Mais - Growth retardation
Symptome
The cobs of K-deficiency plants are narrowed and peaked. Grains in the cob tips are only poorly filled.
Gründe
Potassium deficiency (cobs at the right side)
Mais - Growth retardation
Symptome
The cobs of K-deficiency plants are narrowed and peaked. Grains in the cob tips are only poorly filled.
Gründe
Potassium deficiency
Mais - Size reduced
Symptome
Cob size is reduced and filling on cob tip is not complete
Gründe
Potassium deficiency on cobs (right)
Mais - Chlorosis
Symptome
Yellow/bronze stripes and spots occur on the marginal area between the veins. Leaf scorch starting on leaf tips and margins spreads over the leaf blade with progressing deficiency.
Gründe
Potassium deficiency
Mais - Chlorosis
Symptome
Yellow/bronze stripes and spots occur on the marginal area between the veins. Leaf scorch starting on leaf tips and margins spreads over the leaf blade with progressing deficiency.
Gründe
Potassium deficiency
Mais - Deformation
Symptome
The cobs of K-deficiency plants are small and peaked. Grains in the cob tips are only poorly filled.
Gründe
Potassium deficiency
Potassium deficiency wird verschlimmert durch
- Acidic soils (low pH)
- Sandy or light soils (leaching)
- Drought conditions
- High rainfall (leaching)
- or heavy irrigation
- Heavy clay (illite) soils
- Soils with low K reserves
- Magnesium rich soils
Kalium ist wichtig für
- Healthy, green foliage
- Better root growth
- Increased yields
Empfohlene Yara Dünger für Kalium
YaraVita CROP BOOST
Maize: 5 l/ha at the 4 to 8 leaf stage. Water rate: 30 to 200 l/ha. N.B. Do not spray in slow drying conditions. Alternatively: 2 to 5 l/ha at the 4 to 6 leaf stage. Repeat 10 to 14 days later if necessary. Water rate: 30 to 200 l/ha
Lesen Sie mehr über YaraVita CROP BOOSTYaraVita FOLIAR POTASH
Maize: 5 l/ha at the 4 to 8 leaf stage. Water rate: 200 l/ha.
Lesen Sie mehr über YaraVita FOLIAR POTASH
