Sojabonen - Deformation
Symptomen
Some leaf blades in the upper and medium height show irregular yellow discolorations, starting from the leaf veins. In the displayed photo, the interveinal fields remain green.
Redenen
Copper deficiency
Reports of copper deficiencies are rare in greenhouses. In field cultivation, they are most likely on sandy or organic soils.
Sojabonen - Chlorosis
Symptomen
Several leaf blades in the upper and medium height show yellow discolorations, starting from the leaf margins and proceeding towards the leaf base.
Redenen
Copper deficiency
Reports of copper deficiencies are rare in greenhouses. In field cultivation, they are most likely on sandy or organic soils.
Sojabonen - Deformation
Symptomen
Some leaf blades in the upper and medium height show irregular yellow discolorations. In the present case, an interveinal chlorosis produces a mottled appearance.
Redenen
Copper deficiency
Reports of copper deficiencies are rare in greenhouses. In field cultivation, they are most likely on sandy or organic soils.
Copper deficiency wordt erger door
- Organic soils
- Chalky soils
- Sandy soils
- Reclaimed heathland
- High nitrogen applications
Koper is belangrijk voor
- Component of enzymes
- Important role in photosythesis and phenol metabolism of plants
- Regulation of destructive superoxide radicals inside cells
- Prevention of fungal diseases
