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In a further study on the distribution of cereal aphids and their predators and parasites in southern England [see RAE/A 62, 500, 3133], the distribut...
Read moreIn southern England, 25 sites of indigenous juniper (Juniperus communis) visited in 1968-69 were considered as islands, since they tended to consist o...
Read moreLife tables and intrinsic rates of increase were obtained for Myzus persicae (Sulz.), Brachycaudus helichrysi (Kalt.) and Macrosiphoniella sanborni (G...
Read moreIn a study in an unsprayed cider-apple orchard in Bristol, England, on the importance of egg predation in the population dynamics of Cydia pomonella (...
Read moreFire is an important disturbance in African savannas where it is generally assumed that high levels of pyrodiversity (variation in aspects of the fire...
Read moreHundreds of recent studies have voiced concern over the negative impacts of non-target pesticides on pollinator health. However, pesticide loads are h...
Read moreField-margin diversification through conservation and restoration of hedgerows is becoming a prominent intervention for promoting biodiversity and ass...
Read moreResults from four field studies conducted in Germany showed that communities of trap-nesting bees and wasps (Vespidae) and their natural enemies are p...
Read moreTwo interrelated experiments at Basel on the effect of root herbivory by the moth Agapeta zoegana on C. maculosa, under various competitive environmen...
Read moreThe following is virtually the authors' summary. A small static population of Schistocerca gregaria (Forsk.) confined to an area of Heliotropium aegyp...
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