Prevention and control of lily mosaic disease (cmv)
Symptoms: chlorotic mottled or necrotic spots on leaves.
Pathogens: Lily latent virus, Cucumber mosaic virus (CMV). Lily latent virus is widely harmful to lily plants. Some lily plants infected with this virus have no symptoms, while others have chlorotic mottled symptoms. Cucumber mosaic virus causes chlorotic mottle symptoms if the disease interacts with a hundred latent lesions.
Route of transmission: Myzus persicae and other aphids are vectors of the virus. Cucumber mosaic virus infection of plants and cucumber, tomato, zinnia, tobacco and tobacco leaves, causing mosaic and abnormal symptoms.
Control methods:1. Make planting records, do not use diseased plants as breeding materials, and burn the plucked diseased plants. 2. Spray pesticides regularly to kill aphids.
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Prevention and control of lily mosaic disease (tubv)
Symptoms: the leaves of the pathogen plants showed mosaic symptoms, and the color of the same flower was uneven and mottled. Pathogen: tulip broken color virus (Tulipebreakingvirus,TuBV). The virus occurs in tulips all over the world, but it occurs less frequently in lilies. The route of infection: TuBV has a narrow host range and occurs on Fujinxiang and Lily. It can be transmitted through bulb bulbs. Aphids can carry out non-persistent transmission. Prevention and control methods 1. Use healthy species
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Cultivation techniques of Lilium
In the north, cut lilies should be cultivated in greenhouse in winter, spring and autumn, and can be cultivated in open field in summer. The cultivation of cut flower lilies should pay attention to the following links. 1. Soil preparation is 30 cm deep, peat or rotten larch needles are added to 3 cubic meters per mu, and ferrous sulfate is 5 kg per mu, so that the soil pH is slightly acidic of 6 Mel 6.5. Add expanded chicken manure and other organic manure 500 Mu 1000 kg, plus Fumishuang 1.5 Mu 2.5 kg per mu, or soil bacteria 2000,000ml per mu for disinfection. 2. Make the bed high
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