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  2. Should You Use Fungicide On Your Lawn? A Turfgrass ... - AOL

    www.aol.com/fungicide-lawn-turfgrass-specialist...

    Use fungicide only when necessary. For turf with a history of disease, preventive applications are advisable, says Waltz. If you’re experiencing hot and dry conditions, you don’t need fungicide.

  3. Leaf spot - Wikipedia

    en.wikipedia.org/wiki/Leaf_spot

    The host-specific characteristic of many leaf spot pathogens makes diversity in plant species a way to reduce and regulate leaf spot pathogen infection levels within plant populations. [ 18 ] Prevention of leaf spot disease includes variety selection, crop rotations, plant hygiene and fungicide use for seeds and foliage. [ 19 ]

  4. Fungicide use in the United States - Wikipedia

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

    Cercospora leaf spot infects sugarbeets by overwintering in the soil from the year's previous crop. 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]

  5. Turf melting out - Wikipedia

    en.wikipedia.org/wiki/Turf_melting_out

    These spots eventually appear on the leaf sheaths. The fungus then begin to move down and invade the crowns and the roots of the plants. From far away, the turf appears yellow or blackish brown. The colors that appear on the turf directly reflect the nitrogen levels in the plant. When turfgrass has low levels of nitrogen it turns yellow and ...

  6. Stemphylium solani - Wikipedia

    en.wikipedia.org/wiki/Stemphylium_solani

    Stemphylium solani is a plant pathogen fungus in the phylum Ascomycota. It is the causal pathogen for grey leaf spot in tomatoes and leaf blight in alliums and cotton, though a wide range of additional species can serve as hosts. Symptoms include white spots on leaves and stems that progress to sunken red or purple lesions and finally leaf ...

  7. 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 ]

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