Pomme - Deformation
Symptômes
Typical symptoms of zinc deficiency are "little leaf" and "rosetting", caused by short internodes.
Leafs are small, longish and partly yellow in colour.
Often interveinal chlorosis is visible.
Raisons
Severe zinc deficiency
Pomme - Shortening of internodes
Symptômes
Typical symptoms of zinc deficiency are "little leaf" and "rosetting", caused by short internodes.
Raisons
Severe zinc deficiency
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
- Combats chlorisis and premature leaf fall
- Improves resistance to cold weather and late frosts
- Improves bud development
- Improves flowering
- Improves fruit set
- Gives better skin finish
- Reduces storage disorders
Yara a recommandé cet engrais pour Zinc
YaraVita ZINTRAC 700
Apple: 1 to 2 l/ha at bud burst and at the end of flowering. Avoid treatment during flowering. A further application of 1 to 2 l/ha should be made after harvest but before leaf senescence. Water rate: 200-1,000 l/ha.
En savoir plus YaraVita ZINTRAC 700
