Professor John Healey
Professor of Forest Sciences / Director of College Research Institute
Dolenni cyswllt
Contact info
Thoday Building, room S7Email: j.healey@bangor.ac.uk
Tel: 01248 383703 (from U.K.)
+44 1248 383703 (International)
- Erthygl › Ymchwil › Adolygwyd gan gymheiriaid
- 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 gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 565-588Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 253-260Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 87-99Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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 gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 1-19Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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 gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 75-82Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 1174–1184Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 249-250Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 152-164Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 433-442Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 1234-1249Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 313-326Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 203-214Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 369-375Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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 gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 293-314Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 445-446Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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 gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 1104-1111Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 19-27Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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. 817-826Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Llythyr › Ymchwil › Adolygwyd gan gymheiriaid
- Cyhoeddwyd
Amazonian secondary forests are greatly reducing fragmentation and edge exposure in old-growth forests
Smith, C., Barlow, J., Schwartz, N., Healey, J., Young, P. & Miranda, L., 9 Tach 2023, Yn: Environmental Research Letters. 18, 12, 124016.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Llythyr › adolygiad gan gymheiriaid
- Cyhoeddwyd
Old-growth forest loss and secondary forest recovery across Amazonian countries
Smith, C., Healey, J., Berenguer, E., Young, P., Ben, T., Elias, F., Espirito-Santo, F. & Barlow, J., 4 Awst 2021, Yn: Environmental Research Letters. 16, 8, 085009.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Llythyr › adolygiad gan gymheiriaid
- Pennod › Ymchwil › Heb ei adolygu gan gymheiriaid
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Biodiversity on Mount Cameroon.
Ndam, N., Healey, J. R., Acworth, J., Tchouto, P. G., Price, M. F. (gol.) & Butt, N. (gol.), 1 Ion 2000, Forests in Sustainable Mountain Development. 2000 gol. CABI Publishing, t. 46-51Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Evaluation of trees indigenous to the montane forest of the Blue Mountains of Jamaica for reforestation and agroforestry.
McDonald, M. A., Healey, J. R., Price, M. F. (gol.) & Butt, N. (gol.), 1 Ion 2000, Forests in Sustainable Mountain Development. 2000 gol. CABI Publishing, t. 293-295Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Evaluation of trees indigenous to the montane forests of the Blue Mountains, Jamaica for reforestation and agroforestry.
McDonald, M. A., Healey, J. R., Price, M. F. (gol.) & Butt, N. (gol.), 1 Ion 2000, Forests in Sustainable Mountain Development. 2000 gol. CABI Publishing, t. 293-295Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Factors limiting regeneration of abandoned agricultural clearings in tropical montane forest.
Hardwick, K. A., Garwood, N. C., Healey, J. R., Elliott, S., Anusarnsunthorn, V., Kerby, J. (gol.), Blakesley, D. (gol.) & Woods, K. (gol.), 1 Ion 2000, Forest Restoration for Wildlife Conservation. 2000 gol. International Tropical Timber Organisation, t. 202Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Financial assessment of reduced impact logging techniques in Sabah, Malaysia.
Tay, J., Healey, J. R., Price, C., Enters, T. (gol.), Durst, P. B. (gol.), Applegate, G. B. (gol.), Kho, P. C. (gol.) & Man, G. (gol.), 1 Ion 2002, Applying reduced impact logging to advance sustainable forest management. 2002 gol. Asia-Pacific Forestry Commission, FAO, t. 125-140Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Improved agroforestry systems for steeplands in the Caribbean.
McDonald, M. A., Healey, J. R., Stevens, P. A., Devi Prasad, P. V., Price, M. F. (gol.) & Butt, N. (gol.), 1 Ion 2000, Forests in Sustainable Mountain Development. 2000 gol. CABI Publishing, t. 287-293Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Interactions between components of multi-strata rubber agroforests: what can be learnt from on-farm trials?
Williams, S. E., Van Noordwijk, M., Penot, E., Healey, J. & Sinclair, F., 1999, Proceedings of the IUFRO International Symposium on Multi-strata Agroforestry Systems with Perennial Crops . Jiménez, F. & Beer, J. (gol.). Turrialba, Costa Rica: CATIE, t. 229-233Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Invasive woody plants
Binggeli, P., Hall, J. & Healey, J., 2004, The Overstorey Book: Cultivating Connections with Trees . Elevitch, C. R. (gol.). Second gol. Holualoa, Hawai’i, USA: Permanent Agricultural Resources, t. 383-388Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Maintenance of soil fertility on steeplands in the Blue Mountains of Jamaica: the role of contour hedgerows
McDonald, M., Stevens, P. A., Healey, J. & Devi Prasad, P. V., 1999, Global Change in the Mountains. Price, M. F. (gol.). CRC Press, t. 193-196Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Pathogen survival patterns in waste-derived composts destined for land restoration
Williamson, J. C., Holmberg, J., Nason, M. A., Tandy, S., Jones, R., Healey, J. R., Jones, D. L., Vegh, B. (gol.) & Royle, J. (gol.), 1 Ion 2006, Proceedings of Waste 2006: sustainable waste and resource management, Stratford-upon-Avon, Warwickshire. 2006 gol. The Waste Conference Limited, t. 733-738Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Physical and chemical characteristics of composted wastes can be altered to make them suitable for large scale habitat creation
Nason, M. A., Tandy, S., Williamson, J. C., Farrell, M., Healey, J. R., Jones, D. L., Vegh, B. (gol.) & Royle, J. (gol.), 1 Ion 2006, Proceedings of Waste 2006: sustainable waste and resource management, Stratford-upon-Avon, Warwickshire. 2006 gol. The Waste Conference Limited, t. 739-744Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Recycling of wood ash to forests in North Wales, UK.
Walmsley, J. D., Healey, J. R. & Jones, D. L., 1 Ion 2006, Proceedings of Second World Bioenergy Conference, 30 May-1 June 2006, Jönköping, Sweden. 2006 gol. Swedish Bioenergy Association, t. 347-351Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Research needs for the ecology of natural regeneration of seasonally dry tropical forests in Southeast Asia.
Hardwick, K. A., Healey, J. R., Blakesley, D., Elliott, S. (gol.), Kerby, J. (gol.), Woods, K. (gol.) & Anusarnsunthorn, V. (gol.), 1 Ion 2000, Forest Restoration for Wildlife Conservation. 2000 gol. International Tropical Timber Organisation, t. 165-180Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Soil functioning in natural and planted woodlands on slate waste
Williamson, J. C., Jones, D. L., Rowe, E. C., Healey, J. R., Bardgett, R., Hobbs, P., Moore, H. M. (gol.), Fox, H. R. (gol.) & Elliott, S. (gol.), 1 Ion 2003, Land Reclamation: Extending the Boundaries. 2003 gol. Taylor & Francis, t. 315-318Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Soil functioning in natural and planted woodlands on slate waste
Williamson, J. C., Jones, D. L., Rowe, E. C., Healey, J. R., Bardgett, R., Hobbs, P., Moore, H. M. (gol.), Fox, H. R. (gol.) & Elliott, S. (gol.), 1 Ion 2003, Land reclamation. 2003 gol. Swets & Zeitlinger, t. 315-318Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- 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 Cynhadledd › Pennod
- Pennod › Ymchwil › Adolygwyd gan gymheiriaid
- Cyhoeddwyd
A bioassay study of soils in the Blue Mountains of Jamaica
Healey, J., 1989, Mineral Nutrients in Tropical Forest and Savanna Ecosystems : Special publication no. 9 of the British Ecological Society. Proctor, J. (gol.). Oxford: Blackwell Scientific, t. 273-288Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
Composition, structure and regeneration of miombo forest at Kitulangalo, Tanzania
Obiri, J., Hall, J. & Healey, J., 4 Awst 2010, Degraded forests in Eastern Africa: Management and Restoration. Bongers, F. & Tennigkeit, T. (gol.). London: Earthscan, t. 109-122 (The Earthscan Forest Library).Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
Contour hedgerows of Calliandra calothyrsus Meissn. for soil and water conservation in the Blue Mountains of Jamaica
McDonald, M., Stevens, P. A. & Healey, J., 2001, Sustaining the Global Farm – Selected Papers from the 10th International Soil Conservation Organization Meeting. Stott, D. E., Mohtar, R. H. & Steinhardt, G. C. (gol.). West Lafayette, Indiana, USA: International Soil Conservation Organization , t. 395-402Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
Degradation, species invasion and management in Tanzanian dry forests: what do local people say?
Obiri, J., Hall, J. & Healey, J., 4 Awst 2010, Degraded forests in Eastern Africa: Management and Restoration. Bongers, F. & Tennigkeit, T. (gol.). London: Earthscan, t. 305-321 (The Earthscan Forest Library).Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
Governing like a forest: achieving diachronic integrity or emergency carbon sequestration through post-Brexit forest policy?
Wynne-Jones, S., Dandy, N., Bodner, T. & Healey, J., 3 Tach 2022, Rural Governance in the UK: Towards a Sustainable and Equitable Society. Attrop, A., McAreavey, R. & Heron, S. (gol.). Routledge, (Routledge Studies in Sustainability).Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
Increasing Biodiversity in Livestock Production Systems: Plant Traits and Natural Regeneration Capacity of Woody Vegetation in Actively Managed Grasslands
Sheik, M. J. E., Finegan, B., Healey, J. & Casonoves, F., 1 Rhag 2023, Silvopastoral systems of Meso America and Northern South America: Chará, J. & Jose, S. (eds) . Chara, J. & Jose, S. (gol.). Springer Nature Switzerland AG, t. 279-305Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- Cyhoeddwyd
Plant succession on the 1922 lava flow of Mount Cameroon
Fraser, P., Banks, H., Brodie, S., Cheek, M., Dawson, S., Healey, J., Marsden, J., Ndam, N., Nning, J. & McRobb, A., 1999, African Plants: Biodiversity, Taxonomy and Uses: Proceedings of the 1997 AGTFAT Congress, Harare, Zimbabwe. Timberlake, J. & Kativu, S. (gol.). Royal Botanic Gardens, Kew, t. 253-262Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid
- 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 Cynhadledd › Pennod › adolygiad gan gymheiriaid
- 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. 156-169Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod › adolygiad gan gymheiriaid