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Professor William Stock

Emeritus Professor

Staff Member Details
Email: w.stock@ecu.edu.au
ORCID iD: https://orcid.org/0000-0003-2475-2963

Will is an Emeritus Professor in the School of Science.

Background

  • 1986-1987: University of KwaZulu Natal
  • 1998-2003: University of Cape Town
  • 2003-present: ECU

Research Areas and Interests

  • Global Change Biology, Plant Ecology, Plant Physiological Ecology, Ecosystem Management

Qualifications

  • PhD, South Africa.

Research Outputs

Journal Articles

  • Blake, D., Boyce, M., Stock, W., Horwitz, P. (2021). Fire in Organic-Rich Wetland Sediments: Inorganic Responses in Porewater. Water, Air and Soil Pollution: an international journal of environmental pollution, 232(3), Article number 101. https://doi.org/10.1007/s11270-021-05013-6.
  • Lambers, H., Wright, I., Guilherme Pereira, C., Bellingham, P., Bentley, L., Boonman, A., Cernusak, L., Foulds, W., Gleason, S., Gray, E., Hayes, P., Kooyman, R., Malhi, Y., Richardson, S., Shane, M., Staudinger, C., Stock, W., Swarts, N., Turner, B., Turner, J., Veneklaas, E., Wasaki, J., Westoby, M., Xu, Y. (2021). Leaf manganese concentrations as a tool to assess belowground plant functioning in phosphorus-impoverished environments. Plant and Soil, 461(1-2), 43-61. https://doi.org/10.1007/s11104-020-04690-2.
  • Delnevo, N., Piotti, A., Carbognani, M., Van Etten, E., Stock, W., Field, D., Byrne, M. (2021). Genetic and ecological consequences of recent habitat fragmentation in a narrow endemic plant species within an urban context. Biodiversity and Conservation, 30(12), 3457–3478. https://doi.org/10.1007/s10531-021-02256-x.

Journal Articles

  • Dong, T., Stock, W., Callan, A., Strandberg, B., Hinwood, A. (2020). Emission factors and composition of PM2.5 from laboratory combustion of five Western Australian vegetation types. Science of the Total Environment, 703(10 February 2020), Article number 134796. https://doi.org/10.1016/j.scitotenv.2019.134796.
  • Delnevo, N., Van Etten, E., Clemente, N., Fogu, L., Pavarani, E., Byrne, M., Stock, W. (2020). Pollen adaptation to ant pollination: a case study from the Proteaceae. Annals of Botany, 126(3), 377–386. https://doi.org/10.1093/aob/mcaa058.
  • Dong, T., Hinwood, A., Callan, A., Stock, W. (2020). Emissions of gaseous pollutants from laboratory-based fires of vegetation from five common vegetation types in Western Australia. Atmospheric Pollution Research, 11(6), 180-189. https://doi.org/10.1016/j.apr.2020.03.015.
  • Delnevo, N., Van Etten, E., Byrne, M., Petraglia, A., Carbognani, M., Stock, W. (2020). Habitat fragmentation restricts insect pollinators and pollen quality in a threatened Proteaceae species. Biological Conservation, 252(December 2020), Article number 108824. https://doi.org/10.1016/j.biocon.2020.108824.

Journal Articles

  • Delnevo, N., Piotti, A., Van Etten, E., Stock, W., Byrne, M. (2019). Isolation, characterization, and cross‐amplification of 20 microsatellite markers for Conospermum undulatum (Proteaceae). Applications in Plant Sciences, 7(8), article number e11283. https://doi.org/10.1002/aps3.11283.
  • Delnevo, N., Van Etten, E., Byrne, M., Stock, W. (2019). Floral display and habitat fragmentation: Effects on the reproductive success of the threatened mass‐flowering Conospermum undulatum (Proteaceae). Ecology and Evolution, 9(19), 11494-11503. https://doi.org/10.1002/ece3.5653.
  • He, T., Lamont, B., Enright, N., D'agui, H., Stock, W. (2019). Environmental drivers and genomic architecture of trait differentiation in fire-adapted Banksia attenuata ecotypes. Journal of Integrative Plant Biology, 61(4), 417-432. https://doi.org/10.1111/jipb.12697.
  • Cargill, J., Van Etten, E., Stock, W. (2019). The influence of seed supply and seedbed on seedling recruitment in shelterwood-treated jarrah (Eucalyptus marginata) forest. Forest Ecology and Management, 432(15 January 2019), 54-63. https://doi.org/10.1016/j.foreco.2018.09.008.
  • Johnston, T., Stock, W., Mawson, P. (2019). Implications of Banksia seed reward for conservation and management of Carnaby's cockatoo on the Swan coastal plain, Western Australia. Australian Journal of Zoology, 67(1), 12-18. https://doi.org/10.1071/ZO19057.

