Maisto medžiagos
Cukriniai runkeliai - Deformation
Simptomai
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.
Priežastys
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.
Cukriniai runkeliai - Deformation
Simptomai
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.
Priežastys
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 padidėja, kai yra
- Organic soils
- Sandy soils
- High pH
- Cold wet periods
- Fluffy soils
Manganas yra svarbu, nes
- Promotion of healthy foliage
- Increases beet yields
- Increased sugar levels
Yara rekomendacijos Manganas
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.
Skaitykite daugiau apie YaraVita MANTRAC PRO
