Navel orange planting: how to do navel orange tree glue?
How does navel orange tree flow glue do? What caused the navel orange tree to flow gum? After the navel orange tree enters June, the temperature rises, Rain Water is sufficient, high temperature and high humidity, and a large number of diseases and insect pests begin to occur. Gum disease is a fungal disease caused by Phytophthora, which mainly harms the trunk, followed by big branches and weakens the tree potential. in severe cases, the expansion of the disease caused the trunk "ring cutting", resulting in plant death and being more susceptible to disease on sweet oranges. 1. Select disease-resistant rootstock. 2. Strengthen cultivation management: pay attention to drainage and irrigation, increase the application of organic fertilizer, avoid unreasonable intercropping and thinning in time, so as to reduce the humidity of orchard and enhance the resistance of trees. 3. Thorough control of gibberries and longicorn beetles: due to the invasion of germs from the wound, the more wounds there are, the higher the incidence of the disease. Usually, about 80% of the field infection is caused by the wounds caused by gibberella and longicorn beetles. 4. Chemical prevention and treatment: shallow scraping and deep prevention and treatment are used in the disease department, first scraping off the rough skin of the disease part (it is suitable for the present blue and yellow skin), and then cutting several slits longitudinally (about 1 cm apart), reaching to the xylem, coated with methyl topiramate 100m 200 times, or 50% carbendazim 100m 200 times, or with tung oil for prevention and treatment. Click to get more navel orange planting techniques click to get more fruit planting techniques
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Planting technology of navel orange: how to prevent and cure the physiological diseases of navel orange?
How to prevent and cure the physiological diseases of navel orange? Please introduce that the main physiological diseases of navel orange are fruit cracking, sunburn, and navel yellow disease. the prevention and control methods of navel orange fruit cracking disease can be listed as follows: the prevention and treatment of navel orange fruit cracking disease should first choose varieties (lines) with strong cracking resistance. generally with fruit oval,.
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Navel orange planting: Gannan navel orange four seasons how to manage?
How to manage Gannan navel orange four seasons? Please introduce the method of Gannan navel orange four seasons management methods can refer to the following methods: First, autumn shoots Autumn shoots are the main fruit mother branches of navel orange, should be promoted according to different climatic conditions, generally in a week after the summer heat, according to the amount of fruit plant nitrogen fertilizer germination, after the summer heat...
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