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Rangeland grasshopper movement was studied in Wyoming, USA, in July 1997 with respect to the biological and ecological factors (population density, de...
Read moreThe objectives of forest policy have been broadened from tangible products, such as wood and fiber, to ecosystem services. This broadening emphasizes ...
Read moreThe grey partridge is a species of conservation concern, in common with many farmland birds. Its widespread decline in western Europe has been attribu...
Read moreIn laboratory studies in Massachusetts with a synthetic diet and the foliage of 4 forest trees (grey birch (Betula populifolia), white oak (Quercus al...
Read moreIn an apple orchard in south-western England where tits (Parus spp.) ate 95% of the overwintering larvae of Cydia pomonella (L.), only 35% of the surv...
Read moreIn citrus orchards in Trinidad, the presence of the ant Azteca sp. on a tree was negatively correlated with the presence of nests of the termite Nasut...
Read moreEcosystems world-wide increasingly are subject to multiple interacting disturbances. Biodiversity in anthropogenic landscapes can be enhanced by manip...
Read moreWoody plant encroachment in grasslands is a world-wide concern. Assertions that abiotic stress reduction facilitates encroachment are not universally ...
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 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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