology news

Whole genome fine map of rice completed

...r improving output and selecting better strains of agriculture crops. The current publication provided a completed fine map for the paternal strain¡°93-11¡± (Indica), and its comparison with the genome sequence of the Japonica. It is reported that BGI will finish whole genome assembly and analysis for the mater...

Plant hemoglobins: Oxygen handlers critical for nitrogen fixation

...tic nitrogen fixation is important for sustainable agriculture and contributes millions of tons of reduced nitrogen to crops and pastures each year. As reported this week, researchers led by Dr. Michael Udvardi at the Max Planck Institute of Molecular Plant Physiology have succeeded in eliminating the productio...

South America's vast pantanal wetland may become next everglades, UNU experts warn

...re selling their land to outsiders and large scale agriculture is taking place in the high-lands surrounding the Pantanal. In most cases, these newcomers do not know how to manage the land in a sustainable way." Several major development projects have been initiated, aimed at increasing the contribution of the ...

Genetically modified rice in China benefits farmers' health, study finds

...lizes in the economics of technology change in the agriculture of developing countries. "Farm surveys of randomly selected farm households that are cultivating the insect-resistant GM rice varieties demonstrate that when compared with households cultivating non-GM rice, small and poor farm households benefit fro...

Scientists discuss improved biopesticides for locust control in West Africa

... Participants at the seminar included ministers of agriculture from other West African nations, national plant protection directors and locust control personnel, military officers in charge of locust control campaigns, representatives from regional and international organizations, and locust scientists. Vaughan...

New winter hulless barley has high protein

... more new cultivars that help provide solutions to agriculture problems. Another of the projects aims to develop wheat and barley cultivars resistant to pests and so require fewer chemical inputs. For example, producers would obtain higher yields of a safer and higher quality grain that is resistant to Fusarium ...

Scientists discover how plants disarm the toxic effects of excessive sunlight

...oxic effects of singlet oxygen, which could impact agriculture and the treatment of human and plant disease, and aid the effort to create alternative bioenergy sources," Donohue says. Donohue and his group studied a photosynthetic microbe and identified the cellular pathways it used to sense the presence of sin...

To control germs, scientists deploy tiny agents provocateurs

...spread in nature and have serious implications for agriculture and human health. Biofilms form the green slime on rocks, the plaque on human teeth and the slippery film on ship hulls. If a single cell were analogous to one man, biofilms would be the "bacterial equivalent of mob mentality," says Blackwell. In th...

Oceans more vulnerable to agricultural runoff than previously thought, study finds

...uses extra blooms of phytoplankton." Yaqui Valley agriculture To assess the impact of agricultural runoff on th...sequence of the global expansion of industrialized agriculture and the intensification of certain practices," the authors wrote. "Nitrogen-based fertilizers are th...

NHGRI targets 12 more organisms for genome sequencing

... the United States, the use of parasitoid wasps in agriculture as a biological control of crop damaging insects saves approximately $20 billion annually. The wasp will serve as a good comparison for the honey bee genome, which has been sequenced already. Two related wasp species, Nasonia giraulti and Nasonia lon...

Experiment station researchers to explore genome of disease-fighting fungus

... to protect crops, which has implications for both agriculture and the pharmaceutical industry. The fungus, Trichoderma virens, is used to protect field crops from various plant diseases. Researchers say the genome sequencing work may uncover chemical compounds and beneficial genes useful in producing new human...

UN: World in big ecological mess

...ts findings include: * More land was converted to agriculture since 1945 than in the 18th and 19th centuries combined. More than half of all the synthetic nitrogen fertilizers, first made in 1913, ever used on the planet have been used since 1985, resulting in a substantial and largely irreversible loss in dive...

Fungus-farming termites descend from an African rain forest Eve

...lysis and computer modelling suggests that termite agriculture originated in the African rain forest, and gave ri...utionary past, a single, unreversed, transition to agriculture occurred in which termites domesticated a single lineage of fungi, represented today by the genus Te...

Researcher gets NSF grant to create mutant maize lines

...o create maize plants with enhanced properties for agriculture or industry, Brutnell says. "This is going to be the only resource of its kind, a sequence-indexed library that allows researchers to do a database search for a DNA sequence and identify a single line of maize with a single disruption in the genome,...

Bacteria are key to 'green' plastics, drugs

... for the benefit of both institutions and American agriculture itself. We also appreciate the support of the U.S. Department of Agriculture for this work to create another high-value product from agriculture." Many researchers are trying to create a succinate-producing bacterial mutant. They use biotechnology t...

MSU researchers receive $4 million grant to uncover gene functions

... it produces many different molecules important to agriculture and human health, such as vegetable oils, starch for ethanol-based fuels, vitamin E and amino acids. Despite the many functions of a chloroplast, the MSU team estimates that it takes only around 4,000 genes to make a functional chloroplast, which is ...

Organic farms produce same yields as conventional farms

...er soil quality indicators. The fact that organic agriculture systems also absorb and retain significant amounts of carbon in the soil has implications for global warming, Pimentel said, pointing out that soil carbon in the organic systems increased by 15 to 28 percent, the equivalent of taking about 3,500 poun...

Long-sought flower-inducing molecule found

...g, something that is of central importance in both agriculture and forestry. We are all familiar with the fact t...s, something that has been of great importance for agriculture but that can also lead to the development of efficient tree breeding for forestry". ...

New plant DNA libraries provides massive boost to world's plant researchers

...fit to academic researchers, scientists working in agriculture and horticulture and also to pharmaceutical research teams interested in the medicinal properties of plants. The new libraries have two key features that will make them particularly attractive to researchers. Firstly, there are genomic libraries fro...

New partnership to clear landmines for African Elephants

...lephants and other wildlife while benefiting local agriculture and economic development. The demining will occur in coordination with the National Government of Angola, the Provincial Government of Kuando-Kubango, RoP, CI, and the U.N. Development Program-Angola. RoP will contract directly with demining organiz...

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