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Copper pesticides are copper compounds used as bactericides, algaecides, or fungicides. They can kill bacteria, oomycetes and algae, and prevent fungal spores from germinating. Common forms of fixed copper fungicides include copper sulfate , copper sulfate pentahydrate , copper hydroxide , copper oxychloride sulfate , cuprous oxide , and copper ...
Bordeaux mixture (also called Bordo Mix) is a mixture of copper(II) sulphate (CuSO 4) and quicklime (Ca O) used as a fungicide. It is used in vineyards, fruit-farms, vegetable-farms and gardens to prevent infestations of downy mildew, powdery mildew and other fungi. It is sprayed on plants as a preventive treatment; its mode of action is ...
Large scale industrial production of basic copper chloride was devoted to making either a fungicide for crop protection or an intermediate in the manufacture of other copper compounds. [6] In neither of those applications was the polymorphic nature of the compound, or the size of individual particles of particular importance, so the ...
Bordeaux mixture contains copper(II) sulfate, CuSO 4, and hydrated lime, Ca(OH) 2, while Burgundy mixture contains copper sulfate, CuSO 4, and sodium carbonate, Na 2 CO 3. [4] First used around 1885, [2] Burgundy mixture has since been replaced by synthetic organic compounds, or by compounds that contain copper in a non-reactive, chelated form. [1]
Traditional fungicides are simple inorganic compounds like sulfur, [5] and copper salts. While cheap, they must be applied repeatedly and are relatively ineffective. [ 2 ] Other active ingredients in fungicides include neem oil , rosemary oil, jojoba oil , the bacterium Bacillus subtilis , and the beneficial fungus Ulocladium oudemansii .
Homemade solutions (including ones made from chamomile tea [8] or garlic) are used by some gardeners for this purpose. [ citation needed ] In the UK, a copper-based fungicide called Cheshunt compound was widely used by amateur and professional gardeners against damping off, but it was withdrawn from sale in the UK in November 2010 [ 9 ] (last ...
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