Ring spot
Ringspot is spread by wind or compost made from infected crop residues. All parts are affected but usually older and lower kale leaves are most affected and premature defoliation can occur.
Attribution: Avallain
Ringspot is spread by wind or compost made from infected crop residues. All parts are affected but usually older and lower kale leaves are most affected and premature defoliation can occur.
Attribution: Avallain