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  2. Copper pesticide - Wikipedia

    en.wikipedia.org/wiki/Copper_pesticide

    A small concentration of copper ions may be taken up by plants as essential nutrients. Copper foliar sprays are also applied to correct plant copper deficiency. [8] Excess absorbed copper ions can kill sensitive cells in copper sensitive plants. The leaves of stone fruit trees are more sensitive to copper phytotoxicity than apple leaves

  3. List of fungicides - Wikipedia

    en.wikipedia.org/wiki/List_of_fungicides

    This is a list of fungicides. These are chemical compounds which have been registered as agricultural fungicides . The names on the list are the ISO common name for the active ingredient which is formulated into the branded product sold to end-users. [ 1 ]

  4. Fungicide use in the United States - Wikipedia

    en.wikipedia.org/wiki/Fungicide_use_in_the...

    It can survive up to two years without a sugarbeet crop being planted. Once attached to the plant the fungus penetrates the tissue and begins to infect and kill nearby tissue. [161] As the disease progresses these individual rotted spots begin to come together to form massive areas of dead tissue. This causes severely infected leaves to ...

  5. Burgundy mixture - Wikipedia

    en.wikipedia.org/wiki/Burgundy_mixture

    Burgundy mixture is used as a preemptive fungicide prevention for trees and small fruits. This occurs because the Cu(II) ions are capable of interfering with enzymes found within the spores of many fungi, preventing germination from occurring. [ 6 ]

  6. Powdery mildew - Wikipedia

    en.wikipedia.org/wiki/Powdery_mildew

    Metal salt fungicides should be applied on a regular basis up until harvest of the host. [12] Sulfur must be applied before the disease has emerged since it prevents fungi spores from germinating. [13] Copper sulfate is an effective fungicide allowed in organic farming, but can cause harm to the host plant. Addition of lime hampers this effect ...

  7. 15 Best Cucumber Companion Plants to Grow in Your Vegetable ...

    www.aol.com/lifestyle/15-best-cucumber-companion...

    Try these cucumber companion plants to enhance growth and repel pests. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to ...