RESEARCH FOCUS: Global Climate Change
Investigating the impacts of global climate and atmospheric change on terrestrial invertebrates is one of our key research areas. We use a diverse array of platforms including EucFACE and DRI-Grass in addition to conventional glasshouses and cabinets.
Research highlights from the past year or so
Full publication list also available
Jian, M., Medlyn, B.E., .... Johnson, S.N. … & Ellsworth, D.S. (2020) The fate of carbon in a mature forest under carbon dioxide enrichment. Nature, 580, 227–231.
Vandegeer, R.K., Tissue, D.T., Hartley, S.E., Glauser, G. & Johnson, S.N. (2020) Physiological acclimation of a grass species occurs during sustained but not repeated drought events. Environmental and Experimental Botany, 171, 103954.
Hall, C.R., Mikhael, M., Hartley, S.E., & Johnson, S.N. (2020) Elevated atmospheric CO2 suppresses jasmonate and silicon-based defences without affecting herbivores. Functional Ecology, 34, 993-1002.
Hiltpold, I., Moore, B.D. & Johnson, S.N. (2020) Elevated atmospheric carbon dioxide increases root architectural complexity and reduces the efficacy of entomopathogenic nematodes. Plant and Soil, 447, 29-38.
Johnson, S.N., Ryalls, J.M.W., Barton, C.V.M., Tjoelker, M.G., Wright, I.J. & Moore, B.D. (2019) Climate warming and plant biomechanical defences: silicon addition contributes to herbivore suppression in a pasture grass. Functional Ecology, 33, 587-596.
Barnett, K.L., Johnson, S.N. & Power, S.A. (2018) Drought negates growth stimulation due to root herbivory in pasture grasses. Oecologia, 188, 777-789.
Ryalls, J.M.W., Moore, B.D., Johnson, S.N., Conner, M. & Hiltpold, I. (2018) Root responses to domestication, precipitation and silicification: weeping meadow grass simplifies and alters toughness. Plant and Soil, 427, 291-304.
Johnson, S.N. & Züst, T. (2018) Climate change and insect pests: resistance isn't futile? Trends in Plant Science, 23, 367-369.
Ryalls, J.M.W., Moore, B.D., Johnson, S.N., Conner, M. & Hiltpold, I. (2018) Root responses to domestication, precipitation and silicification: weeping meadow grass simplifies and alters toughness. Plant and Soil, 427, 291-304
Kremer, J.M.M., Nooten, S.S., Cook, J., Ryalls, J.M.W., Barton, C.V.M. & Johnson, S.N. (2018) Elevated atmospheric carbon dioxide concentrations promote ant tending of aphids. Journal of Animal Ecology, 87, 1475-1483.
Johnson, S.N., Ryalls, J.M.W., Gherlenda, A., Frew, A., & Hartley, S. (2018) Benefits from below: silicon supplementation maintains legume productivity under predicted climate change scenarios. Frontiers in Plant Science, 9, 202.
Johnson, S.N. & Hartley, S.E. (2018) Elevated carbon dioxide and warming impact silicon and phenolic-based defences differently in native and exotic grasses. Global Change Biology, 24, 3886-3896.
Ryalls, J.M.W., Hartley, S.E. & Johnson, S.N. (2017) Impacts of silicon-based grass defences across trophic levels under both current and future atmospheric CO2 scenarios. Biology Letters, 13, 20160912.
Wade, R.N., Karley, A.J., Johnson, S.N. & Hartley, S.E. (2017) Impact of predicted precipitation scenarios on multitrophic interactions. Functional Ecology, 13, 1647-1658.