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This paper presents a survey of sites thought to support the EC Habitats Directive Annex 1 habitats 'Alkaline Fen' and to a lesser extent 'Transition ...Read more
Patterns of light interception, in both time and space, were measured during 1973 and 1974 in apple orchards. Several planting systems were investigat...Read more
The effects of cultivation on the number of seeds of different spp. in arable land were investigated at 4 sites over several yr. Soil cores were obtai...Read more
The nature and extent of genetic variation among clones of Queen Charlotte Island provenance was estimated in relation to likely dates of budburst in ...Read more
The species investigated included Atriplex halimus, A. vesicaria, Kochia indica, Zygophyllum dumosum, Reaumuria hirtella, Haloxylon articulatum, Artem...Read more
Over 5 growing seasons, the annual cycle of water movement in semi-mature stands of Corsican pine and Douglas fir growing on deep porous soils of pH 4...Read more
Daily stem diameter changes were recorded continuously from June to September on peach trees (cv. Springcrest on GF 305 rootstock) irrigated at 50 and...Read more
Samples of Heteroptera and Auchenorrhyncha were taken from replicated plots grazed by sheep in spring, summer, autumn and winter and from ungrazed are...Read more
A model to generate growth curves and production estimates for Calluna vulgaris at Moor House National Nature Reserve (in N. England at 560 m alt.) is...Read more
Accessions of C. virginianum were tested for response to frosting in the field and in controlled environments. Accessions differed in their ability to...Read more