Potatoes revolutionized human agriculture once we discovered which parts of the plants weren't poisonous. Unlike the human standard before that point, mostly grains, Potatoes can grow even on slopes and mildly rocky terrain.
Potatoes revolutionized human agriculture once we discovered which parts of the plants weren't poisonous. Unlike the human standard before that point, mostly grains, Potatoes can grow even on slopes and mildly rocky terrain.