How to control the latest citrus peel disease
There are many kinds of citrus, the ripening season is from October to December. Citrus peeling disease is also called peeling disease, which mainly occurs after two years of citrus peeling. The common symptoms are split bark, withered branchlets, green mesophyll and yellow flowers, and serious drop of flowers and fruits. The symptoms of some citrus species are long macula and longitudinal split. The disease can be transmitted through seedlings or scions, or by tools or dodder. So, how to prevent and cure citrus peeling disease? Next, the editor will teach you four tips!
1. Plant induction method
Citrus peeling disease has a certain concealment, so how to know whether citrus seedlings are sick or not? We can quickly show the symptoms of citrus seedlings through Panax notoginseng, petunia, citron and other plants. If the seedling carries the virus, then we can use the stem tip grafting virus-free method to cultivate non-toxic seedlings. If there is no virus, it can be cultivated directly.
2. Detoxification by stem tip grafting.
Shoot tip grafting virus-free method can inhibit the reproduction of the virus, so how to use this method? First of all, to peel off the stem tip, this step is very critical, take about 2-3cm of the stem segment, peel off the big leaves, and rinse with water for about 1 hour. Secondly, when cutting the stem, the smaller the stem, the less likely the virus is, but it does not mean that the smaller the stem, the better. The too small stem is not easy to survive.
3. Disinfection of agricultural tools
The transmission of citrus peeling disease includes farm tools, so knives, scissors and other farm tools used on diseased trees can also spread the virus. After using these farm tools, you can disinfect bleach or alcohol. Split skin disease is contagious, so we should strictly carry out quarantine.
4. Disease resistance rootstock method
For some citrus trees which are prone to disease, the tree potential of citrus trees can be restored by bridging or by replacing disease-resistant rootstocks. The main characteristics of common rootstocks are thick stem bark, easy grafting, cold resistance, cold resistance and so on. The disease is contagious to a certain extent. If pathogens are found, it is necessary to isolate or stay away from diseased tree species.
This is the end of the prevention and control of citrus split skin disease, which is one of the important diseases that harm the growth of citrus. Split skin disease can infect many orange varieties, causing fruit cracking, yield decline and other harm, so fruit growers should take preventive measures! If you want to know more about agriculture, please continue to follow the pro-agriculture network!
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