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Mycosphaerella angulata is a major pathogen affecting the muscadine grape. Infection occurs mainly after midseason. The primary symptoms of this disease are faint chlorotic spots on the leaves. The chlorotic spots continue to grow in size during the growing season, forming angular brown lesions in the center.
Phomopsis cane and leaf spot is a disease that causes symptoms in the common grapevine species, Vitis vinifera, in many regions of the world. [2] This disease is mainly caused by the fungal pathogen, Phomopsis viticola, and is known to affect many cultivars of table grapes, such as Thompson Seedless, Red Globe, and Flame Seedless. [3]
Print/export Download as PDF; Printable version; In other projects Wikimedia Commons; ... This is a list of diseases of grapes (Vitis spp.). Bacterial diseases
Grapevine trunk diseases (GTD) are the most destructive diseases of vineyards worldwide. Fungicides (such as sodium arsenite or 8-hydroxyquinoline, used to fight esca) with the potential to control GTD have been banned in Europe and there are no highly effective treatments available. Action to develop new strategies to fight these diseases are ...
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Print/export Download as PDF; Printable version; In other projects ... Pages in category "Grape diseases" The following 5 pages are in this category, out of 5 total.
Cultural practices and fungicide use are two methods that grape growers use to reduce P. tetraspora.Removing leaf litter, increasing air circulation over the soil surface and canopy space, and removal of susceptible hosts from the immediate environment are some cultural practices that can help control P. tetraspora development.
The main viticultural production areas in the Republic of North Macedonia were surveyed in 2006/2007/2008 for the presence of grapevine yellows. PCR and RFLP analyses were used to detect and identify phytoplasmas infecting grapevines. Only phytoplasmas associated with “bois noir” disease (ribosomal subgroup 16SrXII-A or stolbur) were ...