Potato ring rot symptoms:
Potatoes infected with ring rot will have symptoms such as slow plant growth, shortened internodes, thinness, reduced branching, and small leaves. After storage, the potato skin will turn brown, and the potato tail will shrink and sag. There is also a yellow pus overflow in the rot. The potato tubing cortex and the pith are easy to separate, and the soft rot fungus often infects twice, causing the potato to rot rapidly.
Potato ring rot prevention and control measures:
1. Select disease-free potato pieces from the disease-free fields, strictly select them before planting and disinfect them. Use seed ash and new high-fat film to mix seeds and plant them under the seeds to reduce the infection of the bacteria. 2, in the growing season, loose soil, soil ridges, watering, cultivating and weeding, rational fertilization, spraying the fruit and fruit, improve the ability of potatoes to absorb water, enhance immunity, and ensure high yield and yield of potatoes. 3, in the early stage of the disease should be sprayed with targeted drugs for prevention and treatment, and with the application of a new high-lipid film 800 times liquid to enhance the efficacy, improve the utilization of active ingredients of the drug; at the same time should remove the diseased body in time, bring out the field to burn out, To reduce the source of pathogens in the field.
Total 1 | <First <Prev 1 Next> Last> |
share to:
The grow light fixtures in this category all come with dimmers, which allows for dimming. Plant growers can adjust the illumination according to the needs of different growth stages of the plant, so as to provide the most suitable lighting environment for growth. At the same time, it can be connected to the controller, up to 100 at a time. Synchronous dimming saves time and effort, which is especially suitable for commercial greenhouses.
Dimmable Grow Light,Grow Light Fixtures,Grow Light Spectrum,Indoor Garden Light
GuangDong One World High-tech Co., Ltd. , https://www.maksdep.com