1. Cyhoeddwyd

    Woody plants recovery in abandoned farms of different ages in the Mount Cameroon region.

    Ndam, N. & Healey, J. R., 1 Ion 2002, Yn: Systematics and Geography of Plants. 71, 2, t. 817-826

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  2. Cyhoeddwyd

    Woodland restoration on mineral extraction waste tips: a comparison of tree performance over eight years

    Millett, J. & Healey, J. R., 1 Ion 2010, Yn: Quarterly Journal of Forestry. 105, 1, t. 19-27

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  3. Cyhoeddwyd

    Whole tree harvesting can reduce second rotation forest productivity

    Walmsley, J. D., Jones, D. L., Reynolds, B., Price, M. H. & Healey, J. R., 10 Chwef 2009, Yn: Forest Ecology and Management. 257, 3, t. 1104-1111

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  4. Cyhoeddwyd

    When nature meets the divine: effect of prohibition regimes on the structure and tree-species composition of sacred forests in Northern Greece

    Marini Govigli, V., Healey, J., Wong, J., Stara, K., Tsiakiris, R. & Halley, J., 7 Awst 2020, Yn: Web Ecology. 20, 2, t. 53-86 48 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  5. Cyhoeddwyd

    What role should null-hypothesis significance tests have in statistical education and hypothesis falsification?

    Gibbons, J. M., Crout, N. M. & Healey, J., 1 Medi 2007, Yn: Trends in Ecology and Evolution. 22, 9, t. 445-446

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  6. Cyhoeddwyd

    Water and nutrient limitations to tree establishment on slate waste.

    Rowe, E. C., Williamson, J. C., Jones, D. L. & Healey, J. R., 18 Rhag 2001.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  7. Cyhoeddwyd

    Variations and phenotypic correlation of growth attributes of Calliandra calothyrsus in the Blue Mountains of Jamaica

    McDonald, M. A., Healey, J. R. & Jones, M., 1 Rhag 2000, Yn: Agroforestry Systems. 50, 3, t. 293-314

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  8. Cyhoeddwyd

    Variation in root morphology amongst tree species influences soil hydraulic conductivity and macroporosity

    Webb, B., Robinson, D., Marshall, M., Ford, H., Pagella, T., Healey, J. & Smith, A., 1 Tach 2022, Yn: Geoderma. 425, 116057.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  9. Cyhoeddwyd

    Using organic wastes and composts to remediate and restore land: best practice manual

    Nason, M. A., Williamson, J., Tandy, S., Christou, M., Jones, D. L. & Healey, J. R., 1 Ion 2007, Unknown.

    Allbwn ymchwil: Llyfr/AdroddiadLlyfr

  10. Cyhoeddwyd

    Use of organic amendments for remediation: turning waste to good use

    Jones, D. L. & Healey, J. R., 1 Rhag 2010, Yn: Elements. 6, 6, t. 369-375

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  11. Cyhoeddwyd

    Understanding and assisting natural regeneration processes in degraded seasonal evergreen forests in Northern Thailand

    Hardwick, K., Healey, J., Elliott, S., Garwood, N. C. & Anusarnsunthorn, V., 1997, Yn: Forest Ecology and Management. 99, 1, t. 203-214

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  12. Cyhoeddwyd

    Trees, water storage and flooding in upland agricultural landscapes: why do we need to know more?

    Ford, H., Smith, A., Pagella, T. & Healey, J., 1 Ebr 2016, Forestry & Timber News, April 2016, t. 27-28.

    Allbwn ymchwil: Cyfraniad at gyhoeddiad arbenigolErthygl

  13. Cyhoeddwyd

    Tree morphology in seasonally dry montane forest in Argentina: relationships with shade tolerance and nutrient shortage.

