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Managed systems harvested at intermediate time-scales have advantages over annual short-cycled systems in maintaining top-down control of insect herbi...
Read moreHunting and land use change modify native herbivore abundances and cause cascading effects in natural ecosystems. The outcomes for vegetation depend o...
Read moreNumerous studies describe thresholds at which transitions between alternate ecosystem states occur but few quantitatively delimit these conditions and...
Read moreLand-use intensification strongly influences biodiversity by altering habitat heterogeneity, the distribution of habitat types and their extent. This ...
Read moreThe issue of competition between livestock and wild herbivores has remained contentious. We studied the diets and population structures of the mountai...
Read moreThe effects of 5 planting densities (p), viz. 10x20, 10 x 10, 10 x 7. 5, 10 x 5 and 5 x 7. 5 cm., on leaf growth and bulb yield were investigated for ...
Read moreIn a cocoa plantation in Costa Rica, T. jaty was a common visitor to the flowers; on 70% of observed visits, the bees collected pollen. However, fruit...
Read moreThis Special Profile contains papers covering several topics, including the impact of habitat fragmentation and semi-natural landscape elements for po...
Read morePopulation densities of Heterodera avenae in a sandy soil in Nottinghamshire, UK, decreased to very low levels between 1957 and 1968, despite intensiv...
Read moreA seed drill with 2 adjacent spouts blocked was used to sow winter wheat so that there were rows (a) 18 cm apart, (b) 18 cm from the next row on one s...
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