Næringsstoff
Beter - Deformation
Symptomer
The leaves are cupped upwards and the whole plant has an upright appearance. Younger leaves show chlorotic leaf blades, while the leaf veins and a small margin around them remain green.
Årsak
Manganese deficiency.
Iron deficiency symptoms start like manganese deficiency as intercostal chlorosis on younger leaves, but only the veins remain green then, and not a margin around them.
A lack of Magnesium and Zinc causes similar symptoms, but occurs on older leaves first.
Beter - Deformation
Symptomer
Younger leaves show yellowing with intercostal chlorosis, while the leaf veins and a small margin around them remain green.
The leave margins are cupped upwards and the whole plant has an upright appearance.
Årsak
Manganese deficiency.
Iron deficiency symptoms start like manganese deficiency as intercostal chlorosis on younger leaves, but only the veins remain green then, and not a margin around them.
A lack of Mg and Zn causes similar symptoms, but occurs on older leaves first.
Manganese deficiency forverret av
- Organic soils
- Sandy soils
- High pH
- Cold wet periods
- Fluffy soils
Mangan er viktig for
- Promotion of healthy foliage
- Increases beet yields
- Increased sugar levels
Anbefalt Yaragjødsel for Mangan
YaraVita MANTRAC PRO
Sugar Beet: 1 l/ha from 4-6 leaf stage. For moderate to severe deficiency, repeat applications at 10-14 day intervals. Water rate: 200 l/ha.
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