Understanding Merle for Breeders

I wrote this downloadable article especially to help breeders understand the genetics of Merle.
This 7 page consenced article covers -

• History of the Merle Mutation
• Documented Historically Merle Breeds/Historically Non-Merle Breeds
• Breed ID Testing
• History of Merle Testing
• The "langevin et al" Scale of Merle
• Mosaicism
• Defining Mc - Cryptic Merle    200 - 230 bp
• "Homozygous Merle" vs "Double Merle"
• Safe and Risky Merle Allele Combinations
• Hidden/Masked Merle
• "Hidden" vs "Non-Expressing"
• Breeding Merle x Piebald