Lily planting: how to prevent and cure lily virus disease?
How to prevent and cure lily virus disease? What are the hazards of lily virus disease? There are netizens who can help introduce the harm of lily virus disease: there are mainly four kinds of lily mosaic disease, necrotic spot disease, ring spot disease and cluster disease. Lily mosaic disease leaves are light green, dark green mottled, seriously bifurcated and twisted leaves, flowers deformed or buds do not open. Some varieties of seedlings can produce mosaic symptoms; some lily necrotic spot disease is latent infection, some necrotic spots, some varieties of flower distortion and distortion are tongue-shaped; lily ringspot disease leaves produce necrotic spots, the plant has no main stem, no flowers or dysplasia; lily cluster disease infected plants are clustered, the leaves are light green or light yellow, resulting in stripes or mottles. The young leaves infected with the disease rolled down and twisted, and the whole plant was dwarfed. The cause of lily mosaic virus disease: Lily mosaic disease and lily ringspot virus overwintered in the bulb and were transmitted by juice inoculation. Aphids can also transmit the virus. Lily necrotic spot is transmitted through bulbs to the following year. In addition, juice friction can also transmit poison, melon aphid, peach aphid and so on are virus-transmitting insects. Lily cluster disease is transmitted by aphids. When the number of aphids is high, the disease occurs seriously. Methods for prevention and control of lily virus disease: (1) select bulbs of healthy plants to propagate, set up disease-free breeding grounds if possible, and remove diseased plants in time, and bulbs of diseased plants shall not be used for reproduction; (2) 1500 times of imidacloprid wettable powder or 2000 times of 50% imidacloprid wettable powder are sprayed in time during the growing period of lilies to control virus-transmitting aphids and reduce the spread of the disease. (3) at the initial stage of the disease, 3.85% virus Bike wettable powder 700 times solution or 7.5% Keduling water agent 800 times solution, 0.5% antivirus agent 1 water agent 300-350 times solution, 5% bacteriological clear water agent 300 times solution, 20% virus Ning water-soluble powder 500 times solution, once every 10 days. Click to get more lily planting techniques click to get more flower planting techniques
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Lily planting: how to manage lily planting?
How to manage planting lilies? Do you have any friends who can help me introduce the method? Planting lily, the management method is mainly divided into four parts, the detailed method reference is as follows: management before emergence to do a good job of ditch drainage, to ensure that the lily land is neither drought nor waterlogging, there is no low temperature freezing damage. Seedling management from late April to early May.
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Cultivation techniques of Flammulina velutipes: what are the environmental requirements of Flammulina velutipes?
What are the environmental requirements of Flammulina velutipes? There are no netizens who understand it to help introduce the environmental requirements for the growth of Flammulina velutipes. The following is listed for netizens' reference. Temperature requirements for Flammulina velutipes growth: Flammulina velutipes at each growth stage requires different temperature, mycelium growth temperature norm.
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