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Although agricultural expansion is a primary threat to tropical biodiversity, experimental studies evaluating the conservation value of tropical agric...
Read moreEcotoxicological models are used to assess the effects of radionuclides on freshwater ecosystems and the potential transfer to humans depend on accura...
Read moreField and laboratory experiments were conducted to investigate the relative contributions of the soil microflora and soil temperature fluctuations to ...
Read moreTo find a more reliable basis for ecotoxicological risk assessment, two microcosm experiments, one in the laboratory and another in the field (lysimet...
Read moreSoil profiles developed under beech (Fagus sylvatica) woodland, spruce (Picea abies) woodland, pasture, and arable cropping in the UK were analysed fo...
Read moreThe following is virtually the authors' summary. About 1, 000 kg English wheat was stored, in two equal bulks, in a damp unheated brick building in so...
Read moreOn Rothamsted farm in southern England, the predatory and parasitic arthropod population of part of a winter wheat field alternating with fallow, duri...
Read moreOver a period of 4 years, insects emerged throughout the year from the uncropped area in a winter-wheat-fallow sequence on Rothamsted Farm, southern E...
Read moreThe parasites of larvae of species of Tipula larvae were surveyed, principally at four locations between September 1973 and July 1974. The most common...
Read moreThe factors that maintain the mosaic distribution pattern of dominant ants in cacao plantations in Ghana were investigated in a series of observations...
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