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The value of the density dependent term c in the equation M=aLc relating the number of maturing females (M) of Boophilus microplus (Can.) to the numbe...
Read moreThe aim of this work was to estimate spatio-temporal parameters of an individual based model of Trichogramma female foraging behaviour in a mass reari...
Read moreHost acceptance and suitability of a range of dipterous hosts of the predator/parasitoid Aleochara sp. were studied in South Africa to assess the like...
Read moreNeonicotinoid insecticides are routinely used as seed treatments on most grain and oilseed crops in the USA, yet the extent and likelihood of spread o...
Read moreAt Rothamsted in southern England from 1973 to 1977, alate cereal aphids (Sitobion avenae (F.), Metopolophium dirhodum (Wlk.), and in some years S. fr...
Read moreIn a cider-apple orchard near Bristol, England, in late January 1972 (Experiment 1) and December 1972 (Experiment 2), fully grown larvae of Cydia pomo...
Read moreThe influence of adults of Coccinella californica Mannh. on the spread of a plant virus (bean yellow mosaic virus) transmitted by Acyrthosiphon pisum ...
Read moreIntact profiles of soil from a field in UK that had been direct-drilled for 5 years and from the same soil that had been regularly ploughed were steri...
Read moreThe distribution and abundance of adults, larvae and pupae of ceratopogonid midges in shaded and sunny habitats was investigated in relation to phenol...
Read moreDespite concern about the effects of fragmentation on biodiversity, quantitative studies are still scarce with respect to many major groups and import...
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