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Monthly totals of arthropods found killed by pathogenic fungi in collections from 5 X 4 quadrats in three forest types in Ghana were shown to be inver...
Read moreAdults of Hylemya (Erioischia) brassicae (Bch.) labelled with 32P were released 24 m from a plot of cabbage and recaptured with water traps. The respo...
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 moreThe dispersion, biomass and population structure of the semi-desert shrub Zygophyllum eurypterum were measured in a 1-ha sample of the Turan Biosphere...
Read moreWhere Calluna was recolonizing burnt ground, the rate of soil erosion correlated negatively with the height and density of the vegetation. Where the C...
Read moreThe duration of the flowering period and the fraction of open flowers over time were defined as functions of growing degree-days for 5 almond cultivar...
Read moreThe nitrogenase activity of C. scoparius measured at indigenous soil temp. at intervals during the year showed 2 apparent maxima, in early and late sp...
Read moreAmple evidence suggests positive effects of species diversity on ecosystem functioning and services in natural and agricultural landscapes. Less obvio...
Read moreEquations for the estimation of net radiation flux, some involving only a single climatic element, were compared with Penman's (4-element) formula and...
Read moreData are presented for a range of species including perennial grasses, white clover, lucerne, cereals and soyabeans on the length of roots per unit ar...
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