大豆 - Chlorosis
症状
Younger leaves of Zn-deficient plants show interveinal chlorosis and necrotic brown leaf veins.
原因
Zinc deficiency
The tolerance of Zn deficiency varies strongly between different soybean cultivars.
大豆 - Chlorosis
症状
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.
原因
Zinc deficiency
The tolerance of Zn deficiency varies strongly between different soybean cultivars.
大豆 - Chlorosis
症状
Younger leaves of Zn-deficient plants show interveinal chlorosis and necrotic brown leaf veins.
原因
Zinc deficiency
The tolerance of Zn deficiency varies strongly between different soybean cultivars.
Zinc deficiency使变得更糟
- Organic soils
- High pH soils
- Soils rich in phosphorus
- Soils receiving high phosphorus application
- Cold wet conditions
锌很重要
- Correct functioning of enzymes
- Better synthesis of nucleic acids
- Improved auxin (plant hormone) metabolism
