Dr Mariecia Fraser

PhD

Dr Mariecia Fraser

Reader in Upland Agroecosystems

Contact Details

Teaching

Research

Grazing ecologist specialising in management of upland systems. Research interests include: species and breed differences in diet selection and ingestive behaviour, conservation grazing, nutrient supply from fresh and ensiled forages, greenhouse gas emissions from grazing animals, and the bio-energy potential of semi-natural grasslands.

Publications

Evans, JG, Fraser, MD, Davies, DA, Vale, JE & Davies, K 2006, 'The evaluation of two contrasting perennial ryegrass, AberDart and Fennema, under continuous stocking with sheep in the uplands' Paper presented at 8th British Grassland Society Research Conference, Cirencester, United Kingdom of Great Britain and Northern Ireland, 2006 - 2006, pp. 29-30.
Parveen, I, Moorby, JM, Fraser, MD, Allison, GG & Kopka, J 2006, 'Application of GCMS-TOF metabolite profiling techniques to the analysis of heathland plant diets of sheep' Paper presented at 8th British Grassland Society Research Conference, Cirencester, United Kingdom of Great Britain and Northern Ireland, 2006 - 2006, pp. 103-104.
Theobald, VJ & Fraser, MD 2006, 'Effects on invertebrates of summer grazing of Molinia-dominant semi-natural rough grazing' 8th British Grassland Society Research Conference, Cirencester, United Kingdom of Great Britain and Northern Ireland, 2006 - 2006, pp. 4-6.
Hobbs, PJ, Wade, MJ, Jones, R, Marley, CL, Fraser, MD, Williams, JS & Dhanoa, MS 2006, 'Managing manure by a greater understanding of its metabolic profile? Adopting new technologies' pp. 11-13.
Parveen, I, Moorby, JM, Hirst, WM, Morris, SM & Fraser, MD 2006, Profiling of plasma and faeces by FT-IR to differentiate between heathland plant diets offered to zero-grazed sheep. in 8th British Grassland Society Research Conference, 'Grassland as a Multifunctional Resource. British Grassland Society, pp. 101-102, 8th British Grassland Society Research Conference, Cirencester, United Kingdom of Great Britain and Northern Ireland, 2006.
Marley, CL, Fychan, AR, Fraser, MD, Roberts, JE, Lewis, GG, Theobald, VJ & Jones, R 2006, Effects of applying slurries from livestock fed on different forages or inorganic nitrogen on swards of hybrid ryegrass. in JM Moorby (ed.), Grassland as a Multifunctional Resource. pp. 51-52, 8th British Grassland Society Research Conference, Cirencester, United Kingdom of Great Britain and Northern Ireland, 2006.
Speijers, MHM, Fraser, MD, Haresign, W, Theobald, VJ & Moorby, JM 2005, 'Effects of ensiled forage legumes on performance of twin-bearing ewes and their progeny' Animal Science, vol 81, no. 2, pp. 271-282. DOI: 10.1079/ASC50510271
Marley, CL, Fraser, MD, Fychan, AR, Theobald, VJ & Jones, R 2005, 'Effect of forage legumes and anthelmintic treatment on the performance, nutritional status and nematode parasites of grazing lambs' Veterinary Parasitology, vol 131, no. 3-4, pp. 267-282. DOI: 10.1016/j.vetpar.2005.04.037
Fraser, MD, Vale, JE & Evans, JG 2005, Effect of mixed and sequential grazing by cattle and sheep of upland permanent pasture on liveweight gain. in JA Milne (ed.), Pastoral systems in marginal environments. 1 edn, vol. 18, Wageningen Academic Publishers, Wageningen, pp. 3-6, International Grassland Congress XX Satellite Workshop, Glasgow, United Kingdom of Great Britain and Northern Ireland, 2005. DOI: 10.1002/ldr.764
Speijers, MHM, Fraser, MD, Theobald, VJ & Haresign, W 2005, 'Effects of ensiled forage legumes on performance of store finishing lambs' Animal Feed Science and Technology, vol 120, no. 3-4, pp. 203-216. DOI: 10.1016/j.anifeedsci.2005.02.027
Fraser, MD, Fychan, AR & Jones, R 2005, 'Comparative yield and chemical composition of two varieties of narrow-leafed lupin (Lupinus angustifolius) when harvested as whole-crop, moist grain and dry grain' Animal Feed Science and Technology, vol 120, no. 1-2, pp. 43-50. DOI: 10.1016/j.anifeedsci.2004.12.014
Fraser, MD, Fychan, AR & Jones, R 2005, 'The effect of harvest date and inoculation on the yield and fermentation characteristics of two varieties of white lupin (Lupinus albus) when ensiled as a whole-crop' Animal Feed Science and Technology, vol 119, no. 3-4, pp. 307-322. DOI: 10.1016/j.anifeedsci.2004.12.015
Allison, GG, Fraser, MD, Moorby, JM, Kopka, J, Erban, A & Theobald, VJ 2005, 'Metabolic profiling of heathland plants in the diet of sheep' Paper presented at XX International Grassland Conference, Dublin, Ireland, 2005 - 2005, pp. 545.
Fraser, MD, Vale, JE & Theobald, VJ 2005, 'Effects on animal performance of summer grazing of Molinia dominant semi-natural rough grazing by cattle and sheep' Paper presented at Proceedings of the British Society Animal Science Annual Conference, York, United Kingdom of Great Britain and Northern Ireland, 2005 - 2005, pp. 3-6.
