Näringsämnen

N Kväve
N Kväve
P Fosfor
P Fosfor
K Kalium
K Kalium
S Svavel
S Svavel

Vall - Growth retardation

Symptom
Light green colour with yellowing of leaf base, reduced growth and sparse ground cover due to lack of nitrogen.

Anledningar
Nitrogen deficiency (bottom)

Vall - Growth retardation

Symptom
Light green colour, reduced growth and sparse ground cover due to lack of nitrogen.

Anledningar
Nitrogen deficiency (right)

Vall - Growth retardation

Symptom
Light green colour, reduced growth and sparse ground cover due to lack of nitrogen.

Anledningar
Nitrogen deficiency

Vall - Growth retardation

Symptom
Light green colour, reduced growth and sparse ground cover due to lack of nitrogen.

Anledningar
Nitrogen deficiency (right)

Vall - Growth retardation

Symptom
Light green colour, reduced growth and sparse ground cover due to lack of nitrogen.

Anledningar
Nitrogen deficiency (right)

Vall - Growth retardation

Symptom
Light green colour, reduced growth and sparse ground cover due to lack of nitrogen.

Anledningar
Nitrogen deficiency

Nitrogen deficiency förvärras av

  • 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

Kväve är viktigt för

  • Better synthesis of amino acids
  • Improved formulation of co-enzymes and nucleric acids
  • Increased synthesis of chlorophyll and ATP
  • Thus improved crop vigor and development

Andra rekomenderade produkter

YaraBela AXAN
Grass: Exact recommendation depends on soil analysis and nutrient management plan. Refer to your local Yara area manager for detailed recommendation.