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Describes the host range of Cacao swollen-shoot virus (CSSV) and the distribution of wild hosts. No consistent association has so far been found betwe...
Read moreThe cereal aphid outbreaks of 1979 (Metopolophium dirhodum) and 1980 (Sitobion avenae) and their lower populations in 1981, in Norfolk, eastern Englan...
Read moreThe problem of determining quickly the extent of insect pest infestations, such as that of the fruit pest Ceratitis capitata in California, is discuss...
Read moreDipterous stem-boring larval populations were assessed in rotationally grazed or cut plots of ryegrass [Lolium perenne] in southern England throughout...
Read moreLife tables are presented for 4 consecutive generations of Psila rosae on carrots in southern England, and are analysed using key factor analysis. Of ...
Read moreThere is urgency in optimizing agricultural production in light of climate uncertainty, human population growth and resource limitations. The rhizosph...
Read moreThe following is based largely on the author's summary. The insect communities on vegetation in a mixed hedgerow and in neighbouring fields of pasture...
Read moreTwo savanna sites in Gazankulu, South Africa, were fenced in 1984 and subjected to heavy or light grazing for 4 growing seasons. Size-structured matri...
Read moreSubseasonal to decadal ocean forecasting can make significant contributions to achieving effective management of living marine resources in a changing...
Read more[Cf. FA 35, 7073] A general theory is presented which describes the interaction between radiation and a Spruce forest. The canopy is divided into a se...
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