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The adult life-span and the factors affecting egg production in Pieris rapae (L.) (especially age, temperature and solar radiation) were investigated ...
Read moreThe British National Vegetation Classification (NVC) was used to describe the vegetation of a 49 000 ha conifer (Picea abies, P. sitchensis) plantatio...
Read moreSeed germination in Agrostis capillaris, Holcus lanatus, Poa trivialis, Cynosurus cristatus and Festuca rubra was investigated in the dark at temp. ra...
Read morePlant diversity is globally threatened by anthropogenic land use including management and modification of the natural environment. At regional and loc...
Read moreThe Joint Agriculture and Environment Programme (JAEP), initiated to investigate the effects of agricultural activity on farmland ecosystems, is outli...
Read moreDownhill skiing, the machine-grading of slopes and the use of artificial snow induce major disturbances to the environment of alpine ski resorts. Our ...
Read moreA new technique is described which can be used to separate the effects of root and shoot interactions between spp. or populations. The technique allow...
Read moreThe effects of temp. on seed dormancy and germination were studied in 11 populations of tetraploid F. pratensis var. apennina from the Italian Alps an...
Read moreSwards dominated by western wheatgrass (Agropyron smithii) at 2 sites in SE Montana were continuously fumigated with 2, 4 or 7 p.p.h.m. SO2 from mid-M...
Read moreWater availability is the most important factor in tea growth. Average monthly tea yields for Uganda estates were correlated with soil water indices.
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