What is mosaic disease caused by?
mosaic, plant disease caused by various strains of several hundred viruses. A number of economically important crops are susceptible to mosaic infections, including tobacco, cassava, beet, cucumber, and alfalfa.
Does mosaic virus stay in the soil?
Unlike TMV (tobacco mosaic virus), CMV is not seedborne in tomato and does not persist in plant debris in the soil or on workers’ hands or clothing. The occurrence of this virus is erratic and unpredictable; consequently, control of this disease can be difficult.
What determines the severity of symptoms of Mosaic?
Disease severity generally depends upon the host genotype, and is usually more severe on susceptible than on resistant genotypes (Hahn et al., 1980; Jennings, 1994; Thresh et al., 1994).
Which crop is generally affected by mosaic diseases?
Mosaic viruses affect a wide range of edible crops – alfalfa, apples, beans, celery, corn, cucumbers, figs, peppers, spinach, tobacco and tomatoes are some of the more common ones. They can also infect ornamental plants like abultilon, delphinium, gladiola, marigold, petunia and one of the most notable, roses.
How do I get rid of tomato virus?
Prevention & Treatment: There are no chemical controls for viruses. Remove and destroy infected plants promptly. Wash hands thoroughly after smoking (the Tobacco mosaic virus may be present in certain types of tobacco) and before working in the garden. Eliminate weeds in and near the garden.
Can plants recover from virus?
Virus-induced diseases cause severe damages to cultivated plants resulting in crop losses. Interestingly, in some cases, the diseased plants are able to re-gain health, further grow and develop normally.
How do you treat tomato leaf curl virus?
There is no treatment for virus-infected plants. Removal and destruction of plants is recommended. Since weeds often act as hosts to the viruses, controlling weeds around the garden can reduce virus transmission by insects.
Is tomato mosaic a fungal disease?
Treating mosaic virus is difficult and there are no chemicl controls like there are for fungal diseases. Tomato mosaic virus has been found to survive for up to 50 years in desiccated plant detritus!
What is Tomato Mosaic Virus?
|18kDa/Coat protein||Packaging of viral RNA|