Symptoms
Interveinal fields of medium leaves brighten whereas most veins remain green.
Necrotic spots arise near the margins and spread over the leaflets.
Leaves are smaller than normal.
Reasons
Manganese deficiency on leaves
Brussel Sprouts - Size reduced
Symptoms
Interveinal fields of medium leaves brighten whereas most veins remain green.
Leaves are smaller than normal.
If deficiency goes on, necrotic spots may arise near the margins and spread over the leaflets.
.
Reasons
Manganese deficiency
Manganese deficiency made worse by
Organic soils
Sandy soils
High pH
Cold wet periods
Fluffy soils
Manganese is important for
Boosts growth
Ensures good crop quality with high sugar and vitamin C contents