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Describes a method for estimating the income of K, Mg, Ca, P and Na to a woodland ecosystem in the airborne particles caught by the tree canopy, and g...
Read moreModerate grazing by Hereford cattle or by sheep on the Mundi Mundi Plain, New South Wales, in 1980-87 did not affect the population dynamics of the pe...
Read moreMonocultures and mixtures of crimson clover and ryegrass (Lolium multiflorum) were grown in filtered air or 0.03 or 0.09 p.p.m. O3 concentrations for ...
Read moreThis study focused on Catimbau National Park in the Caatinga dry forest of northeast Brazil. The study explored how the park was set up, and discussed...
Read moreSmoke from fire can sharply reduce air quality by releasing particulate matter, one of the most dangerous types of air pollution for human health. A t...
Read moreThe evaluation of restoration measures is an important task of conservation biology. Inland sand dunes and dry, oligotrophic grasslands have become ra...
Read moreSoils in which 4 grasses, 8 broadleaved species and 2 ferns had been grown individually for 16 yr were examined for p-hydroxybenzoic, vanillic, p-coum...
Read moreMixtures of equal numbers of plants of different barley varieties or of a barley variety and an oat variety were grown in 5 field trials and 1 glassho...
Read moreDownhill skiing, the machine-grading of slopes and the use of artificial snow induce major disturbances to the environment of alpine ski resorts. Our ...
Read moreIn November 1970 the acidity of Calthorpe broad in Norfolk, and some adjacent ditches, changed abruptly from near-neutrality to just above pH 3. Most ...
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