Toitained
Rooskapsas - Deformation
Sümptomid
Boron deficiency leads to scarred and corky spots on petioles and stems. Leaves are brittle and deformed. Petioles may show cracks.
With severe deficiency shoot tips die off. Sprouts remain small and lightweight.
Põhjused
Severe boron deficiency
Rooskapsas - Cracking
Sümptomid
Boron deficiency leads to scarred and corky spots on petioles and stems. Leaves are brittle and deformed. Petioles may show cracks.
Põhjused
Boron deficiency on leaves
Rooskapsas - Hollowness
Sümptomid
Boron deficiency leads to scarred and corky spots on petioles and stems. Leaves are brittle and deformed. Petioles may show cracks or become hollow.
Põhjused
Boron deficiency
Rooskapsas - Deformation
Sümptomid
Boron deficiency leads to scarred and corky spots on petioles and stems. Leaves are brittle and deformed. Petioles may show cracks or become hollow. Affected leaves prematurely die off.
With severe deficiency shoot tips die off. Sprouts remain small and lightweight.
Põhjused
Severe boron deficiency
Puudust süvendab
- Sandy soils
- Alkaline soils
- Soils low in organic matter
- High levels of nitrogen
- High levels of calcium
- Cold wet weather
- Periods of drought
Boor on oluline
- Stabilization of plant tissues and improved plant and crop strength, working together with Ca
- Reducing effects of nutritional disorders such as tip burn and hollow heart
- Probably minimizing club root
- Increased crop quality and yield
