September is still a season of high temperature and humidity, frequent pests and diseases, fruit farmers should strengthen the management of the orchard according to the situation of their own orchard. It is recommended that the production management of cherry, kiwi, jujube and mulberry in September should be carried out as follows: Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone
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Cherry tree
The current management focus is to continue to control cherry leaf spot and brown spot perforation, and the drug control can be used with 30% tetrozin carbendazim suspension 800 times + silicone exhibitant.
Kiwi
At present, the cultivation of kiwifruit in the open field should do the following work: 1. Pest control. Focus on the prevention and treatment of kiwi black spot, gray spot, leaf mites and so on. The following formulas can be used alternately: 12.5% ​​kungfu 1500 times + 80% mancozeb 600 times + silicone spreading agent. 210% imidacloprid 2500 times +60% Baitai (60% oxazolidine 1500 times) + silicone exhibiting agent.
2, fat. According to the tree potential and the amount of fruit, 45% compound fertilizer 15~25 kg/mu can be applied; the leaf surface is sprayed with 0.3% potassium dihydrogen phosphate solution twice, at intervals of about 10 days.
jujube
Fruits are swollen quickly, and topdressing, pest control and ground management should be done in time. 1, foliar topdressing can choose Youjie high calcium, amino acid liquid fertilizer, etc., can be combined with pest control. 2. Pest control. September is a high-risk period of jujube rust, jujube anthracnose, and moth-like pests, all of which must be taken seriously. For the chemical control, the following formula can be used: 12.5% ​​kungfu 1500 times + 10% difenoconazole water dispersible granules 1500 times + silicone exhibiting agent. 220% diflubenzuron 5000 times +60% Baitai (60% oxazolone sensation) 1000 times + silicone exhibiting agent, each treatment interval of 10 to 15 days, the drug is used alternately.
Fruit mulberry
1. After the short cut in June, the new shoots sprout more and grow faster, and should be trimmed at the beginning of August. Because the bottom new shoots are susceptible to diseases, insect pests, and consume a lot of nutrients, the bottom side branches should be erased, and 4 to 5 top shoots should be kept to ensure the growth of new shoots and flower bud differentiation, laying the foundation for production in the coming year.
2. Protect the blades. At present, the main mulberry leaves are mainly lepidopteran pests such as moth, moth, etc., and should be properly controlled by chemicals. 25% chlorfenapyr 2000 times + silicone spreading agent, or 20% diflubenzuron 4000 times + organic Silicon spreading agent.
