Fading with light and greying with age in the fleece of black Australian Polwarth sheep J. J. LAUVERGNE, Melinda J. BURRILL, C. H.S. DOLLING and Wendy S. DENNISGenet. Sel. Evol., 13 2 (1981) 93-110DOI: https://doi.org/10.1051/gse:19810202