Harmer R., Kiewitt, A., Morgan, G. and Gill , R. (2010). Does the development of bramble (Rubus fruticosus L. agg.) facilitate the growth and establishment of tree seedlings in woodlands by reducing deer browsing damage? Forestry Advance Access published on January 6, 2010. doi:10.1093/forestry/cpp032.
Harmer, R. and Morgan, G. (2007). Development of Quercus robur advance regeneration following canopy reduction in an oak woodland. Forestry, 80, 137 -149.
Harmer, R. and Morgan, G. (2005). Does bramble facilitate the natural regeneration of broadleaved trees? (PDF-296K). Unpublished Forest Research Report.
Harmer, R., Boswell, R. and Robertson, M. (2005). Survival and growth of tree seedlings in relation to changes in the ground flora during natural regeneration of an oak shelterwood. Forestry 78, 21-32.
Harmer, R., Tucker, N. and Nickerson, R. (2004). Natural regeneration in storm damaged woods – 1987 storm sites revisited (PDF-221K). Quarterly Journal of Forestry, 98, 183-190.
Harmer, R. (2003). Seedling root growth of six broadleaved tree species grown in competition with grass under irrigated nursery conditions. Annals of Forest Science, 60, 601-608.
Harmer, R. (2002). Restocking after storm damage from an English perspective. In: Restocking of storm-felled forests: new approaches. Proceedings of an International Workshop in Denmark, March 2001. Ed. A. Brunner. Danish Centre for Forest, Landscape and Planning Report No. 12, Hørsholm, 47-52.
Harmer, R. (2001). The effect of plant competition and simulated summer browsing by deer on tree regeneration. Journal of Applied Ecology 38, 1094-1103.
Harmer, R. (2001). Thinking about using natural regeneration? Smallwoods, Winter 2001, Journal of the Small Woods Association.
Harmer, R. (2001). Dazzled by light? Continuous Cover Forestry Group Newsletter January 2001, 25-27.
Kerr, G., and Harmer, R. (2001). Potential use of alternative silvicultural systems in broadleaved woodlands. ICF News 1/2001, 3-4.
Harmer, R. and Gill, R. (2000). Natural regeneration in broadleaved woodlands: deer browsing and the establishment of advance regeneration. Forestry Commission Information Note 35 (PDF-121K)
Harmer, R., Willoughby, I. and Robertson, M. (2000). Use of herbicides to control weeds and promote the natural regeneration of Fagus silvatica. In Vegetation Management in Changing Landscapes (ed. Boatman, N. D., Clay, D., Goodman, A., Marrs, R. H., Marshall, E. J. P., Newman, J. R., Putwain, P. D. and Pywell, R. F.). Aspects of Applied Biology 58, 9-14.
Harmer, R. (1999). Survival and new shoot production by artificially browsed seedlings of ash, beech, oak and sycamore grown under different levels of shade. Forestry Ecology and Management 116, 39-50.
Harmer, R., Kerr, G. and Boswell, R. (1997). Characteristics of lowland broadleaved woodland being restocked by natural regeneration. Forestry 70, 199-210.
Harmer, R. (1996). Growth of seedling tree root-systems in competition with grasses. Aspects of Applied Biology 44, 47-54.
Harmer, R. and Kerr, G. (1996). Natural regeneration – is more advice needed? Quarterly Journal of Forestry 90, 190-196.
Harmer, R. (1995). Natural regeneration of broadleaved trees in Britain: III. Germination and establishment. Forestry 68, 1-9.
Harmer, R. and Kerr, G. (1995). Natural regeneration of broadleaved trees. Forestry Commission Research Information Note 275 (PDF-120K).
Harmer, R. (1994). Natural regeneration of broadleaved trees in Britain: I. Historical Aspects. Forestry 67, 179-188.
Harmer, R. (1994). Natural regeneration of broadleaved trees in Britain: II. Seed production and predation. Forestry 67,275-286.
Harmer, R. (1994). Selecting sites for natural regeneration of broadleaves. Forestry and British Timber, 23, 16-18.
Harmer, R. and Forrester, M. (1994). Natural regeneration of broadleaves in perspective. Quarterly Journal of Forestry, 88, 141-144.
Harmer, R., Kerr, G. and Fisher, D. (1994). The potential for natural regeneration of broadleaves in central southern England. Quarterly Journal of Forestry 88, 297-302.
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