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Remote sensing and spatial analyses are increasingly used to understand the role of seminatural habitats in biocontrol, but knowing how to best levera...
Read moreThe reproductive success and biology of Africanized (A) and European (E) honeybees (Apis mellifera) were compared for a year (1984-86) over 3 life-zon...
Read moreVegetation cover was manipulated in enclosures in a field boundary in southern England to test experimentally the effect on overwintering by the preda...
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 moreThe following is substantially the authors' summary. Outbreaks of Ectropis bhurmitra (Wlk.) in Ceylon in 1963-66 developed as a side-effect of dieldri...
Read moreThe diversity and abundance of airborne arthropods in a silvoarable agroforestry system with associated forestry and arable control areas in northern ...
Read moreDelineation of seed zones or provenance regions to preserve local adaptation is a common practice in forestry and restoration, as locally adapted plan...
Read moreHeavy livestock grazing in Namaqualand, South Africa, is threatening the region's unique diversity of succulent shrubs. This is especially true in the...
Read moreHabitat degradation is seriously threatening stream biodiversity and productivity world-wide. For salmonid fish, restoration projects in disturbed sys...
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