Soja - Chlorosis
Symptômes
Younger leaves of Zn-deficient plants show interveinal chlorosis and necrotic brown leaf veins.
Raisons
Zinc deficiency
The tolerance of Zn deficiency varies strongly between different soybean cultivars.
Soja - Chlorosis
Symptômes
Zinc-deficient plants show chlorotic interveinal areas on younger leaves.
With ongoing deficiency, necrosis develops on the concerned tissue. Finally, entire leaves may turn brown or gray and drop off.
Raisons
Zinc deficiency
The tolerance of Zn deficiency varies strongly between different soybean cultivars.
Soja - Chlorosis
Symptômes
Younger leaves of Zn-deficient plants show interveinal chlorosis and necrotic brown leaf veins.
Raisons
Zinc deficiency
The tolerance of Zn deficiency varies strongly between different soybean cultivars.
Zinc deficiency aggravé par
- Organic soils
- High pH soils
- Soils rich in phosphorus
- Soils receiving high phosphorus application
- Cold wet conditions
Zinc est important pour
- Correct functioning of enzymes
- Better synthesis of nucleic acids
- Improved auxin (plant hormone) metabolism
