!['Introduction to Soil with Matt Powers, an APSO excerpt'](https://cdn-img01.food2blog.com/images/44-m/304/304646.jpg)
'Learn A TON More: http://www.thepermaculturestudent.com/join-the-advanced-permaculture-student-online'
Tags: permaculture , soil biology , soil food web , compost , soil science , elaine ingham , matt powers , advanced permaculture
See also:'Learn A TON More: http://www.thepermaculturestudent.com/join-the-advanced-permaculture-student-online'
Tags: permaculture , soil biology , soil food web , compost , soil science , elaine ingham , matt powers , advanced permaculture
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