Nitrogen Deficiency vs. Healthy Plant - Maize

Symptom description

Reduced cob size and uncomplete cob fill due to N deficiency.

Made worst by

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.

Important for

Lusher, greener growth. Increased yields and grain quality. Better cob formation and production.

Cause description

Nitrogen deficiency on cob (right)

Yara recommends

YaraVita CROPLIFT PRO

Maize: 2.5 to 5 kg/ha. Repeat at 10 to 14 day intervals as necessary. Avoid applications during flowering. Water rate: 200 l/ha.

YaraVita SAFE-N 300

Maize: 10 to 20 l/ha at the 4 to 6 leaf stage, 10 to 14 days later and at the pre-tassel stage. Water rate: 200 l/ha.