Phosphorus deficiency-Grassland & Pasture

Vaihda kasvi

Ravinteet

Nurmi - Growth retardation

Oireet
Reduced growth and tillering, sometimes attended with purple discoloration.

Syyt
Phosphorus deficiency

Nurmi - Growth retardation

Oireet
Reduced growth and tillering, sometimes attended with purple discoloration.

Syyt
Phosphorus deficiency (right)

Nurmi - Growth retardation

Oireet
Reduced growth and tillering, sometimes with purple discoloration. Tips of older halms show a yellow to reddish-brown color and may die off. General leaf color remains dark green. Phosphorus uptake is highest in early growth stages. Deficiency symptoms are therefore rather to be found in older plants when P levels decreased.

Syyt
Phosphorus deficiency Apart from fertilizer application, phosphorus input derives from excreta, either during grazing or by application of slurry or manure.

Nurmi - Growth retardation

Syyt
Phosphorus deficiency Apart from fertilizer application, phosphorus input derives from excreta, either during grazing or by application of slurry or manure.

Phosphorus deficiency pahentaa

Acidic or very alkaline (calcareaus) soils
Low organic matter
Cold or wet conditions
Crops with a poorly developed root system
Soils with low P reserves
Soils with a high phosphate capacity
Iron rich soils

Fosfori on tärkeä

Essential for energy transfer within the plant, therefore direct effect on yield and quality

Yaran suosittelemat lannoitteetFosfori

YaraMila EXTRAGRASS

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

Lue lisää YaraMila EXTRAGRASS

Muut suositut tuotteet

YaraMila ACTYVA S

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

YaraMila SULPHUR CUT

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