Fychan, AR, Marley, CL, Fraser, MD, Jones, R, Park, RS (ed.) & Stronge, MD (ed.) 2005, Effect of feeding red clover, lucerne and kale silage on the voluntary intake and liveweight gain of growing lambs. in Silage production and utilisation. Micro-satellite of International Grassland Congress - incorporating the XIV International Silage Conference, Belfast 3-6 July 2005. Wageningen Academic Publishers, pp. 155-156, Silage production and utilisation. Micro-satellite of International Grassland Congress - incorporating the XIV International Silage Conference, Belfast, United Kingdom of Great Britain and Northern Ireland, 2005.
Fraser, MD, Moorby, JM, Theobald, VJ & Jones, R 2005, An evaluation of the n-alkane technique for determining diet composition in animals grazing complex swards. in FP O'Mara, RJ Wilkins, L 't Mannetje, DK Lovett, PAM Rogers & TM Boland (eds), XX International Grassland Conference: Offered papers. International Grassland Congress, XX International Grassland Congress, Dublin, Dublin, Ireland, 2005.
Vale, JE, Fraser, MD & Evans, JG 2005, Effect on sward botanical composition of mixed and sequential grazing by cattle and sheep of upland permanent pasture. in JA Milne (ed.), Pastoral systems in marginal environments. Wageningen Academic Publishers, pp. 3-6, International Grassland Congress XX Satellite Workshop, Glasgow, United Kingdom of Great Britain and Northern Ireland, 2005.
Theobald, VJ, Fraser, MD & Moorby, JM 2005, Effects of breed and stage of growing season on the metabolic profile of sheep grazing moorland. in JA Milne (ed.), Pastoral systems in marginal environments. Wageningen Academic Publishers, International Grassland Congress XX Satellite Workshop, Glasgow, United Kingdom of Great Britain and Northern Ireland, 2005.
Olt, A, Rinne, M, Nousiainen, J, Tuori, M, Paul, C, Fraser, MD & Huhtanen, P 2005, Estimation of legume silage digestibility with various laboratory methods. in RS Park, CS Mayne & TWJ Keady (eds), Silage production and utilization. Wageningen Academic Publishers, pp. 267-, Silage production and utilisation. Micro-satellite of International Grassland Congress - incorporating the XIV International Silage Conference, Belfast, United Kingdom of Great Britain and Northern Ireland, 2005.
Fraser, MD, Speijers, MHM, Theobald, VJ, Fychan, AR & Jones, R 2004, 'Production performance and meat quality of grazing lambs finished on red clover, lucerne or perennial ryegrass swards' Grass and Forage Science, pp. 345-356. DOI: 10.1111/j.1365-2494.2004.00436.x
Corton, J, Ross, AB, Lea-Langton, AR, Donnison, IS & Fraser, MD 2014, 'Hydrothermal processing of rush (Juncus spp.) and bracken (Pteridium aquilinum) dominant biomass from semi natural landscape management.' 25th EGF Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2014 - 2014, pp. 465-467.
Fraser, MD & Vale, JE 2014, 'Breed type differences in hoof volume in beef suckler cows.' 25th EGF Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2014 - 2014, pp. 362-363.
Fraser, MD, Vale, JE & Firbank, LG 2013, 'Effect on habitat diversity of organic conversion within the Less Favoured Areas of England and Wales' Agroecology and Sustainable Food Systems, vol 38, no. 2, pp. 243-261. DOI: 10.1080/21683565.2013.849320
Herzog, F, Jeanneret, P, Ammari, Y, Angelova, S, Arndorfer, M, Bailey, D, Balazs, K, Báldi, A, Bunce, RGH, Choisis, J-P, Dennis, P, Dyman, T, Eiter, S, Fjellstad, W, Fraser, MD, Frank, T, Friedel, JK, Garchi, S, Geijzendorffer, I, Gomiero, T, Jerkovich , G, Jongman, RGH, Kainz, M, Kakudidi, E, Kelemen, E, Kolliker, R, Kwikiriza, N, Kovács-Hostyánszki, A, Last, L, Luscher, G, Moreno, G, Nkwiine, C, Opio, J, Oschatz, M-L, Paoletti, MG, Pointereau, P, Sarthou , J-P, Schneider , MK, Siebrecht, N, Sommaggio, D, Stoyanova, S, Targetti, S, Viaggi, D, Wolfrum, S & Yashchenko, S 2013, 'Measuring Farmland Biodiversity' Solutions Journal, vol 4, no. 4, pp. 52 – 58.
Fraser, MD, Vale, JE & Dhanoa, MS 2013, 'Alternative upland grazing systems: Impacts on livestock performance and sward characteristics' Agriculture, Ecosystems and Environment, vol 175, pp. 8-20. DOI: 10.1016/j.agee.2013.05.002
Fraser, MD, Fleming, HR, Davies, JW & Moorby, JM 2013, Effect of breed and pasture type on methane emissions by growing beef steers. in Advances in Animal Biosciences: Proceedings of the 5th Greenhouse Gases and Animal Agriculture Conference (GGAA 2013), Dublin, Ireland. vol. 4 (2), Cambridge University Press, pp. 359, Greenhouse Gases & Animal Agriculture, Dublin, Ireland, 2013. DOI: 10.1017/S2040470013000101
Pavlu, V, Fraser, MD, Fleming, HR, Moorby, JM & Collins, RP 2013, Effect of sward species mix on methane emissions from ewes. in Advances in Animal Biosciences: Proceedings of the 5th Greenhouse Gases and Animal Agriculture Conference (GGAA 2013), Dublin, Ireland. 2 edn, vol. 4, Cambridge University Press, pp. 361, Greenhouse Gases & Animal Agriculture, Dublin, Ireland, 2013.
