Maize - Size reduced
Root system shortened with brown and black necrosis.
Maize - Necrosis
Root system shortened with brown and black necrosis
Maize - Paling
Slight manganese undersupply produces hardly any visible symptoms. Severely affected plants show pale foliage with flaccid growth form. The leaves become chlorotic with white interveinal streak leasions.
Mild manganese deficiency
Manganese deficiency made worse by
- Organic soils
- Sandy soils
- High pH
- Cold wet periods
- Fluffy soils
Manganese is important for
- Development of maximum green leaf area
- Healthy growth of young plants