Bur oak blight (BOB) is a fungal disease that is relatively new to the plant pathogen field. BOB started to appear in Midwestern states in the 1990s.

Bur oak blight is a fungal leaf disease that gained attention in Minnesota and Iowa in the mid-to-late 2000s. Bur oak blight causes leaf browning and leaf loss ...

Bur Oak Blight is a fungal disease that started to appear in Midwestern states in the 1990s. At first we thought it was connected with a common Tubakia leaf ...

30 авг. 2016 г. · Symptoms of bur oak blight include browning leaves during late summer, black fungal structures grown along the leaf's veins in August, and ...

17 сент. 2019 г. · Leaves on affected trees start to brown between late July and early August, causing the leaves to fall or hang dead on the tree over the winter.

Bur oak blight (BOB) is a leaf blight caused by the fungus Tubakia iowensis. It is a disease of concern to anyone who has bur oak trees on their property.

Across the Midwest, Bur Oak Blight (Tubakia iowensis) is a fungal pathogen infecting the Bur. Oak (Quercus macrocarpa). Affected plants display chlorosis ...

Bur Oak Blight (Tubakia iowensis), or BOB, is a serious and progressive leaf disease that leads to the decline of certain Bur Oak (Quercus macrocarpa) trees.

Late summer/early fall is the time of the year when leaves of bur oaks in Iowa are showing V-shaped brown discoloration and browning of the leaf veins.