Doran, SE, Leemans, DK, Vale, JE, Corton, J, Fraser, MD & Moorby, JM 2013, In vitro gas production as a means to measure methane produced by a variety of upland plants when incubated with rumen fluid. in Advances in Animal Biosciences: Proceedings of the 5th Greenhouse Gases and Animal Agriculture Conference (GGAA 2013), Dublin, Ireland. vol. 4 (2), Cambridge University Press, pp. 459, Greenhouse Gases & Animal Agriculture Conference, Dublin, United Kingdom of Great Britain and Northern Ireland, 2013.
Martin, D, Fraser, MD, Pakeman, RJ & Moffat, AM 2013, Natural England Review of Upland Evidence 2012: Impact of moorland grazing and stocking rates.: Natural England Evidence Review, Number 006. 1 edn, Natural England.
Corton, J, Buhle, L, Wachendorf, M, Donnison, IS & Fraser, MD 2013, 'Bioenergy as a biodiversity management tool and the potential of a mixed species feedstock for bioenergy production in Wales' Bioresource Technology, vol 129, pp. 142-149. DOI: 10.1016/j.biortech.2012.11.001
Fraser, MD & Tallowin, JRB 2013, 'Biodiversity impacts of grazing systems' Paper presented at Proceedings BGS/BSAS Conference, "Profitable and Sustainable Grazing Systems - Moving Forward with Science", Abbey Hotel, Abbey Road, Malvern, Malvern, United Kingdom of Great Britain and Northern Ireland, 2013 - 2013, pp. 19-22.
Fraser, MD, Fleming, HR, Theobald, V, Sanderson, R & Moorby, JM 2013, 'Effect of body size on feed intake and methane emissions from ewes offered fresh forage' Paper presented at Greenhouse Gases & Animal Agriculture, Dublin, Ireland, 2013 - 2013, .
Rosa Garcia, R, Fraser, MD, Celaya, R, Ferreira, LM, Garcia, U & Osoro, K 2012, 'Grazing land management and biodiversity in the Atlantic European heathlands: a review' Agroforestry Systems. DOI: 10.1007/s10457-012-9519-3
Hensgen, F, Buehle, L, Donnison, IS, Fraser, MD, Vale, J, Corton, J, Heinsoo, K, Melts, I & Wachendorf, M 2012, 'Mineral concentrations in solid fuels from European semi-natural grasslands after hydrothermal conditioning and subsequent mechanical dehydration' Bioresource Technology, vol 118, pp. 332-342. DOI: 10.1016/j.biortech.2012.05.035
Fraser, MD, Fleming, H, Theobald, VJ & Moorby, JM 2012, 'Effect of body size on feed intake and methane emissions from ewes offered fresh ryegrass' Paper presented at 2012 ADSA-AMPA-ASAS-CSAS-WSASAS Joint Annual Meeting, Phoenix, Arizona, United States of America, 2012 - 2012, .
Fraser, MD, Theobald, VJ, Dhanoa, MS & Davies, OD 2011, 'Impact of sward composition and stock performance of grazing Molinia-dominant grassland' Agriculture, Ecosystems and Environment, vol 144, no. 1, pp. 102-106. DOI: 10.1016/j.agee.2011.08.004
Evans, JG, Fraser, MD, Davies, DA & Owen, IG 2011, 'An evaluation of two perennial ryegrass cultivars (AberDart and Fennema) for sheep production in the uplands' Journal of Agricultural Science, vol 149, no. 2, pp. 235-248. DOI: 10.1017/S0021859610001048
Yu, YW, Fraser, MD & Evans, JG 2011, 'Long-term effects on sward composition and animal performance of reducing fertiliser inputs to upland permanent pasture' Grass and Forage Science, vol 66, no. 1, pp. 138-151. DOI: 10.1111/j.1365-2494.2010.00772.x
Corton, J, Fraser, MD & Donnison, IS 2011, 'The management of upland areas for biodiversity and bioenergy' Plant Micro Wales Conference, Bangor University, 2011 - 2011, .
Dennis, P (ed.), Herzog, F (ed.), Jeanneret, P (ed.), Arndorfer, M, Bogers, M, Bunce, RGH, Bailey, D, -P, CJ, Choisis, N, Cuming, D, Ehrmann, O, Fjellstad, W, Franck, T, Fraser, MD, Friedel, J, Geijzendorffer, I, Gomiero, T, Jongman, R, Kainz, M, Kölliker, R, Last, L, Lüscher, G, Moreno, G, Nicholas, P, Paoletti, MG, Papaja-Hülsbergen, S, Pelosi, C, Pointereau, P, Sarthou, J-P, Schneider, M, Siebrecht, N, Targetti, S, Viaggi, D, Wilkes, J & Wolfrum, S 2010, BIOBIO: Indicators for biodiversity in organic and low-input farming systems. Work Package 2. Selection and field validation of candidate biodiversity indicators, including field manual. University of Natural Resources and Life Sciences, Vienna.
Moorby, JM, Fraser, MD, Parveen, I, Lee, MRF & Wold, J-P 2010, 'Comparison of 2 high-throughput spectral techniques to predict differences in diet composition of grazing sheep and cattle' Journal of Animal Science, vol 88, no. 5, pp. 1905-1913. DOI: 10.2527/jas.2009-1944
Parveen, I, Moorby, JM, Fraser, MD, Erban, A & Kopka, J 2010, 'Relationship between grazing lamb growth rate and blood plasma analytes as profiled by gas chromatography with time-of-flight mass spectrometry (GC-TOF/MS)' Journal of Agricultural and Food Chemistry, vol 58, no. 2, pp. 913-917. DOI: 10.1021/jf902116m
Corton, J, Fraser, MD, Donnison, IS & Bridgewater, AV 2010, 'The management of upland grassland for biodiversity & bioenergy' Proceedings Bioten Conference, Holiday Inn, 2010 - 2010, pp. 21.