Journal Articles

  • Muler, A., Canham, C., Van Etten, E., Stock, W., Froend, R. (2018). Using a functional ecology approach to assist plant selection for restoration of Mediterranean woodlands. Forest Ecology and Management, 424(15 September 2018), 1-10. https://doi.org/10.1016/j.foreco.2018.04.032.
  • Muler, A., Van Etten, E., Stock, W., Howard, K., Froend, R. (2018). Can hydraulically redistributed water assist surrounding seedlings during summer drought?. Oecologia, 187(3), 625-641. https://doi.org/10.1007/s00442-018-4158-7.
  • Ladbrook, M., Van Etten, E., Stock, W. (2018). Contemporary fire regimes of the arid Carnarvon Basin region of Western Australia. Fire, 1(3), Article no. 51. https://doi.org/10.3390/fire1030051.

Journal Articles

  • Steane, DA., Potts, BM., McLean, EH., Collins, L., Holland, BR., Prober, SM., Stock, W., Vaillancourt, RE., Byrne, M. (2017). Genomic Scans across Three Eucalypts Suggest that Adaptation to Aridity is a Genome-Wide Phenomenon. Genome Biology and Evolution, 9(2), 253-265. https://doi.org/10.1093/gbe/evw290.
  • Verboom, G., Stock, W., Cramer, M. (2017). Specialization to extremely low-nutrient soils limits the nutritional adaptability of plant lineages. The American Naturalist, 189(6), 684-699. https://doi.org/10.1086/691449.
  • Steane, D., McLean, E., Potts, B., Prober, S., Stock, W., Stylianou, V., Vaillancourt, R., Byrne, M. (2017). Evidence for adaptation and acclimation in a widespread eucalypt of semi-arid Australia. Biological Journal of the Linnean Society, 121(3), 484-500. https://doi.org/10.1093/biolinnean/blw051.
  • Funk, J., Nguyen, M., Standish, R., Stock, W., Valladares, F. (2017). Global resource acquisition patterns of invasive and native plant species do not hold at the regional scale in Mediterranean type ecosystems. Biological Invasions, 19(4), 1143-1151. https://doi.org/10.1007/s10530-016-1297-9.
  • Dong, T., Hinwood, A., Callan, A., Zosky, G., Stock, W. (2017). In vitro assessment of the toxicity of bushfire emissions: A review. Science of the Total Environment, 603-604(Dec), 268-278. https://doi.org/10.1016/j.scitotenv.2017.06.062.

Journal Articles

  • Williams, MR., Yates, CJ., Stock, W., Barrett, G., Finn, HC. (2016). Citizen science monitoring reveals a significant, ongoing decline of the Endangered Carnaby's black-cockatoo Calyptorhynchus latirostris. Oryx: journal of fauna and flora international, 50(4), 626-635. https://doi.org/10.1017/S0030605315000320.
  • Funk, JL., Standish, RJ., Stock, W., Valladares, F. (2016). Plant functional traits of dominant native and invasive species in mediterranean- climate ecosystems. Ecology, 97(1), 75-83. https://doi.org/10.1890/15-0974.1.
  • Prober, S., Potts, B., Bailey, T., Byrne, M., Dillon, S., Haririson, P., Hoffmann, A., Jordan, R., McLean, E., Steane, D., Stock, W., Vaillancourt, R. (2016). Climate adaptation and ecological restoration in Eucalypts. Proceedings of the Royal Society of Victoria, 128(1), 40-53. https://doi.org/10.1071/RS16004.
  • Johnston, TR., Stock, W., Mawson, PR. (2016). Foraging by Carnaby’s Black-Cockatoo in Banksia woodland on the Swan Coastal Plain, Western Australia. Emu: austral ornithology, 116(3), 284-293. https://doi.org/10.1071/MU15080.
  • Cargill, J., Van Etten, E., Whitford, K., McCaw, L., Stock, W. (2016). A refined method for estimating capsule crops in individual jarrah (Eucalyptus marginata) crowns. Australian Forestry, 79(3), 208-216. https://doi.org/10.1080/00049158.2016.1218264.

