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This paper discusses the USGS Integrated Drought Project. The USGS is organized into seven Mission Areas that focus on some of the most significant is...
Read moreThis paper serves as a brief introduction to a set of four papers on the large-scale effects of fires as management tools. Two papers in this profile ...
Read moreGrowth rates of grasses in midsummer at complete light interception were 21.9 g/m2 day (3.9% light energy conversion) for timothy cv. S352, 25 g (4.3%...
Read moreThe vegetation types in 1-m2 permanent quadrats were determined annually in 1975-82 on low and moderate productivity sites of improved or unimproved F...
Read moreCarabids are important biological control agents of weeds and other pests in agricultural fields. The carabid community is built upon direct and indir...
Read moreA mathematical model for simulating the population dynamics of Avena sterilis subsp. ludoviciana was constructed using previously reported data. The m...
Read moreThe Living England project, led by Natural England, is a multi-year programme delivering a satellite-derived national habitat layer in support of the ...
Read moreA statistical model is presented which explores the effects of weed patchiness on crop yield. Input data are a non-linear regression of yield versus w...
Read moreA major challenge for eradication managers is deciding when a programme can be deemed successful. Regan et al. (2006) were the first to pose this prob...
Read moreThe reasons for choosing a stochastic spatial simulation model of urban fox dispersal are described, and the biological assumptions behind the constru...
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