Using copper sprays to control disease in citrus

Summary

Warm humid conditions favour a range of citrus fungal diseases.

In Australia most disease control programs rely on copper sprays to protect the foliage and fruit from infection.

Successful disease control depends on both an even distribution and good retention of the copper over all of the plant surfaces.

This Primefact includes information on:

  • how copper works to control disease
  • copper formulations
  • damage from copper sprays and
  • best practices.



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Primefact 757 First Edition

Published: Nov 2007