Mr Ianto Thomas

Mr Ianto Thomas

Research Scientist

Contact Details




Blackmore, T., Thomas, I., McMahon, R., Powell, W., Hegarty, M. 2015. Genetic-geographic correlation revealed across a broad European ecotypic sample of perennial ryegrass (Lolium perenne) using array-based SNP genotyping. Theoretical and Applied Genetics 128 (10) pp. 1917-1932. Cadair


Ougham, H.J., Thomas, I.D. 2014. Germplasm databases and informatics. In M. Jackson., B. V. Ford-Lloyd., M. L. Parry. (eds) Plant Genetic Resources and Climate Change. CABI Climate Change Series CABI Publishing pp. 151-165. Cadair


Harper, J.A., Gasior, D., King, J., King, I.P., Thomas, I.D., Humphreys, M.W. 2010. A study of the naturally occurring xFestulolium hybrid - xFestulolium loliaceum and its progeny. 1st Festulolium working group workshop. Cadair


Hinton-Jones, M., Thomas, I.D., Marshall, A.H., Dhanoa, M.S., Marum, P., Sevcikova, M., Sramek, P., de Sousa, M.M.T., Nielson, N.C.H. 2009. Improving germ-plasm regeneration methods for perennial European forage species. 19th EUCARPIA Conference, Genetic Resources Section. Cadair


Skot, L., Thorogood, D., Armstead, I.P., Humphreys, J., Sanderson, R., Thomas, I.D., Gallagher, J.A., Turner, L.B., Humphreys, M.W., Humphreys, M.O. 2008. Association and introgression mapping of quantitative traits in Lolium perenne: flowering time, forage quality and abiotic stress tolerance. Plant and Animal Genomics Conference XVI. Cadair


Skøt, L., Humphreys, J., Humphreys, M.O., Thorogood, D., Gallagher, J.A., Sanderson, R., Armstead, I.P., Thomas, I.D. 2007. Association of candidate genes with flowering time and water-soluble carbohydrate content in Lolium perenne (L.). Genetics 177 (1) pp. 535-547.

Hinton Jones, M.E., Marshall, A.H., Thomas, I.D., Humphreys, M.O., Marum, P., Ševčíková, M., Šrámek, P., de Sousa, M.M.T., Nielsen, N.C., Dhanoa, M.S. 2007. Environmental effects on seed yield and costs of temperate forages during regeneration. European Journal of Agronomy 26 (3) pp. 235-248.


Skøt, L., Humphreys, M.O., Armstead, I.P., Heywood, S., Skøt, K.P., Sanderson, R., Thomas, I.D., Chorlton, K.H., Sackville Hamilton, N.R. 2005. An association mapping approach to identify flowering time genes in natural populations of Lolium perenne (L.). Molecular Breeding 15 (3) pp. 233-245.

Thomas, I.D., Ougham, H.J., Roberts, L.A., Peltier, D.Humphreys, M.O. 2005. Databases for managing genetic resources collections and mapping populations of forage and related species.


Harper, J.A., Thomas, I.D., Lovatt, J.A., Thomas, H.M. 2004. Physical mapping of rDNA sites in possible diploid progenitors of polyploid Festuca species. Plant Systematics and Evolution 245 (3-4) pp. 3-4.

Thomas, I.D., Skøt, L., Sanderson, R., Chorlton, K.H., Armstead, I.P., Humphreys, M.O., Heywood, S., Sackville Hamilton, N.R. 2004. The application of genecology to the discovery of associations between phenotype and molecular markers in natural populations of perennial ryegrass. International Lolium Genome Initiative. Plant and Animal Genome XII Conference.

Sanderson, R., Thomas, I.D., Skøt, K.P., Skøt, L., Gallagher, J., Heywood, S., Armstead, I.P., Humphreys, M.O.Vollmann, J., Grausgruber, H., Ruckenbauer, P. 2004. Genetic variation in natural populations of perennial ryegrass in relation to flowering time and soluble carbohydrates. Proceedings of the 17th Eucarpia General Congress, Tulln, Austria, 6-11 September 2004. 17th Eucarpia General Congress. pp. 6-11.