Journal Articles

  • Dalgleish, S., Van Etten, E., Stock, W., Knuckey, C. (2015). Fuel dynamics and vegetation recovery after fire in a semiarid Australian shrubland. International Journal of Wildland Fire, 24(5), 613-623. https://doi.org/10.1071/WF14128.
  • Canham, C., Froend, R., Stock, W. (2015). Rapid root elongation by phreatophyte seedlings does not imply tolerance of water table decline. Trees: Structure and Function, 29(3), 815-824. https://doi.org/10.1007/s00468-015-1161-z.
  • Steane, DA., Potts, BM., McLean, E., Collins, L., Prober, SM., Stock, W., Vaillancourt, RE., Byrne, M. (2015). Genome-wide scans reveal cryptic population structure in a dry-adapted eucalypt. Tree Genetics and Genomes, 11(3), Article: 33. https://doi.org/10.1007/s11295-015-0864-z.
  • Prober, SM., Byrne, M., McLean, EH., Steane, DA., Potts, BM., Vaillancourt, RE., Stock, W. (2015). Climate-adjusted provenancing: a strategy for climate-resilient ecological restoration. Frontiers in Ecology and Evolution, 3(2015), Article 65. https://doi.org/10.3389/fevo.2015.00065.

Book Chapters

  • Ackerly, D., Stock, W., Slingsby, J. (2014). Geography, climate, and biodiversity: the history and future of Mediterranean-type ecosystems. Fynbos: Ecology, evolution, and conservation of a megadiverse region (361-375). Oxford University Press.
  • Cramer, M., West, A., Power, S., Skelton, R., Stock, W. (2014). Plant ecophysiological diversity. Fynbos: Ecology, evolution, and conservation of a megadiverse region (248-272). Oxford University Press.

Journal Articles

  • Valentine, L., Fisher, R., Wilson, BA., Sonneman, T., Stock, W., Fleming, PA., Hobbs, RJ. (2014). Time since fire influences food resources for an endangered species, Carnaby's cockatoo, in a fire-prone landscape. Biological Conservation, 175(July 2014), 1-9. https://doi.org/10.1016/j.biocon.2014.04.006.
  • McLean, EH., Prober, SM., Stock, W., Steane, DA., Potts, BM., Villancourt, RE., Byrne, M. (2014). Plasticity of functional traits varies clinallly along a rainfall gradient in eucalyptus tricarpa. Plant, Cell and Environment, 37(6), 1440-1451. https://doi.org/10.1111/pce.12251.
  • Steane , DA., Potts, BM., McLean, E., Prober, SM., Stock, W., Villancourt, RE., Byrne, M. (2014). Genome-wide scans detect adaptation to aridity in a widespread forest tree species. Molecular Ecology, 23(10), 2500-2513. https://doi.org/10.1111/mec.12751.

Books

  • Byrne, M., Prober, S., McLean, L., Steane, D., Stock, W., Potts, B., Vaillancourt, R. (2013). Adaptation to climate in widespread eucalypt species. National Climate Change Adaptation Research Facility.

Journal Articles

Journal Articles

  • Stock, W., Verboom, GA. (2012). Phylogenetic ecology of foliar N and P concentrations and N:P ratios across mediterranean-type ecosystems. Global Ecology and Biogeography: a journal of macroecology, 21(12), 1147–1156. https://doi.org/10.1111/j.1466-8238.2011.00752.x.
  • Stock, W., Bourke, L., Froend, R. (2012). Dendroecological indicators of historical responses of pines to water and nutrient availability on a superficial aquifer in south-western Australia. Forest Ecology and Management, 264(2012), 108-114. https://doi.org/10.1016/j.foreco.2011.09.033.
  • Canham, C., Froend, R., Stock, W., Davies, M. (2012). Dynamics of phreatophyte root growth relative to a seasonally fluctuating water table in a Mediterranean-type environment. Oecologia, 170(4), 909–916. https://doi.org/10.1007/s00442-012-2381-1.
  • Prober, S., Thiele, K., Rundel, P., Yates, C., Berry, S., Byrne, M., Christidis, L., Gosper, C., Grierson, P., Lemson, K., Lyons, T., Macfarlane, C., O'Connor, M., Scott, J., Standish, R., Stock, W., Van Etten, E., Wardell-Johnson, G., Watson, A. (2012). Facilitating adaptation of biodiversity to climate change: a conceptual framework applied to the world’s largest Mediterranean-climate woodland. Climatic Change: an interdisciplinary, international journal devoted to the description, causes and implications of climatic change, 110(1-2), 227–248. https://doi.org/10.1007/s10584-011-0092-y.
  • Standish, R., Fontaine, JB., Harris, R., Stock, W., Hobbs, R. (2012). Interactive effects of altered rainfall and simulated nitrogen deposition on seedling establishment in a global biodiversity hotspot. OIKOS, 121(12), 2014–2025. https://doi.org/10.1111/j.1600-0706.2012.20553.x.

