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Emissions of cadmium and copper from a metal refinery caused widespread contamination of soil and vegetation. Dispersal followed an exponential decay ...
Read moreA method for determining tissue turnover in grassland, based on non-destructive measurements of individually marked population units, is presented. Th...
Read moreAnnual counts were made over 10 yr in a 22-ha coppice in which all stages from freshly-cut coppice to growth >19 yr were represented. Bird species ...
Read moreThe nature of change in genetic structure during self-thinning of crowded mixtures of Phlox drummondii genotypes was investigated with (1) 10 commerci...
Read moreThe influence of cattle grazing on marked shoots of P. australis was studied on embanked sandflats of the Lauwerszeepolder, N. Netherlands in 1983-86....
Read moreEnclosures (4.5 m3) in a dense Potamogeton pectinatus community were enriched by weekly additions of NaNO3 and KH2PO4 at four rates (max. 1000 mu g N ...
Read moreCommunity-based conservation is a widely adopted wildlife governance approach, but questions remain about the conditions under which this form of wild...
Read more2. Studies of feeding routine during daylight showed that in winter waders generally spent least time in the roosts at high water and fed for the grea...
Read moreClimate change is predicted to have a marked effect on the agricultural sector in Eastern Africa. However, there is considerable potential to adapt to...
Read moreThe population dynamics of B. globosus were studied at 5 river sites in the Zimbabwe highveld for between 4 and 28 months. Adult snail abundance, recr...
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