Symptoms
Zn deficiency results in stunted growth with shortened internodes.
Causes
Zinc deficiency (right)
Zn deficencies are more common on high pH or calcareous soils or during cold, wet weather. Symptoms are more intense where soil temperatures are low and growing conditions are slow.
Broccoli: 1 l/ha at the 4 to 9 leaf stage. Water rate: 200 l/ha.
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