    Easdale, T. A., Gurvich, D. E., Sersic, A. N. & Healey, J. R., 1 Meh 2007, Yn: Journal of Vegetation Science. 18, 3, t. 313-326

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  14. Cyhoeddwyd

    Tree life histories in a montane subtropical forest: species differ independently by shade-tolerance, turnover rate and substrate preference.

    Easdale, T. A., Healey, J. R., Grau, H. R. & Malizia, A., 1 Tach 2007, Yn: Journal of Ecology. 95, 6, t. 1234-1249

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  15. Cyhoeddwyd

    Tree growth, mortality and recruitment on abandoned farms of 0 – 30+ years at Likombe, Mount Cameroon

    Ndam, N., Healey, J., Cheek, M. & Fraser, P. J., 1996, Proceedings of International Union of Forest Research Organisations Conference, Growth Studies in Tropical Moist Forests in Africa . Foli, E. G., Vanclay, J. K. & Ofosu-Asiedu, A. (gol.). Vienna, Austria: International Union of Forest Research Organisations, t. 156-169

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddPennodadolygiad gan gymheiriaid

  16. Cyhoeddwyd

    Tree Culture of Smallholder Farmers Practicing Agroforestry in Gunung Salak Valley, West Java, Indonesia

    Rahman, S. A., Sunderland, T., Roshetko, J. M., Basuki, I. & Healey, J., 1 Rhag 2016, Yn: Small-Scale Forestry. 15, 4, t. 433-442

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  17. Cyhoeddwyd

    Treating Waste for Restoring Land Sustainably (TWIRLS)

    Nason, M. A., Williamson, J. C., Healey, J. R., Jones, D., Farrar, J. F. & Farrell, M., 1 Ion 2005.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  18. Cyhoeddwyd

    Treating Waste for Restoring Land Sustainability (TWIRLS).

    Healey, J. R., Jones, D. & Farrar, J. F., 21 Hyd 2004.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  19. Cyhoeddwyd

    Towards Productive Landscapes: Trade-offs in Tree-cover and Income across a Matrix of Smallholder Agricultural Land-use Systems

    Rahman, S., Sunderland, T., Kshatriya, M., Roshetko, J. M., Pagella, T. & Healey, J., 15 Rhag 2016, Yn: Land Use Policy. 58, December, t. 152-164

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  20. Cyhoeddwyd

    Top Five Alternative Conifer Tree Species in Great Britain: Main Report and Executive Summary

    Peters, T., Hardaker, A., Dauksta, D., Newman, G., Lellig, C. & Healey, J., 23 Meh 2021, Llandudno Junction: Welsh Government. 132 t.

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  21. Cyhoeddwyd

    The woody plant species of the Blue Mountains of Jamaica

    Goodland, T., Bellingham, P. J., Healey, J. & Tanner, E. V. J., 1998, University of Wales Bangor. 260 t.

    Allbwn ymchwil: Llyfr/AdroddiadLlyfr

  22. Cyhoeddwyd

    The role of scientists and foresters in the wise management of tropical forests

    Healey, J., 1992, Yn: Trends in Ecology and Evolution. 7, 8, t. 249-250

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  23. Cyhoeddwyd

    The role of fragmented sacred forests in biodiversity conservation in the Gamo Highlands of Ethiopia

    Healey, J. & Desissa, D., 2015, African Mountain Forests – Current Status, Critical Issues, and Ways Forward for Conservation: Proceedings of a Conference in Oslo, 17th November 2014 (ed. by S. Jones), Drylands Coordination Group Proceedings No. 26. Jones, S. (gol.). Cyfrol 26. t. 13-16 (Drylands Coordination Group Proceedings ).

