Copper ions denature proteins, thereby destroying enzymes that are critical for cell functioning. I went looking for liquid copper fungicides and found the Bonide product. Check the label for type of copper … Copper sulfate is an inorganic compound that combines copper and sulfate. Copper can kill pathogen cells on plant surfaces, but once a pathogen enters host tissue, it will no longer be susceptible to copper treatments. These compounds can be highly phytotoxic to many fruit crops and must be used with extreme care. Certain fungicides can cause irritation to the eyes and skin, while others can irritate the throat and respiratory problems like asthma. Copper is a foliar fungicide with protective action. However, the long-term effects of fungicides in humans … Impact on Human Health. Copper Compounds - Bordeaux. It contains copper soap (copper octanoate). Prolonged exposure to some fungicide can cause visual and neural disturbances. Thus, copper sprays act as protectant fungicide… The product can be used up to the day of harvest and the label says “ for organic production “. Copper compounds are widely sold as fungicides for orchard and garden use. I checked with the EPA and found some info on the LD50 for copper … A buildup of excess copper is toxic to earthworms, and runoff of copper-based fungicides pollutes water. In its liquid or powdered form it’s most commonly called basic copper sulfate, BSC copper fungicide, CP basic sulfate, or tri-basic copper …
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