Reducing copper-based fungicide use in organic crop production systems

Reza Ghorbani, Ferdowsi University of Mashhad, Iran and Steve Wilcockson, Newcastle University, UK 

In the European Union (EU) replacement of copper-based fungicides with other methods of disease control is a priority in organic farming policy (Anonymous, 2002). They were due to be prohibited by law for use in organic farming in the EU from March 2002 but the ban was delayed because of the increased risk of crop diseases and associated economic losses for organic producers in the medium to long term, until effective alternative 

2 Effects of diseases on crop yield and quality in organic systems 

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Reducing copper-based fungicide use in organic crop production systems... 

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