bridio detholus

== Welsh == === Etymology === Calque of English selective breeding. === Noun === bridio detholus m (uncountable) selective breeding Synonym: detholiad artiffisial (literally “artificial selection”) === Mutation === === Further reading === Griffiths, Bruce; Glyn Jones, Dafydd (1995), “selective”, in Geiriadur yr Academi: The Welsh Academy English–Welsh Dictionary‎[1], Cardiff: University of Wales Press, →ISBN R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “bridio detholus”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies