Science has a special web issue on food security.
Most of it is, from a
Permie perspective, misguided, but I really liked this article on introducing fungi to soil, which out-compete the source of aflatoxin ("by far the worst liver carcinogen known to man").
Science Another strategy might be to encourage farmers of drought-stressed peanuts, corn, and cotton to switch over to red rice beans, sorghum, and sunnhemp (crotalaria)...
"the qualities of these bacteria, like the heat of the sun, electricity, or the qualities of metals, are part of the storehouse of knowledge of all men. They are manifestations of the laws of nature, free to all men and reserved exclusively to none." SCOTUS, Funk Bros. Seed Co. v. Kale Inoculant Co.