Journal Articles

  • Ochoa Hueso, R., Allen, E., Branquinho, C., Cruz, T., Fenn, M., Manrique, E., Perez-Corona, E., Sheppard, L., Stock, W. (2011). Nitrogen deposition effects on Mediterranean-type ecosystems: An ecological assessment. Environmental Pollution, 159(10), 2265-2279. https://doi.org/10.1016/j.envpol.2010.12.019.
  • Coetsee, C., Stock, W., Craine, JM. (2011). Do grazers alter nitrogen dynamics on grazing lawns in a South African savannah?. African Journal of Ecology, 49(1), 62-69. https://doi.org/10.1111/j.1365-2028.2010.01236.x.
  • Klironomos, J., Zobel, M., Tibbett, M., Stock, W., Rillig, MC., Parrent, JL., Moora, M., Koch, AM., Facelli, JM., Facelli, E., Dickie, IA., Bever, JD. (2011). Forces that structure plant communities: Quantifying the importance of the mycorrhizal symbiosis. New Phytologist, 189(2), 366-370. https://doi.org/10.1111/j.1469-8137.2010.03550.x.

Journal Articles

  • Stock, W., Bond, W., Van De Vijver, CA. (2010). Herbivore and nutrient control of lawn and bunch grass distributions in a southern African savanna. Plant Ecology, 206(1), 15-27.
  • Bever, J., Dickie, I., Facelli, E., Facelli, J., Klironomos, J., Moora, M., Rillig, M., Stock, W., Tibbett, M., Zobel, M. (2010). Rooting theories of plant community ecology in microbial interactions. Trends in Ecology and Evolution, 25(8), 468-478.

Journal Articles

  • Staver, AC., Bond, WJ., Stock, W., Van Rensberg, SJ., Waldram, MS. (2009). Browsing and fire interact to suppress tree density in an African savanna. Ecological Applications, 19(7), 1909-1919.
  • Wilson, D., Stock, W., Hedderson, T. (2009). Historical Nitrogen Content of Bryophyte Tissue as an Indicator of Increased Nitrogen Deposition in the Cape Metropolitan Area, South Africa.. Environmental Pollution, 157(3), 938-945.
  • Craine, J., Elmore, A., Aidar, M., Bustamante, M., Dawson, T., Hobbie, E., Kahmen, A., Mack, M., McLauchaln, K., Michelsen, A., Nardoto, G., Pardo, L., Penuelas, J., Reich, P., Schuur, E., Stock, W., Templer, P., Virginia, R., Welker, J., Wright, I. (2009). Global Patterns of Foliar Nitrogen Isotopes and Their Relationships with Climate, Mycorrhizal Fungi, Foliar Nutrient Concentrations, and Nitrogen Availability.. New Phytologist, 183(4), 980-992.
  • Craine, JM., Ballantyne, F., Peel, M., Zambatis, N., Morrow, C., Stock, W. (2009). Grazing and Landscape Controls on Nitrogen Availability Across 330 South African Savanna Sites.. Austral Ecology, 34(7), 731-740. https://doi.org/10.1111/j.1442-9993.2009.01978.x.
  • Canham, C., Froend, R., Stock, W. (2009). Water stress vulnerability of four Banksia species in contrasting ecohydrological habitats on the Gnangara Mound, Western Australia.. Plant Cell and Environment, 32(1), 64-72.

Journal Articles

Journal Articles

  • Yelenik, S., Stock, W., Richardson, D. (2007). Functional group identity does not predict invader impacts: differential effects of nitrogen-fixing exotic plants on ecosystem function. Biological Invasions, 9(2), 117-125.
  • Forrester, D., Schortemeyer, M., Stock, W., Bauhus, J., Khanna, P., Cowie, A. (2007). Assessing nitrogen fixation in mixed- and single-species plantations of Eucalyptus globulus and Acacia mearnsii. Tree Physiology, 27(9), 1319-1328.

