wheat field on low pH soil

Wheat field with low pH soil. Image provided by R. Engel.

low pH soil wheat field

Wheat on low pH soil. Poor growth likely due to Al toxicity. Image by R. Engel.

 durum wheat roots stunted by Al toxicity

Durum wheat roots stunted by Al toxicity. Image by R. Engel

 safflower field low soil pH

Safflower field with low soil pH. Images by R. Engel

 safflower roots Al toxicityhealthy safflower roots

Safflower roots with Al toxicity (left) and healthy (right)