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Miscellaneous diseases and disorders Aerial tubers Phytoplasma infection or anything that constricts the stem, including but not limited to Rhizoctonia canker, heat necrosis, chemical injury, mechanical injury, wind injury
Net necrosis of potato is the result of infection by potato leaf roll virus (PLRV). This symptom is caused by the selective death and damage to cells in the vascular tissues of the tuber. The fact that only specific cells within the tuber are affected by this problem while others remain normal causes the characteristic net symptom.
Appearance of a potato plant affected by a virus. Viral diseases of potato are a group of diseases caused by different types of Viruses that affect potato crops worldwide and, although they do not affect human or animal health since they are viruses that only infect vegetables, they are a source of great economic losses annually.
Sweet potato leaf curl virus is commonly transmitted from insect to plant by whiteflies (Bemisia tabaci). [ 5 ] [ 4 ] Additionally, it can be transmitted from plant to plant via vegetative propagation , grafting , or the seeds. [ 4 ]
Pages in category "Potato diseases" The following 52 pages are in this category, out of 52 total. This list may not reflect recent changes. * List of potato diseases; A.
Alternaria solani is a fungal pathogen that produces a disease in tomato and potato plants called early blight.The pathogen produces distinctive "bullseye" patterned leaf spots and can also cause stem lesions and fruit rot on tomato and tuber blight on potato.
Bacterial diseases Bacterial leaf spot Xanthomonas campestris (Pammel) Dowson Bacterial stem and root rot Erwinia chrysanthemi: Bacterial wilt Ralstonia solanacearum: Crown gall Agrobacterium tumefaciens: Hairy roots Agrobacterium rhizogenes: Little leaf (proliferation disease) Phytoplasma
Accordingly, many diseases that primarily exhibit this symptom are called blights. Several notable examples are: [citation needed] Late blight of potato, caused by the water mold Phytophthora infestans (Mont.) de Bary, the disease which led to the Great Irish Famine; Southern corn leaf blight, caused by the fungus Cochliobolus heterostrophus ...