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Phlyctema padi (P. Karst.) Petr. (1920) [1919] Cherry leaf spot (Blumeriella jaapii) is a fungal disease which infects cherries and plums. Sweet, sour, and ornamental cherries are susceptible to the disease, being most prevalent in sour cherries. The variety of sour cherries that is the most susceptible are the English morello cherries.
Dracaena surculosa, called the gold dust dracaena and spotted dracaena, is a species of flowering plant in the family Asparagaceae, native to west and west-central tropical Africa, from Guinea to the Republic of the Congo. [2][1] Its cultivar 'Florida Beauty' has gained the Royal Horticultural Society 's Award of Garden Merit. [3]
A leaf spot is a limited, discoloured, diseased area of a leaf that is caused by fungal, bacterial or viral plant diseases, or by injuries from nematodes, insects, environmental factors, toxicity or herbicides. These discoloured spots or lesions often have a centre of necrosis (cell death). [1] Symptoms can overlap across causal agents, however ...
Shot hole disease. Cherry leaves with a mild shot hole disease infection. Shot hole disease (also called Coryneum blight) is a serious fungal disease that creates BB -sized holes in leaves, rough areas on fruit, and concentric lesions on branches. The pathogen that causes shot hole disease is Wilsonomyces carpophilus. [1]
Disease of Palm Cooke, (1876) Pestalotiopsis palmarum is the causative agent of a fungal disease of bananas, coconut and Date palms . The fungus causes leaf spots, petiole / rachis blights and sometimes bud rot of palms. Unlike other leaf spot and blight diseases, Pestalotiopsis palmarun attacks all parts of the leaf from the base to the tip.
Hosts. trees and crops. Vectors. leafhoppers. Bacterial leaf scorch (commonly abbreviated BLS, also called bacterial leaf spot) is a disease state affecting many crops, caused mainly by the xylem -plugging bacterium Xylella fastidiosa. [1] It can be mistaken for ordinary leaf scorch caused by cultural practices such as over-fertilization.
Leaf Spot of Strawberry (Mycosphaerella fragariae/Ramularia tulasnei, Ramularia or Ramularia Leaf Spot) is common here. [12] cv. 'Camino Real' is unusually vulnerable to Botrytis Fruit Rot in the conditions around the University of Florida's Gulf Coast Research and Education Center in Dover. [13]
G.F.Weber (1930) 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 ...