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The following is based partly on the author's summary. Cattle egrets (Ardeola ibis) feeding in dairy-cattle pastures in the south-western Cape Provinc...
Read moreThe following is based largely on the author's summary. A study was made in eastern England in 1969-70 on aphidophagous Syrphids and Syrphid predation...
Read moreA method is discussed for determining distribution and abundance of the spindle tree (Euonymus europaeus). This could be used for other hedgerow speci...
Read moreModified habitats have a profound impact on the biota of fragmented tropical forests. We investigated the structure of land-snail assemblages in Sri L...
Read moreConsiderable effort is expended by national and local governments to exclude alien species via detection and eradication of invading populations, but ...
Read moreInvasions by alien plants into unspoiled ecosystems are a cause for concern because the pristine systems are important stores of biodiversity. Indeed,...
Read morePolyphagous predators, such as spiders and beetles, perform a fundamental ecosystem service as regulators of agricultural pests, particularly aphids. ...
Read moreA large proportion of the world's land surface is extensively managed for livestock production. In areas where livestock systems are becoming more int...
Read moreDespite the essential role of pollination in the maintenance of many rare plant species, conservation management plans rarely consider the service of ...
Read moreFisheries can affect non-target species through bycatch, and climate change may act simultaneously on their population dynamics. Estimating the relati...
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