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The Joint Agriculture and Environment Programme (JAEP), initiated to investigate the effects of agricultural activity on farmland ecosystems, is outli...
Read moreThe scrub layer was studied in 11 selected areas of Riding Mountain National Park, Manitoba, which are used as winter range by wapiti (Cervus canadens...
Read moreThe results of the first 4 years of an experiment which has involved frequent applications of ammonium sulfate within a 1-km2 tract of nitrogen-poor d...
Read moreVegetation change during the first 6 years of secondary succession in a calcareous former arable field and the effect of controlled grazing by sheep w...
Read moreManagement of the English uplands is complex and achieving good environmental outcomes, while taking into account the needs of owners, stakeholders an...
Read moreAge-structured host/parasitoid population models with overlapping generations were developed to investigate the interactions of Rastrococcus invadens,...
Read moreA mathematical population model limited by density-dependent larval mortality and a baculovirus for Oryctes rhinoceros, a scarabaeid pest of coconut a...
Read moreSulphur in rainfall and throughfall was measured at weekly intervals over 2 yr at a heathland site and under Pinus sylvestris and Betula pendula canop...
Read moreThe effects of defoliation by wild herbivores (mostly elephants) or domestic ungulates (mostly goats) on Kaffrarian succulent thicket, dominated by th...
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