Colza - Growth retardation
Nitrogen deficiency is characterized by reduced vigor, smaller leaves and pale green or yellowish leaf color. Growth is strongly restricted and the stand looks more loose than normal. Reduced flowering.
Nitrogen deficiency
Colza - Growth retardation
Nitrogen deficiency is characterized by reduced vigor, smaller leaves and pale green or yellowish leaf color. Sometimes a purple discoloration, mainly on mature leaves, may occur.
Older leaves senesce prematurely.
Nitrogen deficiency
The purple leaf color is similar to the discoloration caused by P, Mg, B or S deficiency.
- Low or high pH soils
- Sandy or light soils (leaching
- ) Low organic matter
- Drought conditions
- High rainfall (leaching) or heavy irrigation
- Addition or high levels of non-decomposed organic matter/manure (eg straw)
- Fast growing crops
- Improved crop development
- Increased yield
