This article is incomplete.
Ug99 wheat rust spreading heavy into russia once it does wheat and grains go to zero forever http://www.fao.org/agriculture/crops/rust/stem/rust-report/stem-ug99racettksk/en/
The original field in Uganda in 1999 still can’t be planoted with cereal grains.
Second China has new rice that grows in salt flats, it gmo who knows what effects that will have.California rice production will get devastated due to lack of water as it is super water intensive. The fires in cali wiped out most of the avacado groves
The ogallala is almost empty of water so most of new Mexico and Texas are in trouble for ag and ranching. The columbia is used up. Basically not enough fresh water and we polluted the great Lakes till they are toxic