Fraser, MD 2010, Biodiversity and other beneficial environmental impacts of organic conversion in hills and uplands. DEFRA Final Report OF0380, Department for Environment, Food and Rural Affairs.
Dennis, P (ed.), Arndorfer, M, Balázs, K, Bailey, D, Boller, B, Bunce, RGH, Centeri, CS, Corporaal, A, Cuming, D, Deconchat, M, Dramstad, W, Elyakime, B, Falusi, E, Fjellstad, W, Fraser, MD, Freyer, B & Friedel, JK 2009, BIOBIO Indicators for biodiversity in organic and low-input farming systems. Work Package 2. Conceptual foundations, indicator selection, sampling protocols and evaluation. Prifysgol Aberystwyth | Aberystwyth University.
Fraser, MD, Davies, DA, Vale, JE, Nute, GR, Hallett, KG, Richardson, RI & Wright, IA 2009, 'Performance and meat quality of native and continental cross steers grazing improved upland pasture or semi-natural rough grazing' Livestock Science, vol 123, no. 1, pp. 70-82. DOI: 10.1016/j.livsci.2008.10.008
Fraser, ME 2009, Biodiversity and other beneficial environmental impacts of organic conversion in hills and uplands. DEFRA Annual Report OF0380 2007/2008, Department for Environment, Food and Rural Affairs.
Fraser, MD, Theobald, VJ, Davies, DR & Moorby, JM 2009, 'Impact of diet selected by cattle and sheep grazing heathland communities on nutrient supply and faecal micro-flora activity' Agriculture, Ecosystems and Environment, vol 129, no. 4, pp. 367-377. DOI: 10.1016/j.agee.2008.10.011
Fraser, MD, Theobald, VJ, Griffiths, JB, Morris, SM & Moorby, JM 2009, 'Comparative diet selection by cattle and sheep grazing two contrasting heathland communities' Agriculture, Ecosystems and Environment, vol 129, no. 1-3, pp. 182-192. DOI: 10.1016/j.agee.2008.08.013
Fraser, MD 2009, A comparison of mainstream and at risk cattle breeds for the management of the hills and uplands. DEFRA Final Report 3408, Department for Environment, Food and Rural Affairs.
Fraser, MD 2009, 'A testing time for fertiliser in the uplands', pp. p6, Gwlad, 83 April.
Lee, MRF, Theobald, VJ, Wold, JP, Veberg, A, Lundy, F & Fraser, MD 2009, 'Front face fluorescence spectroscopy as a rapid non-invasive tool for determining diet composition in free-ranging ruminants' pp. p119.
Marley, CL, Fychan, AR, Fraser, MD, Sanderson, R & Jones, R 2009, 'The effect of feeding ensiled alternative forages compared with ensiled ryegrass on excreta losses from growing lambs' 2009 British Society of Animal Science Annual Conference, Southport, United Kingdom of Great Britain and Northern Ireland, 2009 - 2009, pp. 162.
Yu, Y-W, Fraser, MD & Evans, JG 2009, 'Effects on sward composition and sheep performance of long-term withdrawl of fertiliser inputs to upland pasture'.
Yu, Y-W, Fraser, MD & Evans, JG 2009, 'Effect of long-term extensification of upland pasture on thistle (Cirsium spp.) populations' 9th British Grassland Society Research Conference, Harper Adams University College, 2009 - 2009, .
Fraser, MD & Davies, DA 2009, Optimal grazing management systems for sheep and beef cattle in the hills and uplands. Department for Environment, Food and Rural Affairs.
Fraser, MD 2008, 'Managing change in the uplands', pp. 9-12, IBERS Knowledge-based Innovations, 1 01 July.
Parveen, I, Moorby, JM, Hirst, WM, Morris, SM & Fraser, MD 2008, 'Profiling of plasma and faeces by FT-IR to differentiate between heathland plant diets offered to zero-grazed sheep' Animal Feed Science and Technology, vol 144, no. 1-2, pp. 65-81. DOI: 10.1016/j.anifeedsci.2007.10.002
Fraser, MD & McCalman, HM 2008, 'Does organic conversion improve biodiversity?', pp. 15, Gwlad, 71 01 March.
Fraser, MD 2008, Beef suckler systems for the management of the hills and uplands. DEFRA Annual Report LS3407 2007/2008, Department for Environment, Food and Rural Affairs.
Fraser, M & García, RR 2017, 'Mixed-species grazing management to improve sustainability and biodiversity' Scientific and Technical Review, vol 37.
Fraser, M, Davies, JRT, Rowlands, GE & Chang, X 2017, 'Incorporating daffodil-derived galanthamine production into upland grassland systems' Paper presented at 19th EGF Symposium 2017, Sardinia, Italy, 2017 - 2017, pp. 488-490.
Corton, J, Donnison, I, Wachendorf, M & Fraser, M 2017, 'Maintaining upland floristic diversity whilst cutting for biomass production: the impact of the seed bank' Paper presented at 19th EGF Symposium 2017, Sardinia, Italy, 2017 - 2017, pp. 542-544.
