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How to prevent and cure longan algal spot disease?

Published: 2024-11-05 Author: mysheen
Last Updated: 2024/11/05, How to prevent and cure longan algal spot disease? Please introduce the prevention and control methods of longan algal spot: first, strengthen cultivation management. To improve the environmental conditions of the orchard, especially to do a good job of ventilation and light, pay attention to waterlogging and drought prevention, increase the application of organic fertilizer, more phosphorus and potassium fertilizer, in order to enhance the tree potential and improve disease resistance. Clear the diseased leaves, set.

How to prevent and cure longan algae spot disease? Please introduce the methods of prevention and treatment of longan algae spot disease: 1. Strengthen cultivation management. In order to improve the orchard environmental conditions, especially ventilation and light transmission, attention should be paid to flood and drought prevention, organic fertilizer should be applied, phosphorus and potassium fertilizer should be applied more, so as to strengthen the tree vigor and improve the disease resistance. Remove diseased leaves and burn them intensively to reduce infection sources. II. Spray control. During the period of disease, 0.5% lime equivalent Bordeaux mixture was sprayed 1 to 2 times in seriously ill orchard. Click for more longan planting technology Click for more fruit planting technology

 
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