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Ditylenchus destructor is a plant pathogenic nematode commonly known as the potato rot nematode. Other common names include the iris nematode, the potato tuber eelworm and the potato tuber nematode. It is an endoparasitic, migratory nematode commonly found in areas such as the United States, Europe, central Asia and Southern Africa.
Synchytrium endobioticum is a chytrid fungus that causes the potato wart disease, or black scab. [1] It also infects some other plants of the genus Solanum , though potato is the only cultivated host .
genus Nepovirus, Potato black ringspot virus (PBRSV) Potato deforming mosaic virus: genus Geminiviridae Potato deforming mosaic virus subgroup III, (PDMV) Potato latent virus: genus Carlavirus, Potato latent virus (PLV) Potato leafroll virus: genus Luteovirus, Potato leafroll virus (PLRV) Potato mop-top virus (spraing of tubers) genus Furovirus ...
The abdomen is brownish black, the wing covers reddish brown tinged with yellow, and the antennae and legs are pale reddish brown. The pronotum and wing covers are covered in dense, short greyish hairs. The larva is known as a wireworm and lives in the soil. It is yellow, slender, stiff and leathery, and grows to a length of about 20 mm (0.8 in).
The type, color and distribution of the yellow spots on this leaf perfectly describe the symptoms of various potato viruses, hence collectively these are known as "aucuba leaf". Different viruses cause the same symptom on the leaves of affected potato plants, which is called "aucuba leaf".
The “leave your leaves” movement is all about putting those rakes and blowers away and letting nature do what nature does. Give the rake a break: Experts say leaving your leaves has more ...
Sweet potatoes have about triple the amount of beta-carotene (which the body converts to vitamin A) that you'll find in white potatoes, Gentile says, which is reflected in their orange color.
A sign of black dot disease is black microsclerotia that are produced by the pathogen, and can be found on the roots, the tuber, the stems, and the leaves. [3] This can be used to diagnose black dot. Symptoms of black dot disease include silvery lesions on the surface of the tuber, brown or black lesions on the leaves, leaf wilting, and ...