Fraser, M, Davies, JRT & Chang, X 2016, 'New gold in them thar hills: testing a novel supply route for plant-derived galanthamine' Journal of Alzheimer’s Disease , vol 55, no. 4, pp. 1321-1325. DOI: 10.3233/JAD-160791
Corton, J, Donnison, I, Patel, M, Bühle, L, Hodgson, E, Wachendorf, M, Bridgwater, A, Allison, G & Fraser, M 2016, 'Expanding the biomass resource: Sustainable oil production via fast pyrolysis of low input high diversity biomass and the potential integration of thermochemical and biological conversion routes' Applied Energy, vol 177, pp. 852-862. DOI: 10.1016/j.apenergy.2016.05.088
Lüscher, G, Ammari, Y, Andriets, A, Angelova, S, Arndorfer, M, Bailey, D, Balázs, K, Bogers, M, Bunce, RGH, Choisis, J, Dennis, P, Díaz, M, Dyman, T, Eiter, S, Fjellstad, W, Fraser, M, Friedel, JK, Garchi, S, Geijzendorffer, IR, Gomiero, T, González-bornay, G, Guteva, Y, Herzog, F, Jeanneret, P, Jongman, RHG, Kainz, M, Kwikiriza, N, López Díaz, ML, Moreno, G, Nicholas-Davies, P, Nkwiine, C, Opio, J, Paoletti, MG, Podmaniczky, L, Pointereau, P, Pulido, F, Sarthou, J, Schneider, MK, Sghaier, T, Siebrecht, N, Stoyanova, S, Wolfrum, S, Yashchenko, S, Albrecht, H, Báldi, A, Belényesi, M, Benhadi-marin, J, Blick, T, Buholzer, S, Centeri, C, Choisis, N, Cuendet, G, De Lange, HJ, Déjean, S, Deltshev, C, Díaz Cosín, DJ, Dramstad, W, Elek, Z, Engan, G, Evtushenko, K, Falusi, E, Finch, O, Frank, T, Gavinelli, F, Genoud, D, Gillingham, PK, Grónás, V, Gutiérrez, M, Häusler, W, Heer, X, Hübner, T, Isaia, M, Jerkovich, G, Jesus, JB, Kakudidi, E, Kelemen, E, Koncz, N, Kovacs, E, Kovács-hostyánszki, A, Last, L, Ljubomirov, T, Mandery, K, Mayr, J, Mjelde, A, Muster, C, Nascimbene, J, Neumayer, J, Ødegaard, F, Ortiz Sánchez, FJ, Oschatz, M, Papaja-hülsbergen, S, Paschetta, M, Pavett, M, Pelosi, C, Penksza, K, Pommeresche, R, Popov, V, Radchenko, V, Richner, N, Riedel, S, Scullion, J, Sommaggio, D, Szalkovszki, O, Szerencsits, E, Trigo, D, Vale, J, Van Kats, R, Vasilev, A, Whittington, AE, Wilkes-allemann, J & Zanetti, T 2016, 'Farmland biodiversity and agricultural management on 237 farms in 13 European and two African regions' Ecology, vol 97, no. 6, pp. 1625. DOI: 10.1890/15-1985.1
Donnison, I & Fraser, M 2016, 'Diversification and use of bioenergy to maintain future grasslands' Food and Energy Security, vol 5, no. 2, pp. 67-75. DOI: 10.1002/fes3.75
McCalmont, J, Davies, J, Clifton-Brown, J, Holder, AJ & Fraser, M 2016, 'Miscanthus as a bedding source: A Welsh case study' SRUC and SEPA Biennial Conference - Agriculture and the Environment XI What future for our farming systems?: Environmental challenges and integrated solutions, Edinburgh, United Kingdom of Great Britain and Northern Ireland, 2016 - 2016, .
Fraser, M, Vale, J & Evans, DM 2016, 'The benefits of cattle in upland grazing systems' SRUC and SEPA Biennial Conference - Agriculture and the Environment XI What future for our farming systems?: Environmental challenges and integrated solutions, Edinburgh, United Kingdom of Great Britain and Northern Ireland, 2016 - 2016, .
Moorby, JM, Fleming, HR, Theobald, VJ & Fraser, MD 2015, 'Can live weight be used as a proxy for enteric methane emissions from pasture-fed sheep?' Scientific Reports, vol 5, 17915 , pp. 1-9. DOI: 10.1038/srep17915
Corton, J, Fraser, M & Davies, A 2015, Biochar production from Molinia Caerulea. in British Grassland Society Twelfth Research Conference. British Grassland Society, pp. 121-122, 12th British Grassland Society Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2015.
Fraser, M, Fleming, HR, Theobald, V & Moorby, J 2015, 'Effect of breed and pasture type on methane emissions from weaned lambs offered fresh forage' Journal of Agricultural Science, vol 153, no. 6, pp. 1128-1134. DOI: 10.1017/S0021859615000544
Corton, J, Toop, T, Walker, J, Donnison, IS & Fraser, MD 2014, 'Press fluid pre-treatment optimisation of the integrated generation of solid fuel and biogas from biomass (IFBB) process approach.' Bioresource Technology, vol 169, pp. 537-542. DOI: 10.1016/j.biortech.2014.07.040
Fraser, MD, Fleming, HR & Moorby, JM 2014, 'Traditional vs modern: role of breed type in determining enteric methane emissions from cattle grazing as part of contrasting grassland-based systems' PLoS One, vol 9, no. 9, e107861. DOI: 10.1371/journal.pone.0107861
Hopkins, A, Collins, R, Fraser, M, King, VR, Lloyd, D, Moorby, J & Robson, P (eds) 2014, EGF at 50: The Future of European Grasslands: Proceedings of the 25th General Meeting of the European Grassland Federation. Aberystwyth, Wales 7-11 September 2014. vol. 19, Prifysgol Aberystwyth | Aberystwyth University.
