Allan Sim

Publications

The following Publications have not yet been migrated to the James Hutton Institute's Pure service and relate to the research outputs from the two legacy organisations: The Macaulay Land Use Research Institute and The Scottish Crop Research Institute.

Journals

• Paterson, E.; Sim, A.; Osborne, S.M.; Murray, P.J. (2011) Long-term exclusion of plant-inputs to soil reduces the functional capacity of microbial communities to mineralise recalcitrant plant-derived carbon sources., Soil Biology and Biochemistry, 43, 1873-1880.
• Paterson, E.; Neilson, R.; Midwood, A.J.; Osborne, S.M.; Sim, A.; Thornton, B.; Millard, P. (2011) Altered food web structure and C-flux pathways associated with mineralisation of organic amendments to agricultural soil., Applied Soil Ecology, 48, 107-116.
• Palacio, S.; Paterson, E.; Sim, A.; Hester, A.J.; Millard, P. (2011) Browsing affects intra-ring carbon allocation in species with contrasting wood anatomy., Tree Physiology, 31, 150-159.
• Paterson, E.; Thornton, B.; Midwood, A.J.; Osborne, S.M.; Sim, A.; Millard, P. (2008) Atmospheric CO2 enrichment and nutrient additions to planted soil increase mineralisation of soil organic matter, but do not alter microbial utilisation of plant and soil C-sources., BSSS web site
• Paterson, E.; Osler, G.H.R.; Dawson, L.A.; Gebbing, T.; Sim, A.; Ord, B. (2008) Labile and recalcitrant plant fractions are utilised by distinct microbial communities in soil: independent of the presence of roots and mycorrhizal hyphae., Soil Biology and Biochemistry, 40, 1103-1113.
• Paterson, E.; Gebbing, T.; Abel, C.; Sim, A.; Telfer, G. (2007) Rhizodeposition shapes rhizosphere microbial community structure in organic soil., New Phytologist, 173, 600-610.
• Paterson, E.; Sim, A.; Standing, D.; Dorward, M.; McDonald, A.J.S. (2006) Root exudation from Hordeum vulgare in response to localised nitrate supply., Journal of Experimental Botany, 57, 2413-2420.
• Paterson, E.; Thornton, B.; Midwood, A. and Sim, A. (2005) Defoliation alters the relative contributions of recent and non-recent assimilate to root exudation from Festuca rubra., Plant Cell and Environment, 28, 1525-1533.
• Henry, F.; Nguyen, C.; Paterson, E.; Sim, A. and Robin, C. (2005) How does N availability alter rhizodeposition in Lolium multiflorum Lam. during vegetative growth?, Plant and Soil, 269,181-191.
• Thornton, B.; Paterson, E.; Midwood, A.J.; Sim, A.; Pratt, S.M. (2004) Contribution of current carbon assimilation in supplying root exudates of Lolium perenne measured using steady-state 13C labelling., Physiologia Plantarum, 120, 434-441.
• Paterson, E.; Thornton, B.; Sim, A.; Pratt, S.M. (2003) Effects of defoliation and atmospheric CO2 depletion on nitrate acquisition and exudation of organic compounds by roots of Festuca rubra., Plant and Soil, 250, 293-305.
• Thornton, B.; Paterson, E.; Kingston-Smith, A.H.; Bollard, A.L.; Pratt, S.M.; Sim, A. (2002) Reduced atmospheric CO2 inhibits nitrogen mobilisation in Festuca rubra., Physiologia Plantarum, 116, 62-72.
• Paterson, E.; Sim, A. (2000) Effect of nitrogen supply and defoliation on loss of organic compounds from roots of Festuca rubra., Journal of Experimental Botany, 51, 1449-1458.
• Paterson, E.; Sim, A. (1999) Rhizodeposition and C-partitioning of Lolium perenne in axenic culture affected by nitrogen supply and defoliation., Plant and Soil, 216, 155-164.
• Macklon, A.E.S.; Grayston, S.J.; Shand, C.A.; Sim, A.; Sellers, S. and Ord, B.G. (1997) Uptake and transport of phosphorus by Agrostis capillaris seedlings from rapidly hydrolysed organic sources extracted from 32P-labelled bacterial cultures., Plant and Soil, 190, 163-167.
• Macklon, A.E.S.; Sheppard, L.J.; Sim, A. and Leith, I.D. (1996) Uptake of ammonium and nitrate ions from acid mist applied to Sitka spruce (Picea sitchensis [Bong.] Carr.) grafts over the course of one growing season., Trees: Structure and Function, 10, 261-267.
• Macklon, A.E.S.; Sheppard, L.J.; Sim, A. and Leith, I.D. (1996) Uptake of ammonium and nitrate ions from acid mist applied to sitka spruce (Picea sitchensis [Bong] Carr.) grafts over the course of one growing season., Trees: Structure and Function, 10(4), 261-267.
• Macklon, A.E.S.; Mackie-Dawson, L.A.; Shand, C.A.; Sim, A. (1996) Soil moisture effects on nutrition and growth in upland pastures., Journal of Range Management, 49, 251-256.
• Macklon, A.E.S.; Lumsdon, D.G.; Sim, A. and McHardy, W.J. (1996) Phosphate fluxes compartmentation and racuolar speciation in root cortex cells of intact Agrostis capillaris seedlings; effect of non-toxic levels of aluminium., Journal of Experimental Botany, 47, 793-803.
• Macklon, A.E.S.; Mackie-Dawson, L.A.; Sim, A.; Shand, C.A. and Lilly, A. (1994) Soil P resources plant growth and rooting characteristics in nutrient poor upland grasslands., Plant and Soil, 163, 257-266.
• Macklon, A.E.S.; Lumsdon, D.G. and Sim, A. (1994) Phosphate uptake and transport in agrostis capillaris L.; effects of non-toxic levels of aluminium and the significance of P and Al speciation., Journal of Experimental Botany, 45, 887-894.
• Macklon, A.E.S. and Sim, A. (1992) Modifying effects of non-toxic levels of aluminium on the uptake and transport of phosphate in ryegrass., Journal of Experimental Botany, 43, 915-923.
• Macklon, A.E.S. and Sim, A. (1992) Modifying effects of a non-toxic level of aluminium on phosphate fluxes and compartmentation in root cortex cells of intact ryegrass seedlings., Journal of Experimental Botany, 43, 1483-1490.
• Macklon, A.E.S.; Ron, M.M. and Sim, A. (1990) Cortical cell fluxes of ammonium and nitrate in excised root segments of Allium cepa L.: studies using 15N., Journal of Experimental Botany, 41, 359-370.
• Macklon, A.E.S. and Sim, A. (1990) Cortical cell fluxes of cobalt in roots and transport to shoots of ryegrass seedlings., Physiologia Plantarum, 80, 409-416.

