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The following is substantially the author's summary of this account of further studies in Kenya [cf. RAE A 57 1599]. The distribution of eggs laid by ...
Read moreThe numbers of Rhopalosiphum padi sampled using UK 12.2 m suction traps during the autumn were related to weather data from the preceding year using m...
Read moreA model of intermediate complexity is described to predict and understand the reasons for the ultimate impact of the ichneumonid parasitoid S. v. vesp...
Read moreThe effects of hedges and a lath barrier on the distribution of adults of Hylemya (Erioischia) brassicae (Bch.) in the field [cf. RAE/A60, 3692] was o...
Read moreSamples of Heteroptera and Auchenorrhyncha were taken from replicated plots grazed by sheep in spring, summer, autumn and winter and from ungrazed are...
Read moreLarge numbers of newly flight-mature alate alienicolae of Myzus persicae (Sulz.) were flown in a flight chamber for 5 or 10 h. Flown aphids marked wit...
Read moreDensity-dependent mortality was shown to occur among the parasitic stages of Boophilus microplus (Can.) on European and Zebu X European breeds of catt...
Read moreThe survival of four populations of eggs of Hylemya (Leptohylemyia) coarctata (Fall.) at Rothamsted in southern England was studied. Few eggs disappea...
Read moreIn further investigations at Rothamsted [cf. preceding abstract], parasitism, overcrowding (two or more larvae in the same shoot), disease and predati...
Read moreThe effects of cutting calcareous grassland on its invertebrate fauna were examined in an Arrhenatherum-dominated grass plot in eastern England. Four ...
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