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Investigations into the possible eradication of tsetse flies by the release of sterile males included the breeding of tsetse flies under field conditi...
Read moreChanges in vegetational distribution in the Rukwa valley, Tanzania, are described and their relationship with fire and flooding assessed.-R.B.
Read moreObservations were made in southern England in 1970-71 on aphid populations infesting the aerial shoots of spring cereals. Aphids mainly Acyrthosiphon ...
Read moreThe following is substantially the authors' summary. Investigations on the diurnal activity and seasonal distribution of Glossina morsitans orientalis...
Read moreUp to 73% of the world's rangelands are degraded, and increasing demand for meat in developing countries and a growing human population are likely to ...
Read moreBiological invasions are a threat to biodiversity, society and the economy. There is an urgent need to provide evidence-based assessments of the risks...
Read moreBiological organisms are increasingly being introduced and eradicated in an effort to maintain biodiversity and ecosystem function in the face of anth...
Read moreIn a further study on the distribution of cereal aphids and their predators and parasites in southern England [see RAE/A 62, 500, 3133], the distribut...
Read moreThe following is virtually the author's summary. Studies were carried out in 1958-62 on some of the factors that affect the formation of bands of hopp...
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