These are the lastest tutorials for adegenet:

• basics: data handling, basic population genetics, multivariate analysis, IBD, Monmonier
• dapc: introduction to the Discriminant Analysis of Principal Components
• spca: introduction to the spatial Principal Component Analysis
• genomics: introduction to the genlight class for large SNP dataset, DAPC, large SNP data simulations
• strata: introduction to the use of hierarchical clusters with genind and genlight objects.
• snapclust: introduction to snapclust, a fast maximum-likelihood genetic clustering method.