Category Specific RSS feed Subscription is a WordPress Plugin by Vas Pro that allows you to present a menu with multiple RSS feed subscription option to your site’s visitors in addition to your normal RSS subscription option.
If your site covers multiple topics then your subscribed readers may get annoyed when you update your site with content that they are not interested in and they get a notification in their RSS reader.
This plugin allows you to configure up to 8 different topic specific RSS feeds.
Usage:
There are three ways you can use this plugin:
Add the Category Specific RSS Widget to your sidebar from the Widget menu
Add the trigger text [category_specific_rss_menu] to your posts or pages
Call the function from template files:
Plugin homepage: http://wp-plugins-themes.com/wp-plugin/category-and-rss-wp-plugin/
Download and info: http://wordpress.org/extend/plugins/add-category-and-rss-menu/