I would like to asekd if you have any tips and ideas in how to increase income in adsense for feeds since google has included this another earning opportunities in adsense

Just insert the adsense into feed.Monetize through AdSense BY logging to adsense,
on the AdSense Setup tab, choose AdSense for feeds as the product.

log into your adsense account and insert the feed url in the adsense for feeds set up..and you are ready with the feeds with adsense..as simple as abc...but before that you should know how to create rss feeds?

<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0">
<channel>
<item>
<title> your title of feed</title>
<description> description of feed </description>
<link> URL of your website </link>
</item>

</channel>
</rss>

This code may help you to generate the feeds..

if you have more traffic, you will get more clicks and money