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddPennodadolygiad gan gymheiriaid

  24. Cyhoeddwyd

    The role of fragmented sacred forests in biodiversity conservation in the Gamo Highlands of Ethiopia

    Desissa, D. & Healey, J., 1 Rhag 2015.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapuradolygiad gan gymheiriaid

  25. Cyhoeddwyd
  26. Cyhoeddwyd

    The repeatibility of vegetation classification and mapping

    Hearn, S. M., Healey, J. R., McDonald, M. A., Turner, A. J. & Stewart, G. B., 1 Ebr 2011, Yn: Journal of Environmental Management. 92, 4, t. 1174–1184

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  27. Cyhoeddwyd

    The reliability of evidence review methodology in environmental science and conservation

    O'Leary, B., Kvist, K., Bayliss, H. R., Derroire, G., Healey, J., Hughes, K., Kleinschroth, F., Sciberras, M., Woodcock, P. & Pullin, A., 1 Hyd 2016, Yn: Environmental Science and Policy. 64, t. 75-82

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  28. Cyhoeddwyd

    The potential for lynx reintroduction to Scotland: Innovative modelling provides robust scientific evidence to inform decision making

    Ovenden, T., Palmer, S., Travis, J. & Healey, J., Mai 2019, University of Stirling. 3 t. (University of Stirling Policy Brief)

    Allbwn ymchwil: Llyfr/AdroddiadAdoddiad Aralladolygiad gan gymheiriaid

  29. Cyhoeddwyd

    The invasion of Pittosporum undulatum in the Blue Mountains of Jamaica

    Goodland, T. & Healey, J., 1996, University of Wales Bangor. 54 t.

    Allbwn ymchwil: Llyfr/AdroddiadLlyfr

  30. Cyhoeddwyd

    The evidence base for community forest management as a mechanism for supplying gloval environmental benefits and improving local welfare

    Bowler, D., Buyung-Ali, L. M., Healey, J. R., Jones, J. P. G., Knight, T. & Pullin, A. S., 16 Ebr 2010, The Collaboration for Environmental Evidence.

    Allbwn ymchwil: Cyfraniad arallCyfraniad Arall

  31. Cyhoeddwyd

    The evidence base for community forest management as a mechanism for supplying global environmental benefits and improving local welfare.

    Bowler, D., Buyung-Ali, L., Healey, J., Jones, J. P. G., Knight, T. & Pullin, A., 2010, Yn: Environmental Evidence. SR48.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  32. Cyhoeddwyd

    The effects of variation in management objectives on responses to invading diseases under uncertainty: Forest Pathogens

    Dangerfield, C., Whalley, E., Hanley, N., Healey, J. & Gilligan, C., 18 Ebr 2018, 92nd Annual Conference, Agricultural Economics Society, Warwick University, Coventry, UK, 16-18 April, 2018. 40 t.

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion CynhadleddPennod

  33. Cyhoeddwyd

    The effects of secondary forest clearance and subsequent land use on erosion losses and soil properties in the Blue Mountains of Jamaica

    McDonald, M. A., Healey, J. R. & Stevens, P. A., 1 Hyd 2002, Yn: Agriculture, Ecosystems and Environment. 92, 1, t. 1-19

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  34. Cyhoeddwyd

    The effects of population management on wild ungulates: A systematic map of evidence for UK species

    Barton, O., Gresham, A., Healey, J., Cordes, L. & Shannon, G., 10 Meh 2022, Yn: PLoS ONE. 17, 6, 26 t., e0267385.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  35. Cyhoeddwyd

    The effects of logging on forest stand structure and tree communities in the area of a new nacional wildlife refuge, Costa Rica.

    Delgado, D., Finegan, B., Gormley, L., Healey, J. R., Solano, D. & Zamora, N., 1 Ion 2005.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  36. Cyhoeddwyd

    The effects of invasive pests and diseases on strategies for forest diversification.

