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Litter bags, containing aspen or aster leaf litter, were used to compare decomposition in burned and adjacent unburned areas in forests in northeaster...
Read moreThe abundance of several species of Forcipomyia, known to be pollinators of cacao, increased markedly in 1 cacao farm in Costa Rica when discs of rott...
Read moreFertilization with a 10-6-4 sewage sludge fertilizer increased the total peak standing crops of salt marsh vegetation, in spite of the presence of con...
Read moreAdults of Altica (Haltica) carduorum Guer. from France were released in 1969 and 1970 on Cirsium arvense (creeping thistle) at Silwood Park, Berkshire...
Read moreA simple model is used to calculate transpiration and assimilation rates for leaves or canopies. This is then used to investigate interactions between...
Read moreSeed collected from natural stands of P. menziesii growing at (a) 250, (b) 520 and (c) 880 m alt. in Oregon, and from a cross between trees in (a) and...
Read moreA previously published model of rainfall interception by forests was generalized, and elaborated to enable separate calculation of through-fall and st...
Read moreMaleic hydrazide and mefluidide significantly retarded growth of a mixed sward dominated by Festuca rubra, Agrostis spp., Poa spp., Dactylis glomerata...
Read morePlant cover data collected at Varanasi, India, for 2 successive years in pastures at different grazing intensities were used to formulate a simulated ...
Read moreIn many European agricultural landscapes, species richness is declining considerably. Studies performed at a very large spatial scale are helpful in u...
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