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Showing items 55 through 63 of 236.The weedy Setaria species (giant, green, yellow, knotroot, and bristly foxtail) compose one of the worst weed groups interfering with world agriculture and in other disturbed and managed habitats.
Many attempts, which were aimed at promoting Sustainable Agricultural Systems (SAS) in Sri Lanka failed due to poor acceptance by farmers.
Although the northeastern US includes extensive areas of aggrading forest, uncertainty regarding the intensity and pattern of forest harvesting hampers an understanding of important ecological processes and characteristics such as carbon and nitrogen storage, habitat quality, and forest dynamics,
Using the UNFCCC as a basis, and the objectives of estimating soil organic carbon (SOC) changes during the period 1900–2100, a spatially explicit database of climate, land cover and soil texture was compiled for a 262,000 km2 region in semi-arid Sudan.
Since the late 1960s, the Nevada ranch community has come under increasing pressure from environmental groups regarding their use of public lands for livestock grazing, thus increasing tension between ranchers and public land managers and potentially reducing the social capital that facilitates a
Erosion tolerance is the most multidisciplinary field of soil erosion research. Scientists have shown lack in ability to adequately analyze the huge list of variables that influence soil loss tolerance definitions.
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