    Macpherson, M., Kleczkowski, A., Healey, J., Quine, C. & Hanley, N., 24 Ebr 2017, Yn: Ecological Modelling. 350, t. 87-99

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  37. Cyhoeddwyd

    The effects of forest clearance on soil conservation: preliminary findings from the Yallahs Valley, Jamaican Blue Mountains

    McDonald, M., Healey, J. & Devi Prasad, P. V., 1992, Yn: Caribbean Geography. 3, t. 253-260

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  38. Cyhoeddwyd

    The effects of disease on optimal forest rotation: a generalisable analytical framework

    Macpherson, M., Kleczkowski, A., Healey, J. & Hanley, N., Gorff 2018, Yn: Environmental and Resource Economics. 70, 3, t. 565-588

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  39. Cyhoeddwyd

    The effect of forest management options on forest resilience to pathogens

    Roberts, M., Gilligan, C., Kleczkowski, A., Hanley, N., Whalley, E. & Healey, J., 10 Chwef 2020, Yn: Frontiers in Forests and Global Change. 45 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  40. Cyhoeddwyd

    The effect of fire and weeking.

    Obiri, J., Healey, J. R. & Hall, J. B., 1 Ion 2004, 2004 gol. Unknown.

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  41. Cyhoeddwyd

    The economic effect of reduced impact logging on carbon retention.

    Price, C., Tay, J. & Healey, J. R., 1 Ion 2000.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  42. Cyhoeddwyd

    The ecological basis of invasive species management.

    Healey, J. R., 1 Ion 2005.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  43. Cyhoeddwyd

    The cost of carbon retention by reduced impact logging.

    Healey, J. R., Price, C. & Tay, J., 20 Rhag 2000, Yn: Forest Ecology and Management. 139, 1-3, t. 237-255

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  44. Cyhoeddwyd

    The control of the Australian tree Pittosporum undulatum in the Blue Mountains of Jamaica

    Goodland, T. & Healey, J., 1997, University of Wales Bangor. 42 t.

    Allbwn ymchwil: Llyfr/AdroddiadLlyfr

  45. Cyhoeddwyd
  46. Cyhoeddwyd

    The Effects of Established Trees on Woody Regeneration during Secondary Succession in Tropical Dry Forests

    Derroire, G., Tigabu, M., Oden, P. C. & Healey, J. R., 1 Mai 2016, Yn: Biotropica. 48, 3, t. 290-300

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

  47. Cyhoeddwyd

    The Effect of Pittosporum undulatum on the Native Vegetation of the Blue Mountains of Jamaica

    Goodland, T. & Healey, J., 1997, University of Wales Bangor. 39 t.

    Allbwn ymchwil: Llyfr/AdroddiadLlyfr

  48. Cyhoeddwyd

    Technical Annex 4: Building ecosystem resilience. Report to Welsh Government (Contract C210/2016/2017).

    Keenleyside, C. B., Beaufoy, G., Alison, J., Gunn, I. D. M., Healey, J., Jenkins, T., Pagella, T. & Siriwardena, G. M., 10 Gorff 2019, Centre for Ecology & Hydrology . 59 t. (Environment and Rural Affairs Monitoring & Modelling Programme (ERAMMP) - Sustainable Farming Scheme Evidence Review (WP11), Technical Annexes)

    Allbwn ymchwil: Llyfr/AdroddiadAdroddiad Comisiwn

  49. Cyhoeddwyd

    Sustainable post-industrial land restoration and recreation of high biodiversity natural habitats

    Williamson, J. C., Rowe, E. C., Healey, J. R., Jones, D. L., Holliman, P. J. & Nason, M. A., 1 Ion 2002.

    Allbwn ymchwil: Cyfraniad at gynhadleddPapur

  50. Cyhoeddwyd

    Sustainable nutrient management at field, farm and regional level: Soil testing, nutrient budgets and the trade-off between lime application and greenhouse gas emissions

    Gibbons, J. M., Williamson, J. C., Williams, A. P., Withers, P. J., Hockley, N., Harris, I. A., Hughes, J. W., Taylor, R. L., Jones, D. L. & Healey, J. R., 15 Ebr 2014, Yn: Agriculture, Ecosystems and Environment. 188, t. 48-56

    Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

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