#microbes

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corn produces nitrogen [1 Attachment] By David Yarrow ·
Harpers recalcitrant C hoodoo 2 messages By David R Derbowka ·
Harpers recalcitrant carbon By Roger Faulkner ·
How plants harness microbes to get nutrients By mikethewormguy ·
Biochar as phosphorus fertilizer 6 messages By ... ·
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