What is copper oxychloride used for?
What is copper oxychloride used for?
Introduction. Copper oxychloride (3Cu (OH)2. CuCl2) is a fungicide used at 2.50 g L−1 against early and late blight in potato crops [1].
Is copper oxychloride as fungicide?
VALUE GOLD FUNGICIDE – COPPER OXYCHLORIDE 50% Value Gold Fungicide is a 50% WP formulation of Copper Oxychloride, a very effective Fungicide for the control of diseases on field, garden and plantation Crops.
What is the difference between copper sulphate and copper oxychloride?
The key difference between copper oxychloride and copper sulphate is that copper oxychloride is an organic compound of copper and is useful as a fungicide and bactericide whereas copper sulphate is an inorganic compound of copper and is useful as a fungicide and herbicide.
When should I apply copper fungicide?
Ideally, apply copper fungicide before fungus is visible. Otherwise, apply the product immediately when you first notice signs of fungal disease. If the fungus is on fruit trees or vegetable plants, you can safely continue to spray every seven to 10 days until harvest.
What is the best copper fungicide?
Copper Fungicides for Organic Disease Management in Vegetables
| Product | Active ingredient | Maximum Labeled Rate/A (MCE in lb/A) |
|---|---|---|
| Cuprofix Ultra 40 Disperss | 71.1% basic copper sulfate | 3 lb (1.2) |
| Kocide 2000-Oy | 53.8% copper hydroxide | 3 lb (1.05) |
| Kocide 3000-Oy | 46.1% copper hydroxide | 1.75 (0.53) |
| Nordox 75y | 84% cuprous oxide | 2.5 lb (1.88) |
Can you use too much copper fungicide?
Copper products don’t break down in the soil in the same way or with the same speed that many other products do. As a result, they can eventually contaminate the soil and harm your plants if you apply too much all at once.
Which copper fungicide is best?
Spray adjuvants such as LI-700, phosphorous acid fungicides in particular Aliette, and mancozeb fungicides all lower pH. Residual activity can be extended by adjuvants that function as stickers, which are typically included in a product formulation. Copper oxide has been described as the most effective form of copper.
Is copper oxychloride soluble in water?
Melting point:decomp. 300 °C; Vapour pressure:Negligible at 20 °C; Solubility:In water <10-5 mg/l (pH 7, 20 °C). Insoluble in organic solvents. Soluble in dilute acids, forming Cu(II) salts; soluble in ammonium hydroxide, forming a complex ion.; Stability:Very stable in neutral media.
Can you mix neem oil with copper fungicide?
We would recommend mixing a small amount first to ensure there is no clumping with the two products. A better option for what you are wanting to accomplish is Fertilome Triple Action with Neem Oil. It is an insecticide, fungicide and miticide all in one.
Can you spray too much copper fungicide?
How long does it take for copper fungicide to work?
Q: How fast does copper fungicide work? A: Copper fungicide works best once it’s dry, which can take up to 12 hours. If the sun is out and the weather is warm, it may dry much faster.
