Kukuřice - Growth retardation
Projevy
The cobs of K-deficiency plants are narrowed and peaked. Grains in the cob tips are only poorly filled.
Příčiny
Potassium deficiency (cobs at the right side)
Kukuřice - Growth retardation
Projevy
The cobs of K-deficiency plants are narrowed and peaked. Grains in the cob tips are only poorly filled.
Příčiny
Potassium deficiency
Kukuřice - Size reduced
Projevy
Cob size is reduced and filling on cob tip is not complete
Příčiny
Potassium deficiency on cobs (right)
Kukuřice - Chlorosis
Projevy
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.
Příčiny
Potassium deficiency
Kukuřice - Chlorosis
Projevy
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.
Příčiny
Potassium deficiency
Kukuřice - Deformation
Projevy
The cobs of K-deficiency plants are small and peaked. Grains in the cob tips are only poorly filled.
Příčiny
Potassium deficiency
Potassium deficiency zhoršuje
- 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
Draslík je důležitý pro
- Healthy, green foliage
- Better root growth
- Increased yields
Doporučená Yara hnojiva pro Draslík
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
Přečtěte si více o YaraVita CROP BOOSTYaraVita FOLIAR POTASH
Maize: 5 l/ha at the 4 to 8 leaf stage. Water rate: 200 l/ha.
Přečtěte si více o YaraVita FOLIAR POTASH
