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The effects of bush clearing, cultivation and crop protection with DDT on surface casting activity and populations of earthworms were monitored over a...
Read moreMethods are described for the analysis of survival data. The re-analysis of survival data for wild populations of 11 tropical species of mosquitoes re...
Read moreAs a pilot study, descriptions of the vegetation and soil sampling were carried out on 20 British forest sites to investigate the soil factors likely ...
Read moreThe iodine content of the top 15 cm of 132 soils formed from a variety of parent materials within the UK ranged from 0.5 to 98.2 mu g g-1 on a dry wei...
Read moreMany invasive species are introduced by trade, and there is a need for studies of pre-emptive measures to lower the risk of introductions, as post-est...
Read moreLosses of domestic sheep grazing unattended on upland summer ranges in the Snøhetta plateau of south central Norway during 1979-94 were examined, in r...
Read moreMany vegetated ecosystems, including drylands, coastal dunes, salt marshes and seagrass meadows, inhabit environments frequently disturbed by the eros...
Read moreAs plant invasions pose one of the greatest threats to biodiversity, it is critical to improve both our understanding of invasiveness and strategies f...
Read moreAlgal assemblages have been included in biological monitoring in a number of national, large-scale and long-term biological monitoring and assessment ...
Read moreTemperatures were measured in a perennial ryegrass crop in the field and an attempt was made to relate temperature to growth. The instruments used are...
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