Journal Articles

  • Stock, W., Evans, J. (2006). Effects of water availability, nitrogen supply and atmospheric CO2 concentrations on plant nitrogen natural abundance values. Functional Plant Biology, 33(3), 219-227.
  • Phoenix, GH., Hicks, WK., Cinderby, S., Kuylenstierna, J., Stock, W., Dentener, F., Giller, K., Austin, A., Lefroy, R., Gimeno, B., Ashmore, M., Ineson, P. (2006). Atmospheric nitrogen deposition in world biodiversity hotspots: The need for a greater global perspective in assessing N deposition impacts. Global Change Biology, 12(3), 470-476.

Journal Articles

  • Stock, W., Ludwig, F., Morrow, C., Midgley, G., Wand, S., Allsopp, N., Bell, T. (2005). Long-term effects of elevated atmospheric CO2 on species composition and productivity of a southern African C4 dominated grassland in the vicinity of a CO2 exhalation. Plant Ecology, 178(2), 211-224.
  • Hattas, D., Stock, W., Mabusela, W., Green, I. (2005). Phytochemical changes in leaves of subtropical grasses and fynbos shrubs at elevated atmospheric CO2 concentrations. Global and Planetary Change, 47(2-4 SPEC. ISS.), 181-192.
  • Botha, S., Stock, W. (2005). Stable isotope composition of faeces as an indicator of seasonal diet selection in wild herbivores in southern Africa. South African Journal of Science, 101(9), 371-374.
  • Hawkins, H., Wolf, G., Stock, W. (2005). Cluster roots of Leucadendron laureolum (Proteaceae) and Lupinus albus (Fabaceae) take up glycine intact: An adaptive strategy to low mineral nitrogen in soils?. Annals of Botany - London, 96(7), 1275-1282.
  • Archibald, S., Bond, WJ., Stock, W., Fairbanks, D. (2005). Shaping the landscape: Fire-grazer interactions in an African Savanna. Ecological applications, 15(1), 96-109.

Journal Articles

  • Verboom, G., Linder, P., Stock, W. (2004). Testing the adaptive nature of radiation: Growth form and life history divergence in the African grass genus ehrharta (poaceae: ehrhartoideae). American journal of botany, 91(9), 1364-1370.
  • Yelenik, S., Stock, W., Richardson, D. (2004). Ecosystem level impacts of invasive Acacia saligna in the South African fynbos. Restoration ecology, 12(1), 44-51.
  • Stock, W., Chuba, D., Verboom, G. (2004). Distribution of South African C3 and C4 species of cyperaceae in relation to climate and phylogeny. Austral ecology, 29(n/a), 313-319.

Journal Articles

  • Spriggs, AC., Stock, W., Dakora, FD. (2003). Influence of mycorrhizal associations on foliar Delta15N values of legume and non-legume shrubs and trees in the fynbos of South Africa: Implications for estimating N2 fixation using the 15N natural abundance method. Plant and Soil, 255(2), 495-502.
  • Shrestha, MA., Stock, W., Ward, D., Golan-Goldhirsh, A. (2003). Water status of isolated Negev desert populations of Acacia raddiana with different mortality levels. Plant Ecology, 168(2), 297-307.
  • Verboom, GA., Linder, HP., Stock, W. (2003). Phylogenetics of the grass genus Ehrharta: Evidence for radiation in the summer-arid zone of the South African Cape. Evolution: International Journal of Organic Evolution, 57(5), 1008-1021.

