MySheen

What is lotus root black spot? How to prevent and cure it?

Published: 2024-11-22 Author: mysheen
Last Updated: 2024/11/22, What is lotus root black spot? How to prevent and cure it? Please introduce that the black spot of lotus root shows a small needle-like yellow-brown spot at the initial stage, and the whole leaf is covered with disease spots with wheel lines in the later stage, causing half-leaf or whole leaf to dry up. Prevention and treatment: increase the application of phosphorus and potassium fertilizer and avoid partial application of nitrogen fertilizer. In winter, the diseased and residual leaves were thoroughly removed and burned in the field, and removed at the initial stage of the disease.

What is lotus root black spot? How to prevent and cure it? Please introduce that the black spot of lotus root shows a small needle-like yellow-brown spot at the initial stage, and the whole leaf is covered with disease spots with wheel lines in the later stage, causing half-leaf or whole leaf to dry up. Prevention and treatment: increase the application of phosphorus and potassium fertilizer and avoid partial application of nitrogen fertilizer. In winter, the diseased and residual leaves were thoroughly removed and burned in the field, and the diseased leaves were removed and sprayed at the initial stage of the disease. Commonly used 70% thyroid 1000 times liquid or 65% Dyson zinc 600 times solution, or 1 rig 1rig 160-200 times Bordeaux solution, spray every 10 days, a total of 2-3 times. Click to get more lotus root planting techniques click to get more vegetable planting techniques

 
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