Sackville Hamilton, N.R., Hinton-Jones, M., Chorlton, K.H., Thomas, I.D. 2003. Vegetative collection of forage grasses and legumes, and method of regeneration for seed.

Marshall, A.H., Hinton-Jones, M., van Treuren, R., Thomas, I.D., Sevcikova, M., Chorlton, K.H., Humphreys, M.O., Marum, P., Nielsen, N.C., de Sousa, M.M.T. 2003. ICONFORS: Improving germplasm conservation methods for perennial European forage species. Proceedings 25th EUCARPIA Fodder Crops and Amenity Grasses Section Meeting.

Skøt, L., Armstead, I.P., Chorlton, K.H., Mizen, S., Dhanoa, M.S., Thomas, I.D., Sackville Hamilton, N.R., Humphreys, M.O. 2003. Association mapping of molecular markers for flowering time using natural populations of Lolium perenne. Proceedings of the 7th British Grassland Society (BGS) Research Conference, Aberystwyth, 1-3 September 2003. 7th British Grassland Society Research Conference. pp. 75-76.

Hinton Jones, M.E., Chorlton, K.H., Thomas, I.D., Marshall, A.H., Humphreys, M.O. 2003. Quantifying the risks of pollen contamination during regeneration of genetic resources of forage legumes. Czech Journal of Genetics and Plant Breeding 39 (Special Issue) pp. 209-211.


Sackville Hamilton, N.R., Skøt, L., Chorlton, K.H., Thomas, I.D., Mizen, S. 2002. Molecular genecology of temperature response in Lolium perenne: 1. preliminary analysis to reduce false positives. Molecular Ecology 11 (9) pp. 1855-1863.

Skøt, L., Sackville Hamilton, N.R., Mizen, S., Chorlton, K.H., Thomas, I.D. 2002. Molecular genecology of temperature response in Lolium perenne: 2. association of AFLP markers with ecogeography. Molecular Ecology 11 (9) pp. 1865-1876.


Humphreys, J., Skøt, L., Humphreys, M.O., Thomas, I.D., Gallagher, J., Armstead, I.P.Humphreys, M.O. 2001. Approaches for associating molecular polymorphisms with phenotypic traits based on linkage disequilibrium in natural populations of Lolium perenne. In M. O. Humphreys. (ed) Molecular Breeding for the Genetic Improvement of Forage Crops and Turf. The 4th international symposium on the molecular breeding of forage and turf, a satellite workshop of the XXth International Grassland Congress. Wageningen Academic Publishers pp. 978-90.


Thomas, H.M., Harper, J.A., Meredith, M.R., Morgan, W.G., Thomas, I., Timms-Taravella, E., King, I. 1996. Comparison of ribosomal DNA sites inLolium species by fluorescencein situ hybridization. Chromosome Research 4 (7) pp. 486-490. Cadair

Thomas, H., Dalton, S., Evans, C., Chorlton, K.H., Thomas, I. 1996. Evaluating drought resistance in germplasm of meadow fescue. Euphytica 92 (3) pp. 401-411. Cadair

Thomas, H.M., Harper, J.A., Meredith, M.R., Morgan, W.G., Thomas, I.D., Timms-Taravella, E., King, I.P. 1996. Comparison of ribosomal DNA sites in Lolium species by flouorescence in situ hybridization. Chromosome Research 4 pp. 486-490. Cadair


Dalton, S., Thomas, I. 1992. A statistical comparison of various factors on embryogenic proliferation, morphogenesis and regeneration in Lolium temulentum cell suspension colonies. Plant Cell, Tissue and Organ Culture 30 (1) pp. 15-29. Cadair