> These yield gaps dramatically close when you start using fertilizer and modern agricultural practices. Yes, but only if you start with degraded soil in the f

> These yield gaps dramatically close when you start using fertilizer and modern agricultural practices. Yes, but only if you start with degraded soil in the first place. Adding fertilizer to healthy soil just messes it up. Even when you start with degraded soil, the fertilizer and modern agricultural practices only help up to a point and then diminishing returns set in. Check out what Gabe Brown is doing on his land: "Treating the Farm as an Ecosystem with Gabe Brown Part 1, The 5 Tenets of Soil Health" https://www.youtube.com/watch?v=uUmIdq0D6-A https://www.youtube.com/watch?v=uUmIdq0D6-A