Fraser, MD, Moorby, JM, Vale, JE & Evans, DM 2014, 'Mixed grazing systems benefit both upland biodiversity and livestock production' PLoS One, vol 9, no. 2, e89054. DOI: 10.1371/journal.pone.0089054
Schneider, M, Luscher, G, Jeanneret, P, Arndorfer, M, Ammari, Y, Bailey, D, Balázs, K, Báldi, A, Choisis, J-P, Dennis, P, Eiter, S, Fjellstad, W, Fraser, MD, Frank, T, Friedel, JK, Garchi, S, Jerkovich, G, Gomiero, T, Hector, A, Jongman, RGH, Kakudidi, E, Kainz, M, Kovács-Hostyánszki, A, Moreno, G, Nkwiine, C, Opio, J, Oschatz, M-L, Paoletti, M, Pointereau, P, Sarthou, J-P, Siebrecht, N, Sommaggio, D, Turnbull, LA, Wolfrum, S & Herzog, F 2014, 'Gains to species diversity in organically farmed fields are not propagated at the farm level' Nature Communications, vol 5, 4151. DOI: 10.1038/ncomms5151
Fraser, MD, Fleming, HR, Theobald, V & Moorby, JM 2014, 'Effect of breed type and pasture type on methane emissions from weaned lambs offered fresh grasses' ADSA-ASAS-CSAS Joint Annual Meeting 2014, Kansas City, United States of America, 2014 - 2014, .
Pavlu, V, Pavlu, L & Fraser, MD 2014, 'Long-term effects of extensification regimes on soil and botanical characteristics of improved upland grasslands.' 25th EGF Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2014 - 2014, pp. 251-253.
Rosa Garcia, R & Fraser, MD 2014, 'Fauna-flora relationships within improved upland grasslands managed under alternative extensification regimes.' 25th EGF Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2014 - 2014, pp. 261-263.
Moorby, JM, Fraser, MD, Theobald, VJ, Wood, JD & Haresign, W 2004, 'The effect of red clover formononetin content on live weight gain, carcass characteristics and muscle equol content of finishing lambs' Animal Science, vol 79, no. 2, pp. 303-313.
Speijers, MHM, Fraser, MD, Theobald, VJ & Haresign, W 2004, 'The effects of grazing forage legumes on the performance of finishing lambs' Journal of Agricultural Science, vol 142, no. 4, pp. 483-493. DOI: 10.1017/S0021859604004496
Fraser, MD, Fychan, AR & Jones, R 2004, 'Evaluation of methods for storing small quantities of experimental silage' Small Ruminant Research, vol 54, no. 1-2, pp. 141-146. DOI: 10.1016/j.smallrumres.2003.11.003
Davies, DR, Fraser, MD, Theobald, VJ & Brooks, AE 2004, Characterising the fermentation capabilities of gut microbial populations from cattle and sheep grazing heathland forage using gas production. in 4th Joint INRA/Rowett Symposium on Gut Microbiology. Reproduction Nutrition Development, pp. S72.
Marley, CL, Winters, AL, Fraser, MD, Fychan, AR & Jones, R 2003, 'The effect of sowing ratio and stage of maturity at harvest on yield, persistency and chemical composition of fresh and ensiled red clover/lucerne bi-crops' Grass and Forage Science, vol 58, no. 4, pp. 397-406. DOI: 10.1111/j.1365-2494.2003.00392.x
Fraser, MD, Haresign, W, Speijers, MHM, Theobald, VJ, Roberts, JE & Fychan, AR 2003, 'Ensiled legumes as a feed for store lambs' pp. 9.
Fraser, MD, Vale, JE & Marley, CL 2003, 'Effects on sward composition and subsequent nutritive value of summer grazing of Molinia dominant SNRG' pp. 23-24.
Fraser, MD, Fychan, AR, Theobald, VJ & Jones, R 2003, 'Effect on meat quality of finishing lambs on red clover and lucerne' Paper presented at 7th British Grassland Society Research Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2003 - 2003, pp. 61-62.
Marley, CL, Rees, EM, Fraser, MD, Vale, JE & Forbes, AB 2003, 'Effect of mixed or sequential grazing of cattle and sheep on gastro-intestinal parasites in weaned lambs' Paper presented at 7th British Grassland Society Research Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2003 - 2003, pp. 99-100.
Fraser, MD, Marley, CL & Vale, JE 2003, 'Effect of red clover silage:grass silage ratio on the performance of beef steers' Paper presented at 7th British Grassland Society Research Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2003 - 2003, pp. 1-3.
Marley, CL, Fraser, MD, Fychan, AR, Theobald, VJ & Jones, R 2003, 'The effect of legume forages on helminth parasites in grazing lambs' Paper presented at 7th British Grassland Society Research Conference, Aberystwyth, United Kingdom of Great Britain and Northern Ireland, 2003 - 2003, pp. 43-44.
Salawu, MB, Adesogan, AT, Fraser, MD, Fychan, AR & Jones, R 2002, 'Assessment of the nutritive value of whole crop peas and intercropped pea-wheat bi-crop forages harvested at different maturity stages for ruminants' Animal Feed Science and Technology, vol 96, pp. 43-53. DOI: 10.1016/S0377-8401(01)00329-7
Fraser, MD, Fychan, AR & Jones, R 2002, 'Evaluation of methods for storing small quantities of experimental silage' Paper presented at XIII International Silage Conference, Auchincruive, United Kingdom of Great Britain and Northern Ireland, 2002 - 2002, pp. 402-403.
Fychan, AR, Fraser, MD & Jones, R 2002, 'Effect of ensiling method on the quality of red clover and lucerne silage' Paper presented at XIII International Silage Conference, Auchincruive, United Kingdom of Great Britain and Northern Ireland, 2002 - 2002, pp. 11-13.
