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Gray leaf spot (GLS) is a foliar fungal disease that affects grasses. In grasses other than maize it is caused by Pyricularia grisea , which only infects perennial ryegrass , tall fescue , and St. Augustine grass in places with warm and rainy climates.
Corn grey leaf spot is an important disease of corn production in the United States, economically significant throughout the Midwest and Mid-Atlantic regions. However, it is also prevalent in Africa, Central America, China, Europe, India, Mexico, the Philippines, northern South America, and Southeast Asia. [ 6 ]
Darkening lesions on tomato leaves Advanced necrosis on tomato leaf. Stemphylium solani is of greatest concern in tomatoes, potatoes, peppers, garlic, onions, and cotton, though a wide range of over 20 species have proven susceptible. In tomatoes and potatoes, the resulting disease is known as grey leaf spot. In alliums it is known as leaf ...
Gray leaf spot is a fungal disease that shows up in hot weather. We are certainly in its prime time currently. Infected turf will take on a sickly yellowed color in irregular patches. When you ...
A leaf spot is a limited, discoloured, diseased area of a leaf that is caused by fungal, ... Grey leaf spot of cereals and turf grasses. Elytroderma deformans:
Gray ear rot Botryosphaeria zeae = Physalospora zeae. Macrophoma zeae [anamorph] Corn grey leaf spot. Gray leaf spot Cercospora leaf spot Cercospora sorghi = Cercospora sorghi [clarification needed] Cercospora zeae-maydis [5] [6] [7] Cercospora zeina [6] [7] Helminthosporium root rot Exserohilum pedicellatum = Helminthosporium pedicellatum
Gray leaf spot Cercospora sorghi. Latter leaf spot Cercospora fusimaculans. Leaf blight Setosphaeria turcica = Exserohilum turcicum [anamorph] = Helminthosporium turcicum. Milo disease (Periconia root rot) Periconia circinata. Oval leaf spot Ramulispora sorghicola. Pokkah Boeng (twisted top) Gibberella fujikuroi var. subglutinans
5. Low Humidity. Light brown spots scattered across fiddle leaf fig leaves can be caused by dry air. If the brown spots in question have a pox-like look instead of being in a single area of the ...