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Herbivores, edaphic features and fire are primary factors regulating the balance between woody and herbaceous vegetation in savannas. Many observation...
Read moreBird collisions along 135 km of deer fences were monitored for 1 yr (April/May 1992 to April/May 1993) at 27 sites in the Scottish Highlands. The majo...
Read moreA native Montana grassland was exposed to 3-monthly median SO2 concentrations (52, 131 and 228 mu g/m3) and to N, S and N + S fertilization. Leaf area...
Read moreDeclines in abundance and diversity of bumble bees (Bombus spp.) in Europe have been linked to agricultural intensification and the resulting loss of ...
Read moreThe diversity of human cultures and traditions means that people in different parts of the world use wildlife products in unique ways. People use wild...
Read moreOrdination analysis of vegetation records made at Tresco, Isles of Scilly, indicated that Calluna vulgaris, Erica cinerea and Anthoxanthum odoratum we...
Read moreEcological theories suggest that higher plant genetic diversity can increase productivity in natural ecosystems. So far, varietal mixtures, that is, t...
Read moreUnderstanding how management activities impact plant population dynamics is necessary to conserve at-risk species, control invasive species and sustai...
Read moreNon-timber forest products (NTFP) are harvested by millions of people for their livelihood. To define sustainable harvest limits it is critical to und...
Read moreIn trials on native semiarid grassland at Cheyenne, Wyoming in 1986-87, the response of Agropyron smithii [Elymus smithii] and Bouteloua gracilis to s...
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