Conference posters / abstracts

• Palacio, S.; Paterson, E.; Sim, A.; Hester, A.J.; Millard, P. (2010) Browsing effects on intra-ring C allocation in oak and birch saplings., Stable Isotopes and Biogeochemical Cycles in Terrestrial Ecosystems -Coupling Plant and Soil Processes Across Spatial and Temporal Scales, Conference at the Centro Stefano Franscini, Monte Verita, Switzerland, 21-26 March 2010.
• Thornton, B.; Paterson, E.; Sim, A.; Tyler, M.R.; Gebbing, T. (2005) Carbon flux to rhizodeposition in Scots pine seedlings., Society for Experimental Biology, Universitat Autonoma de Barcelona, Barcelona, Spain, 11-15 July 2005. Comparative Biochemistry and Physiology, Vol 141A, pS224. Abstract.
• Paterson, E. and Sim, A. (2004) Use of bacterial biosensors to report on root C-flow., Rhizosphere 2004, Perspectives and Challenges.
• Henry, F.; Nguyen, C.; Paterson, E.; Sim, A. and Robin, C. (2004) Control of rhizodeposition in Lolium multiflorum in relation to inorganic nitrogen availability., Rhizosphere 2004, Perspectives and Challenges.
• Paterson, E. and Sim, A. (2003) Use of bioluminescent bacterial biosensors to quantify exudation of organic compounds from plant roots., In: Comparative Biochemistry and Physiology, Abstracts of the Annual Meeting of the Society for Experimental Biology, Southampton, 31 March – 4 April 2003. Volume 134/A (Suppl.), pS164.
• Thornton, B.; Paterson, E.; Midwood, A.J.; Sim, A.; Pratt, S.M. (2003) Assessment of the contribution of current assimilation in supplying carbon to root exudates of Lolium perenne using steady-state 13C labelling., In: Comparative Biochemistry and Physiology, Abstracts of the Annual Meeting of the Society for Experimental Biology, Southampton, 31 March – 4 April 2003. Volume 134/A (Suppl.), pS165.
• Macdonald, L.M.; Paterson, E.; Dawson, L.A.; McDonald, A.J.S. and Sim, A. (1999) Different patterns of organic carbon exudation following defoliation in genotypes of Lolium perenne with contrasting water-soluble carbohydrate reserves., Scottish Roots Group Annual Meeting, SAC Edinburgh, 3rd November 1999.
• Macdonald, L.M.; Paterson, E.; Dawson, L.A.; McDonald, A.J.S. and Sim, A. (1999) Different genotypes of Lolium perenne with contrasting water-soluble carbohydrate reserves have different patterns of organic carbon exudation following defoliation., British Society of Soil Science, “Sustainable Management of Soil Organic Matter”, Heriot-Watt University, Edinburgh, 15-17 September 1999.
• Paterson, E. and Sim, A. (1999) Influence of N-supply and defoliation on rhizodeposition from grasses., British Ecological Society Annual Symposium. Ecological Consequences of Environmental Heterogeneity.