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The following is substantially the author's summary. During the years 1963-70, further progress was made in eradicating tsetse flies (Glossina tachino...
Read moreConcentrations of DDT and its metabolites were compared over space, time, feeding strategy and diet in the striped kingfisher (Halcyon chelicuti), red...
Read moreDuring the years 1963-70, further progress was made in eradicating tsetse (Glossina tachinoides, G. morsitans, G. palpalis) from parts of north-easter...
Read moreThe nesting success of the sparrowhawk (Accipiter nisus) in and near arable areas in Britain has declined since 1947, owing to increased egg-breakage ...
Read moreSparrowhawks (Accipiter nisus) found dead in eastern England showed a significant reduction in HEOD (organochlorine pesticide residues derived from al...
Read moreThe following is based partly on the authors' summary. Preliminary laboratory tests with larvae of Chironomus riparius Mg., Asellus aquaticus (L.), Tu...
Read moreThree important questions concerning the basic cause of the injuriousness of Tetranychid mites in Australian commercial orchards are whether insectici...
Read moreFollowing a DDT spray in July 1957, which almost eliminated the predatory Blepharidopterus angulatus from 1/4-acre orchard plots, the population of Pa...
Read moreForty adult glaucous gulls Larus hyperboreus were collected on Bear Island, Norway, in the Svalbard archipelago in the western Barents Sea in July 199...
Read moreOrganochlorine levels and shell thickness indices varied little between eggs in the same clutch of Accipiter nisus in the UK, but they varied greatly ...
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