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Many Lepidoptera species are declining to the point that active measures such as reinforcements and reintroductions are necessary to maintain viable p...
Read moreSmall rodents in general and the multimammate rat (Mastomys natalensis [Praomys natalensis]) in particular cause major economic losses in natural gras...
Read moreThe summer populations of the aphid Metopolophium dirhodum were monitored in a field of winter wheat in Bedfordshire, England, in 1978-80. The populat...
Read moreInfectious diseases seriously threaten the populations of many endangered mammals, including African wild dogs Lycaon pictus. Extinction risks may be ...
Read moreUnderstanding the population dynamics of exotic pests and associated natural enemies is important in developing sound management strategies in invaded...
Read moreFreshwater fisheries are complex social-ecological systems spatially structured by coupled feedbacks between people and nature. Spatial exploitation d...
Read moreAfrican lions are declining across much of their range, yet robust measures of population densities remain rare. The Queen Elizabeth Conservation Area...
Read moreWe need to understand how threatened plant species respond to natural or management-induced habitat changes to conserve them successfully. Because lon...
Read moreObservations were made on sugar beet fields in Cambridgeshire and West Suffolk, UK, in April-May 1977 and 1978 from emergence of seedlings until they ...
Read moreAgrostemma githago and spring wheat cv. Sicco were sown in monocultures and 1:1 mixtures at overall densities of 16, 40, 120, 400 and 1200 plants/m2 i...
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