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The high spatial and temporal variability of forest understorey light environments requires lengthy and/or extensive sampling in order to characterize...
Read moreA Littoral Ecosystem Risk Assessment Model (LERAM) is described and evaluated using field data from a previous littoral enclosure study of the effects...
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 ...
Read moreSexual reproduction and natural seed production in Eichhornia crassipes was examined in a total of 19 populations from 2 tropical regions (Lower Amazo...
Read moreThe 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 moreDrylands are highly vulnerable to land degradation, and despite increasing efforts, restoration success remains low. Although often ignored in the des...
Read moreThe effects of mowing frequency and cessation of mowing on ecosystem structure in a semi-permanent grassland (Agrostis tenuis, Holcus lanatus, Anthoxa...
Read moreGives the results of a survey of woodlands characterized mainly by Eucalyptus spp., including data on: the contents of Ni, Co, Cu, Zn and S in differe...
Read moreThe survival of four populations of eggs of Hylemya (Leptohylemyia) coarctata (Fall.) at Rothamsted in southern England was studied. Few eggs disappea...
Read moreThe system described samples average atmospheric CO2 content at 6 levels and can detect differences of 0.1 ppm between levels.
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