Jujube management: what is the fruit shrinking disease of winter jujube?
What is the fruit shrinkage disease of winter jujube? What caused it? How to prevent and cure the fruit shrinkage disease of winter jujube is mainly caused by wind, rain and pests, which is caused by excessive application of nitrogen fertilizer, dense branches and leaves and poor ventilation. Can refer to the following methods for prevention and control: 1, to strengthen orchard management, increase the application of organic fertilizer and phosphorus, potassium fertilizer, rational application of nitrogen fertilizer, boron, calcium and other fertilizers. 2. Scientific shaping and pruning to make the crown ventilated and transparent. And timely prevent the occurrence of prick-sucking pests, such as scale insects, green bug bugs, jujube wall lice and leafhoppers. 2. In the middle and last ten days of August before and after the onset of the disease, streptomycin was sprayed with 100,140 international units / ml of streptomycin for 3-5 times every 7 days. At the same time, adding 5000 times of 20% methamphetamine or 1000-1500 times of EC can kill disease-transmitting insects. Click to get more jujube planting techniques click to get more fruit planting techniques
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Sugarcane planting technology: why should sugarcane cultivate soil?
Why should sugarcane be cultivated? What are the benefits of sugarcane cultivation? How to cultivate sugarcane? Please introduce the benefits and methods of cultivating sugarcane through the planting network one by one, which are listed below for netizens' reference. Sugarcane cultivates soil because sugarcane borer (heart borer) not only harms sugarcane seedlings and leads to withered seedlings, but also.
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Jujube management: why does winter jujube not bear fruit?
Why didn't winter jujube bear fruit? Please introduce the reasons and solutions the main reasons for the failure of winter jujube are as follows: 1. There are three main reasons for the lack of fertilization last year, especially the insufficient application of organic fertilizer, because the bud stage of winter jujube is also the period of rapid growth of jujube hanging, and the jujube head grows vigorously in the early flowering stage.
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