Research Projects

  • Population Ecology and Genetics of Conospermum undulatum, Department of Biodiversity, Conservation and Attractions WA, Scholarships to Support Industry Engagement PhD Projects, 2016 ‑ 2020, $79,500.
  • Improving conservation outcomes for the threatened species Conospermum Undulatum and the threatened ecological community SCP20a. , Department of Biodiversity, Conservation and Attractions WA, Scholarships to Support Industry Engagement PhD Projects, 2016 ‑ 2020, $69,500.
  • Chemical composition and toxicity of emissions from burning typical vegetation types of Western Australia under experimental combustion conditions, Department of Fire and Emergency Services, Collaborative Postgraduate Research Grant, 2015 ‑ 2018, $95,000.
  • Nutrient uptake by deep roots: An ionomic approach, Edith Cowan University, ECU Collaboration Enhancement Scheme - 2016 Round 1, 2016 ‑ 2017, $8,500.
  • Using animal behaviour as a bio-indicator of restoration quality, Birdlife Australia, Grant, 2015 ‑ 2017, $4,399.
  • Ecohydrological Habitat Characterisation and Modelling to Improve Restoration Prioritisation and Outcomes within Former Pine Plantation Areas of the Gnangara Mound, Western Australia, Department of Biodiversity, Conservation and Attractions WA, Botanic Parks and Gardens - Grant, 2011 ‑ 2016, $146,314.
  • Using animal behaviour as a bio-indicator of restoration quality, Ecological Society of Australia, Holsworth Wildlife Research Endowment, 2015 ‑ 2016, $6,000.
  • Resistance is useful: Characterising plant resistance to water stress in a drying landscape. , Edith Cowan University, ECU Early Career Researcher Grant - 2014, 2014 ‑ 2015, $16,877.
  • Fire and establishment of Jarrah seedlings in shelterwood, Department of Conservation and Land Management, Grant, 2006 ‑ 2013, $60,000.
  • Variation in morphological and physiological traits of a widespread and localised eucalypt species as a reflection of adaptive capacity in a drying climate, National Climate Change Adaptation Research Facility, National Climate Change Adaptation Research Facility (NCCARF), 2011 ‑ 2012, $7,000.
  • To determine the feasibility of using lichens as biomonitors to identify areas highly impacted by heavy-metal pollution from coal power plant emissions in Collie, WA, Ecological Society of Australia, ESA - Student Research Award, 2011 ‑ 2012, $1,000.
  • Mitigation of impacts on groundwater dependent vegetation through adaptive abstraction regimes, Water Corporation, Grant, 2006 ‑ 2012, $602,765.
  • Response of Vegetation to Fire Frequency on Charles Darwin Reserve, Bush Heritage Australia, Grant, 2011, $10,000.
  • STCRC - Sustainable Resources Research Fellow, CRC Centre for Sustainable Tourism, Fellowship, 2008 ‑ 2010, $185,096.
  • Mitigation of impacts on groundwater dependent vegetation through adaptive abstraction regimes, Australian Research Council, Grant - Linkage (APAI), 2006 ‑ 2010, $263,065.
  • A High Resolution Isotope Facility for Low Cost Analysis of Water, Plant and Soil/Sediment Samples to Understand Environmental Change, Australian Research Council, Grant - Linkage (Infrastructure), 2010, $352,000.
  • Impact of Pine Removal on Carnaby Cockatoo Feeding and Future Populations on the Gnangara, Forest Products Commission WA, Grant, 2008 ‑ 2009, $100,000.
  • Black cockatoo use of extensive post-mining revegetated and agriculturally transformed landscapes, Edith Cowan University, Grant - Collaborative Research, 2006 ‑ 2009, $40,755.
  • Seasonal and historical groundwater use by pines, Water Corporation, Grant, 2004 ‑ 2006, $97,424.

Research Student Supervision

Co-principal Supervisor

  • Doctor of Philosophy, The assessment of ecosystem risk in banksia woodlands of the Swan coastal plain, Western Australia

