Auto Meta Description and Meta Keyword, Robot Meta Tag (index follow for home, single post, tag, and category – noindex follow for others – Base on Google webmaster guidelines)
With this plugin you could reduce duplicate meta description from google indexing on page link or others. Just try it and you can monitor at google webmaster tool and you can see this how this plugin’s work. Auto-meta-header check Auto Meta Header WP Plugin About Download
Rev: Auto Meta Header plugin automatically add meta keywords and description on your WordPress blog, Also Friendly Search Engine Robot Meta Tag. The title of Frontpage/single post/tag/category/else page set as the main keyword for each of it. Recommended to adding some target keyword and description for Frontpage/single post/tag/category/else page by Customize Auto Meta Header Option add setting menu.