Regulations and guidelines for tolerable concentrations of these potentially plant-toxic elements in soils are based on the assumption that the toxic effects of the metals are substantially independen...
Agricultural and Forestry Science |Agricultural soils accumulate trace metals, particularly copper and zinc, as a result of their presence in wastes (sewage biosolids and manures) and fungicides that are applied over long periods of ti...
Agricultural and Forestry Science |Neil J. Tabor, associate professor of Earth Sciences at SMU and an expert in sedimentology and isotope geochemistry, calculated past climate using oxygen and hydrogen isotopes in minerals from fossil ...
Earth Sciences |Scientists define the “critical zone” as the portion of the planet from the treetops to the groundwater that sustains terrestrial life.The observatory is one of only six in the United States. ...
Ecology, The Environment and Conservation |Writing in the September 2009 issue of Resource: Engineering & Technology for a Sustainable World, Allen L. Thompson, Associate Professor of Biological and Agricultural Engineering at the University o...
Agricultural and Forestry Science |Environmentalists are just as fond of talking about it as are politicians, economists or marketing experts – "sustainability" has become a buzzword. The problem is that the term sustainabili...
Agricultural and Forestry Science |With its nitrogen-fixing qualities, the tall, long-lived acacia tree, Faidherbia albida (Mgunga in Swahili) could limit the use of fertilizers; provide fodder for livestock, wood for construction and ...
Agricultural and Forestry Science |Although agriculture, particularly in the developing world, is often associated with massive deforestation, scientists from the World Agroforestry Centre demonstrated today, in a study using detailed ...
Studies and Analyses |Shooting ranges are the major source of Pb contamination in Japan where over 600 sites are present mostly in remote locations.Remediation of Pb-contaminated soils in a shooting range is genera...
Ecology, The Environment and Conservation |This fact prompted the Basque Institute for Agricultural Research and Development – Neiker-Tecnalia – to design a series of research projects in order to evaluate alternative agricultural practices, a...
Agricultural and Forestry Science |To accomplish this, UMass Amherst’s Nüsslein, with colleagues from the universities of Texas, Oregon, Michigan State and the University of Sao Paolo recently launched a microbial observatory project t...
Ecology, The Environment and Conservation |Dissolved organic carbon (DOC) losses from tile drains are an underquantified portion of the terrestrial carbon cycle. This is particularly important in the eastern corn belt where tile drainage domin...
Agricultural and Forestry Science |A University of Colorado at Boulder team has uncovered an ancient and previously unknown Maya agricultural system -- a large manioc field intensively cultivated as a staple crop that was buried and ex...
Agricultural and Forestry Science |Writing in the current issue of the journal, Microbiology, Professor Gejiao Wang and his colleagues from Huazhong Agricultural University in Wuhan, PR China describe how a particular strain of Brachyb...
Agricultural and Forestry Science |There is growing interest in using crop residues as the feedstock of choice for the production of cellulosic-based ethanol because of the more favorable energy output relative to grain-based ethanol. ...
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