Principal Supervisor

  • Master by Research: The ecology and nitrogen fixing ability of selected Aspalathus species in Fynbos ecosystems.
  • Doctor of Philosophy: Ecosystem level impacts of enhanced nitrogen deposition in the plantation forests of Mpumalanga: South Africa.
  • Doctor of Philosophy: Ecophysiological responses of Themeda triandra Forsk and other Southern African C4 grass species to increases in atmospheric CO2 concentrations
  • Master of Science (Biological Sciences), Influence of micropropagation on the ontogenetic phases of paulownia
  • Master of Science (Biological Sciences), Food resource availability for carnaby's cockatoo Calyptorhynchus latirostris on the Swan coastal plain.
  • Doctor of Philosophy: The occurrence and ecophysiology of vesicular-arbuscular mycorrhizal plants in the Cape Floristic region
  • Doctor of Philosophy: Effects of defoliation on regrowth and carbon budgets of three semi-arid Karoo shrubs
  • Master by Research: An investigation of the duration of phosphorus fertilization effects on phosphorus and nitrogen cycling patterns of Pinus Elliottii plantations in the Southern Cape
  • Master by Research: Stable N and C isotope analysis of nine Acacia species from Kwa-Zulu-Natal (South Africa).
  • Doctor of Philosophy: Carbon dynamics in soils of the fynbos shrub Felicia aethiopica under elevated CO2.
  • Master by Research: Atmospheric deposition of combined nitrogen in the Cape metropolitan area: A threat to a species rich ecosystem?
  • Master by Research: Ecosystem level impacts of annual and perennial N2-fixing invasive alien plants in the Fynbos vegetation of South Africa.
  • Doctor of Philosophy: Plant xylem anatomy, dendrochronology and stable carbon isotopes as tools in rainfall reconstruction in Southern Africa
  • Master of Science (Environmental Management), Responses to trasloation of two threatened macropods, the mala (lagorchestes hirsutus) and the banded hare-wallaby (lagostrophus fasciatus), reintroduced to the peron peninsula, w.A.
  • Master of Science (Biological Sciences), Nocturnal roost tree, roost site and landscape characteristics of carnaby's black-cockatoo (calyptorynchus latirostris) on the Swan coastal plain
  • Master of Science (Biological Sciences), Seed morphology, dormancy and germination of South-West Australian ericaceae
  • Master of Science (Environmental Management), Energy efficiency and carbon dioxide emissions across different scales of iron ore mining operations in Western Australia
  • Doctor of Philosophy, Lichens as a biomonitoring tool for detecting heavy metal Air pollution associated with industrial activities in collie, South-Western Australia
  • Master of Science (Environmental Management), Within-fire patchiness associated with prescribed burning in the northern jarrah forests of Western Australia
  • Doctor of Philosophy, Fate of eucalyptus marginata seed from canopy-store to emergence in the northern jarrah forests of Western Australia: Research to help improve regeneration following shelterwood treatment.
  • Master of Science (Environmental Management), Distribution patterns and habitat use of black cockatoos (Calyptorhynchus spp.) In modified landscapes in the South-West of Western Australia.

Co-principal Supervisor

  • Master by Research: Ecology of the (Brady) Rhizobium symbiotic relationship with Fabaceae in the South-Western Cape
  • Doctor of Philosophy: Response of a sand-plain lowland Fynbos ecosystem to nutrient additions
  • Doctor of Philosophy: The nitrogen economy of Cyclopia Spp. (Honeybush Tea) in agricultural and wild conditions
  • Doctor of Philosophy: Determinants of forest/fynbos boundaries in the South Western Cape province.
  • Attributes that make Acacia karroo dominant: stable N and C isotope analysis of nice Acacia species from KwaZulu-Natal (South Africa)
  • Master by Research: Growth: Water use efficiency and stable carbon isotopes in commercial clones of Eucalyptus
  • Polyphenolic, tannin and chemical compositional changes in leaves of sub-tropical grasses and fynbos shrubs at elevated atmospheric CO2 concentrations
  • Evaluation of physiological and morphological basis for drought resistance in maize and sorghum
  • Decomposition of grasses in a South African savanna
  • Doctor of Philosophy: Soil factors and competition as determinants of Fynbos plant species distributions in the south-western Cape, South Africa
  • Master by Research: Nutritional requirements of lawn grasses versus bunch grasses in the Hluhluwe-Umfolozi Park
  • The nitrogen stable isotope ecology of Hluhluwe-Umfolozi Park grasslands, Natal, South Africa
  • Doctor of Philosophy: The embryology, seed coat and conservation of some Kenyan species of the Orchidaceae
  • Doctor of Philosophy: Phylogenetic and functional growth form diversification in the Cape grass Ehrharta Thunb
  • Master of Science (Biological Sciences), Spatial and temporal patterns (1973-2012) of bushfire in an arid to semi-arid region of Western Australia
  • Doctor of Philosophy, The response of banksia roots to change in water table level in a mediterranean-type environment.

Associate Supervisor

  • Doctor of Philosophy: The impacts of management on nutrient cycling in plantation forestry in the Southern Cape
  • Doctor of Philosophy, Chemical composition and toxicity of emissions from burning five vegetation types of Western Australia under experimental combustion conditions
  • Doctor of Philosophy, Inorganic hydrogeochemical responses to fires in wetland sediments on the Swan coastal plain, Western Australia.
  • Doctor of Philosophy, Identifying plant functional traits to assist ecological intervention in a drying landscape
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