[shagie]

From https://ipad.fas.usda.gov/rssiws/al/us_cropprod.aspx

https://ipad.fas.usda.gov/rssiws/al/crop_production_maps/US/...

The midwest (not counting Arkansaw in that set, and just going from the labeled state numbers) makes up at least 80% of the total soybean production (Wisconsin and Michigan aren't labeled).

You will note not even a pail yellow on anything west of the Dakotas.

If we want to talk about water... check out rice production. https://ipad.fas.usda.gov/rssiws/al/crop_production_maps/US/...

Though there's some other interesting parts on that - https://www.npr.org/transcripts/1019488080