Copper deficiency occurs very seldom. Affected plants show chlorosis on expanding and mature leaves. Heart necrosis might also be caused by Cu undersupply.
Copper deficiency (Photo: Chinese cabbage)
Cauliflower: 0.5 l/ha applied at the 4 to 6 leaf stage. For moderate to severe deficiency, one or two repeat applications should be made at 10 to 14 day intervals. Water rate: 200 l/ha.Read more about YaraVita COPTREL 500