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Variability in historic fire regimes in eastern North America resulted in an array of oak savannas, woodlands and forests that were dominant vegetatio...
Read moreThe identification of species, communities, or ecosystems that are likely to be strongly damaged by human activities (i.e. that are fragile) forms an ...
Read moreStudies on sand-dune vegetation at Aberffraw, Anglesey containing car tracks, footpaths and sheep walks showed that a number of species, including Poa...
Read moreThis study highlights the Woodland Herbivore Impact Assessment Method (WHIA) by comparing the results obtained by fifteen surveyors assessing the same...
Read moreThis paper incorporates the detrimental agronomic effects of irrigation-water salinity into an empirical economy-wide dynamic hydro-economic model to ...
Read moreTwo cultivars of barley, one resistant and one susceptible to aphids, were grown in pots in mono- or mixed culture in the laboratory, and either infes...
Read more1. Disturbances (e.g. fires, floods, windstorms, landslides and tsunamis) are ubiquitous throughout the world. Many social and ecological systems have...
Read moreBulk density and soil penetration resistance was linearly related to the log of the number of passages of a car, up to 256 passages, and of walkers, u...
Read moreAdults of Altica (Haltica) carduorum Guer. from France were released in 1969 and 1970 on Cirsium arvense (creeping thistle) at Silwood Park, Berkshire...
Read moreFrom observational methods [described] in savanna dominated by Andropogon gayanus at Mokwa, Niger State, it was concluded that daily losses of standin...
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