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Pesticide concentrations are correlated with regional declines in stream invertebrate diversity. Experimental studies have identified that pesticides ...
Read moreHabitat loss must be distinguished from habitat fragmentation so that appropriate conservation management can be applied. Few studies have evaluated t...
Read moreLichens are sensitive to pollution and have therefore been used as air quality indicators. While the distribution of lichens within cities may reflect...
Read moreThe effects of decreasing water potential of the soil and plant on growth of L. perenne were studied. Leaf and root extension growth decreased by 50% ...
Read moreIn one year, saplings of T. X vulgaris [T. X europaea] increased very little in weight when a population of E. tiliae was allowed to develop on them. ...
Read moreArthropods are important players in biological control as pests, control agents and transmitters of invertebrate diseases. Arthropods are frequently i...
Read moreA metapopulation neighbourhood model of the seed bank of an annual plant, that included the effects of heterogeneity in space and time, of stochastic ...
Read moreThe results are reported of glasshouse trials in which the interspecific effects of barley, white mustard (Sinapis alba) and wild oats (Avena fatua) g...
Read moreAn experiment was carried out in 1978-86 to study the individual and combined simulated grazing effects on C. pallens tussocks of takahe (Notornis man...
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