Search Results - "Osler, R."

Toward a Complete Soil C and N Cycle: Incorporating the Soil Fauna by Osler, Graham H. R., Sommerkorn, Martin

“…Increasing pressures on ecosystems through global climate and other land-use changes require predictive models of their consequences for vital processes such…”
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The enigma of soil animal species diversity revisited: the role of small-scale heterogeneity by Nielsen, Uffe N, Osler, Graham H R, Campbell, Colin D, Neilson, Roy, Burslem, David F R P, van der Wal, René

“…"The enigma of soil animal species diversity" was the title of a popular article by J. M. Anderson published in 1975. In that paper, Anderson provided insights…”
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Ribosomal protein gene-based phylogeny for finer differentiation and classification of phytoplasmas by Martini, M, Lee, I.-M, Bottner, K. D, Zhao, Y, Botti, S, Bertaccini, A, Harrison, N. A, Carraro, L, Marcone, C, Khan, A. J, Osler, R

“…1 Dipartimento di Biologia Applicata alla Difesa delle Piante, University of Udine, 33100 Udine, Italy 2 Molecular Plant Pathology Laboratory, USDA, ARS,…”
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influence of vegetation type, soil properties and precipitation on the composition of soil mite and microbial communities at the landscape scale by Nielsen, Uffe N., Osler, Graham H. R., Campbell, Colin D., Burslem, David F. R. P., van der Wal, René

“…We used a landscape-scale study of birch invasion onto heather moorland to determine the consistency of changes in vegetation type and soil properties and in…”
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Interactions between ‘Candidatus Phytoplasma mali' and the apple endophyte Epicoccum nigrum in Catharanthus roseus plants by Musetti, R, Grisan, S, Polizzotto, R, Martini, M, Paduano, C, Osler, R

“…Aims: We investigated the ultrastructural and molecular interactions between ‘Candidatus Phytoplasma mali' and the apple endophyte Epicoccum nigrum in the…”
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Phloem Cytochemical Modification and Gene Expression Following the Recovery of Apple Plants from Apple Proliferation Disease by Musetti, R, Paolacci, A, Ciaffi, M, Tanzarella, O.A, Polizzotto, R, Tubaro, F, Mizzau, M, Ermacora, P, Badiani, M, Osler, R

“…Recovery of apple trees from apple proliferation was studied by combining ultrastructural, cytochemical, and gene expression analyses to possibly reveal…”
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cascading effects of birch on heather moorland: a test for the top-down control of an ecosystem engineer by MITCHELL, R.J, CAMPBELL, C.D, CHAPMAN, S.J, OSLER, G.H.R, VANBERGEN, A.J, ROSS, L.C, CAMERON, C.M, COLE, L

“…1 Single species can have a disproportionate effect on ecosystem function and diversity, yet our understanding of the importance of single species in driving…”
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Differences in litter mass change mite assemblage structure on a deciduous forest floor by H. R. Osler, Graham, Korycinska, Anastasia, Cole, Lisa

“…Few mechanisms that determine the assemblage structure of mites have been identified. Whilst the relative abundance of soil fauna is known to change with humus…”
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Biological and Agronomical Strategies for Controlling Skin-Pitting of Kiwifruit by Di Lenarda, S, Martini, M, Osler, R, Vizzotto, G, Prete, G, Frausin, C

“…Skin-pitting of kiwifruit is a post-harvest disease caused by Cadophora luteoolivacea. Inoculation occurs in the field but symptoms appear after about three…”
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The recovery phenomenon in apple proliferation-infected apple trees [Malus pumila Mill.; Friuli-Venezia Giulia (Italy)] by Carraro, L.; Ermacora, P.; Loi, N.; Osler, R. (Udine Univ. (Italy). Dipartimento di Biologia Applicata alla Difesa delle Piante)

“…The presence and colonisation step of apple proliferation phytoplasma in recovered, symptomatic and never symptomatic apple trees were studied. Using…”
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FIRST REPORT OF CANDIDATUS PHYTOPLASMA MALI IN TURKEY by Sertkaya, G., Martini, M., Osler, R.

“…In Turkey, 17 randomly selected apple orchards were surveyed from August to September 2004 in Adana (6 or-chards) and Mersin (3 orchards) provinces of eastern…”
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Strong impacts of belowground tree inputs on soil nematode trophic composition by Keith, Aidan M., Brooker, Rob W., Osler, Graham H.R., Chapman, Stephen J., Burslem, David F.R.P., van der Wal, René

“…Trees have a key role in determining the composition of soil biota via both above and belowground resource-based mechanisms, and by altering abiotic…”
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Macropsis mendax as a vector of elm yellows phytoplasma of Ulmus species by Carraro, L., Ferrini, F., Ermacora, P., Loi, N., Martini, M., Osler, R.

“…A 3‐year study was carried out in north‐east Italy, the site of recent elm yellows epidemics, to identify vectors for the elm yellows phytoplasma. Using PCR…”
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Association of vegetation and soil mite assemblages with isolated Scots pine trees on a Scottish wet heath by Brooker, Rob W, Osler, Graham H. R, Gollisch, Jörn

“…Isolated trees may significantly enhance biodiversity at the landscape level. However, our understanding of their impacts is still poor, particularly in…”
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Apple proliferation susceptibility and sensitiveness in old apple-trees varieties naturally and artificially infected by Ermacora, P, Carraro, L, Martini, M, Loi, N, Osler, R

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Transmission of European stone fruit yellows phytoplasma by Cacopsylla pruni by Carraro, L, Osler, R, Loi, N, Ermacora, P, Refatti, E. (Udine Univ. (Italy). Dipartimento di Biologia Applicata alla Difesa delle Piante)

“…xperimental transmission of European stone fruit yellows phytoplasma to Japanese plum cv. "Ozark Premier" was achieved using Cacopsylla pruni, caught in the…”
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Increasing litter species richness reduces variability in a terrestrial decomposer system by Keith, Aidan M, Van der Wal, Rene, Brooker, Rob W, Osler, Graham H.R, Chapman, Stephen J, Burslem, David F.R.P, Elston, David A

“…Debate on the relationship between diversity and stability has been driven by the recognition that species loss may influence ecosystem properties and…”
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Detection of phytoplasmas in Rubus spp. by microscopy and molecular techniques in Turkey by Sertkaya, G, Osler, R, Musetti, R, Ermacora, P, Martini, M

“…Samples (shoots and leaves) were collected in August 2002 from symptomatic plants in two cultivated blackberry (Rubus spp.) fields and from wild blackberry…”
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The need for, and use of power analysis in tests of the role of species richness in ecosystem processes by Osler, Graham H. R.

“…I argue here that it is important that experimental power is determined before results are interpreted as supporting a species redundancy hypothesis when…”
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Soil pore volume and the abundance of soil mites in two contrasting habitats by Nielsen, Uffe N., Osler, Graham H.R., van der Wal, René, Campbell, Colin D., Burslem, David F.R.P.

“…Microarthropods are mainly found in the organic layer of soils but show high spatial variability in abundance that remains poorly understood. A factor that…”
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