Fraser, MD, Winters, AL, Fychan, AR, Davies, DR & Jones, R 2001, 'The effect of harvest date and inoculation on the yield, fermentation characteristics and feeding value of kale silage' Grass and Forage Science, vol 56, no. 2, pp. 151-161. DOI: 10.1046/j.1365-2494.2001.00262.x
Fraser, MD, Fychan, AR & Jones, R 2001, 'The effect of harvest date and inoculation on the yield, fermentation characteristics and feeding value of forage pea and field bean silages' Grass and Forage Science, pp. 218-230. DOI: 10.1046/j.1365-2494.2001.00268.x
Davies, DR, Fraser, MD, Theobald, VJ & Bakewell, EL 2001, Characterising the fermentation capabilities of gut microbial populations from different breeds of cattle and sheep grazing heathland. in JA Milne (ed.), Grassland-based Systems in Marginal Environments. Wageningen Academic Publishers, pp. 157, International Grassland Congress XX Satellite Workshop, Glasgow, United Kingdom of Great Britain and Northern Ireland, 2005.
Fraser, M, Fychan, A & Jones, R 2000, 'Voluntary intake, digestibility and nitrogen utilization by sheep fed ensiled forage legumes' Grass and Forage Science, vol 55, no. 3, pp. 271-279. DOI: 10.1046/j.1365-2494.2000.00225.x
Jones, R, Theodorou, MK, Merry, RJ, Adesogan, AT, Davies, DR, Dewhurst, RJ, Fraser, M, Fychan, A, Nash, RJ, Kingston-Smith, A, Salawa, MB, Winters, A, Theobald, V, Roberts, JE, Evans, ST, Davies, RJT, Leemans, D, Bakewell, EL, Lloyd, JD & Bollard, AL 2000, Conservation of alternative forage crops. Final report to the Milk Development Council (MDC) - June 2000, Milk Development Council.
Fraser, M 1999, 'A comparison of the diet composition of guanacos (Lama guanicoe) and sheep when grazing swards with different clover : grass ratios' Small Ruminant Research, vol 32, no. 3, pp. 231-241. DOI: 10.1016/S0921-4488(98)00192-8
Fraser, MD 2008, A comparison of mainstream and at risk cattle breeds for the management of the hills and uplands. DEFRA Annual Report 2007/2008 LS3408, Department for Environment, Food and Rural Affairs.
Fraser, MD, Evans, JG, Davies, DWR & Vale, JE 2008, Effect of sward type and management on butterfly numbers in the uplands. in Shaping a Vision for the Uplands. 85 edn, Association of Applied Biologists, pp. 15-18, Shaping a Vision for the Uplands, Conference 21, 2008.
Fraser, MD, Theobald, VJ, Morris, SM & Moorby, JM 2008, Diet selection and herbage intake by cattle and sheep grazing two contrasting heathland communities. in A Hopkins (ed.), Proceedings of the 22nd General meeting of the European Grassland Federation, 'Biodiversity and animal feed - future challenges for grassland production', Uppsala, Sweden, 9-12 June, 2008. European Grassland Federation, pp. 105-107, 22nd General meeting of the European Grassland Federation, 'Biodiversity and animal feed - future challenges for grassland production', Uppsala, Sweden, 2008.
Fraser, MD, Vale, JE & Evans, JG 2008, Performance of limousin cross and belted galloway suckler cows and calves when grazing improved and semi-improved pasture. in Biodiversity and animal feed: future challenges for grassland production. Grassland Science in Europe, vol. 13, European Grassland Federation, pp. 108-110, 22nd General meeting of the European Grassland Federation, 'Biodiversity and animal feed - future challenges for grassland production', Uppsala, Sweden, 2008.
Vale, JE & Fraser, MD 2008, 'The tools of the trade - different types and breeds of stock and what they can deliver by grazing' Presentation at "Grazing for Wildlife in Wales", a PONT/CCW/NATUR/WAG funded course for land managers, United Kingdom of Great Britain and Northern Ireland, 2008 - 2008, .
Fraser, MD, Davies, DA, Wright, IA, Vale, JE, Nute, GR, Hallett, KG & Richardson, RI 2007, 'Effect on upland beef production of incorporating winter feeding of red clover silage or summer grazing of Molinia-dominated semi-natural pastures' Grass and Forage Science, vol 62, no. 3, pp. 284-300. DOI: 10.1111/j.1365-2494.2007.00581.x
Marley, CL, Fraser, MD, Fisher, WJ, Forbes, AB, Jones, R, Moorby, JM, MacRae, JC & Theodorou, MK 2007, 'Effects of continuous or rotational grazing of two perennial ryegrass varieties on the chemical composition of the herbage and the performance of finishing lambs' Grass and Forage Science, vol 62, no. 3, pp. 255-264. DOI: 10.1111/j.1365-2494.2007.00582.x
Fraser, MD, Davies, DA, Vale, JE, Hirst, WM & Wright, IA 2007, 'Effects on animal performance and sward composition of mixed and sequential grazing of permanent pasture by cattle and sheep' Livestock Science, pp. 251-266. DOI: 10.1016/j.livsci.2006.11.006
Marley, CL, Fychan, R, Fraser, MD, Sanderson, R & Jones, R 2007, 'Effects of feeding different ensiled forages on the productivity and nutrient-use efficiency of finishing lambs' Grass and Forage Science, vol 62, no. 1, pp. 1-12. DOI: 10.1111/j.1365-2494.2007.00556.x
Parveen, I, Moorby, J, Fraser, M, Allison, G & Kopka, J 2007, 'Application of gas chromatography-mass spectrometry metabolite profiling techniques to the analysis of heathland plant diets of sheep' Journal of Agricultural and Food Chemistry, vol 55, no. 4, pp. 1129-1138. DOI: 10.1021/jf062995w
Vale, JE & Fraser, MD 2007, 'Effect of sward type and management on diversity of upland birds' Paper presented at BGS/BES/BSAS Conference, University of Keele, Staffordshire, United Kingdom of Great Britain and Northern Ireland, 2007 - 2007, pp. 333-336.
