Copper-based fungicides effects

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... 

Effects of copper-based fungicides on crop growth, the environment and food safety... 

Fungitoxic effects are achieved only with the addition of fungicides (copper, mercury, and tin compounds and quaternary NH4 bases) [972]. 

An easy to use emulsifiable liquid organic based copper fungicide for effective control of many diseases caused both by bacteria and fungi on horticultural, field, and ornamental crops. The active ingredient is the copper salts of fatty and rosin acids, which is neutral in pH, is not corrosive or abrasive to spray equipment, and the copper salt of the rosin acids provides the product ability to stick to the plant foliage. It is effective and labelled for application through well maintained overhead irrigation sprinklers. 

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