Potato Virus X (PVX)
Pathogen: Potato Virus X (PVX)
Symptoms
Chlorotic veins, decrease in size of the leaves, mosaic in
the leaves and necrotic lesions in tubers.
Damage
Yield reduction and decrease in tuber quality. Tubers are
unusable for propagation.
Conditions for Development
The virus is transmitted by tubers and dispersed by wind,
animals, mechanical devices, cutting blades, contact between
plants or plant roots, etc. A combination of PVX, PVY and
PVA can cause more severe symptoms.
Control
Varieties: There are resistant and tolerant varieties.
Management: Use of disease-free seed tubers, burning infested
plants, and restricting movement in infested fields. Aerial Stem
Rot
Black Dot, Colletotrichum
coccodes
Blackleg and Tuber Soft Rot
Black Scurf, Rhizoctonia Canker
Common Scab, Streptomyces scabies
Early Blight, Alternaria solani
Deep Pitted Scab, Streptomyces spp
Leak, Pythium ultimum
PLRV, Potato Leafroll Virus
Powdery Scab, Spongospora subterranea
PVX, Potato Virus X
PVY, Potato Virus Y
Verticillium Wilt, Verticillium dahliae
|
