Fig. 1

Sankey diagram capturing the relationship between wheat varieties reported by farmers (left) and wheat varieties determined using DNA fingerprinting (right). The colored bars indicate the percentage of total varieties observed by the farmers’ survey (24 varieties and the group ‘Local’ on the left) and by DNA fingerprinting (19 varieties and the group ‘Unknown’ on the right). The gray lines describe the individual genotypes and the relationship between the two methods