1. Black potato has a short growth period, requires relatively concentrated fertilizer, and applies high-quality organic fertilizer, diammonium phosphate and urea. After fertilization, the soil is deeply cultivated. The black potato planting should be thin and should not be dense. It can be pressed and ridged in time after sowing. At the same time, the herbicide and the new high-fat film are mixed and controlled, and the mulch is covered. 2. Field management. After the seedlings are unearthed, it is necessary to break the membrane and release the seedlings in time, and seal the seedling holes with wet soil. When the seedlings are out, in order to promote the early emergence of the seedlings, the leaves can be sprayed with the fruit of the fruit; during the flowering period, the flower buds are removed in time. In order to increase the rate of large potatoes, the leaves can be sprayed with fruit and fruit. The main disease of black potatoes is late blight, and the pests are aphids and ladybugs. The prevention and treatment of drugs must be selected in turn for the use of highly targeted agents, and together with the new high-fat film, improve the control effect and reduce the amount of pesticides. Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone Product categories of Geomembrane Welding Machine, we are specialized manufacturers from China, Geomembrane Hdpe Liner Welding Machine, Waterproofing Hdpe Geomembrane Welding Machine suppliers/factory, wholesale high-quality machine of Geomembrane welding R & D and manufacturing, we have the perfect after-sales service and technical support. Look forward to your cooperation! Geomembrane Welding Machine,Geomembrane Hdpe Liner Welding Machine,Waterproofing Hdpe Geomembrane Welding Machine,Hdpe Geomembrane Welding Machine Wuxi DIZO Ultrasonic Technology Company , https://www.dizosonic.com
How to manage black potatoes scientifically