Fychan, R, Marley, CL, Fraser, MD, Theobald, VJ, Jones, R, Hopkins, JJ (ed.), Duncan, AJ (ed.), McCracken, DI (ed.), Peel, S (ed.) & Tallowin, JRB (ed.) 2007, The effects of feeding different ensiled forages on the minerals excreted from growing lambs - implications for farm nutrient budgets. in High Value Grassland: providing biodiversity, a clean environment and premium products. British Grassland Society, pp. 217-220, High Value Grasslands: providing biodiversity, a clean environment and premium products'. A joint BGS/BSAS/BES Conference, University of Keele, Staffordshire, United Kingdom of Great Britain and Northern Ireland, 2007.
Moorby, JM, Fraser, MD, Theobald, VJ & Morris, SM 2007, Differentiation of fecal alkane and fatty alcohol markers of diet composition of cattle and sheep grazing complex moorland sward. in ADSA/PSA/AMPA/ASAS Joint Annual Meeting. Poultry Science, pp. 8-12, ADSA/PSA/AMPA/ASAS Joint Annual Meeting, San Antonio, United States of America, 2007.
Fychan, R, Marley, CL, Fraser, MD, Theobald, V & Jones, R 2007, The effects of feeding different ensiled forages on the minerals excreted from growing lambs - implications for farm nutrient budgets. in JJ Hopkins, AJ Duncan, DI McCracken, S Peel & JRB Tallowin (eds), High value grassland: providing biodiversity, a clean environment and premium products: Proceedings of the BGS/BES/BSAS Conference. vol. 38, British Grassland Society Occasional Symposium, no. 38, British Grassland Society, pp. 217-220.
Rinne, M, Olt, A, Nousiainen, J, Seppälä, A, Tuori, M, Paul, C, Fraser, MD & Huhtanen, P 2006, 'Prediction of legume silage digestibility from various laboratory methods' Grass and Forage Science, vol 61, no. 4, pp. 354-362. DOI: 10.1111/j.1365-2494.2006.00542.x
Marley, CL, Fraser, MD, Davies, DA, Rees, ME, Vale, JE & Forbes, AB 2006, 'The effect of mixed and sequential grazing of cattle and sheep on the faecal egg counts and growth rates of weaned lambs when treated with anthelmintics' Veterinary Parasitology, vol 142, no. 1-2, pp. 134-141. DOI: 10.1016/j.vetpar.2006.06.030
Fraser, MD, Theobald, VJ & Moorby, JM 2006, 'Determining diet composition on complex swards using n-alkanes and long-chain fatty alcohols' Ecological Applications, vol 16, no. 5, pp. 1901-1910. DOI: 10.1890/1051-0761(2006)016[1901:DDCOCS]2.0.CO;2
Fraser, MD, Theobald, VJ, Vale, JE & Evans, JG 2006, 'Effects on animal performance of summer grazing of Molinia-dominant semi-natural rough grazing' International Journal of Biodiversity Science and Management, vol 2, no. 3, pp. 247-248. DOI: 10.1080/17451590609618136
Marley, CL, Fraser, MD, Roberts, JE, Fychan, AR & Jones, R 2006, 'Effects of legume forages on ovine gastrointestinal parasite development, migration and survival.' Veterinary Parasitology, vol 138, no. 3-4, pp. 308-317. DOI: 10.1016/j.vetpar.2006.02.001
Fraser, MD, Theobald, VJ, Evans, JG & Vale, JE 2006, 'Effects on animal performance of summer grazing of Molinia-dominant semi-natural rough grazing' Paper presented at 8th British Grassland Society Research Conference, Cirencester, United Kingdom of Great Britain and Northern Ireland, 2006 - 2006, pp. 45-46.
Fraser, M & Baker, DH 1998, 'A comparison of voluntary intake and in vivo digestion in guanacos (Lama guanicoe) and sheep given fresh grass' Animal Science, vol 67, no. 3, pp. 567-572. DOI: 10.1017/S1357729800033002
Fraser, M 1998, 'Diet composition of guanacos (Lama guanicoe) and sheep (Ovis aries) grazing in grassland communities typical of UK uplands' Small Ruminant Research, vol 29, no. 2, pp. 201-212. DOI: 10.1016/S0921-4488(97)00133-8
Fraser, M & Moorby, J 1998, 'Plasma biochemical values in the guanaco (Lama gaunicoe) and a comparison with the sheep' Animal Science, vol 66, no. 1, pp. 209-216. DOI: 10.1017/S1357729800008973
Fraser, M & Gordon, IJ 1997, 'The diet of goats, red deer and South American camelids feeding on three contrasting Scottish upland vegetation communities' Journal of Applied Ecology, vol 34, no. 3, pp. 668-686.
Fraser, M & Gordon, IJ 1997, 'Organic matter intake, diet digestibility and feeding behaviour of goats, red deer and South American camelids feeding on three contrasting Scottish vegetation communities' Journal of Applied Ecology, vol 34, no. 3, pp. 687-698. DOI: 10.2307/2404916
Goddard, PJ & Fraser, M 1994, 'Esophageal fistulation in the guanaco' Small Ruminant Research, vol 13, no. 3, pp. 287-292. DOI: 10.1016/0921-4488(94)90077-9