อาการ
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.
เหตุผล
Severe zinc deficiency
อาการ
Typical symptoms of zinc deficiency are "little leaf" and "rosetting", caused by short internodes.
เหตุผล
Severe zinc deficiency
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.
อ่านเพิ่มเติม YaraVita ZINTRAC 700