MySheen

Control of Maize Red Leaf Disease

Published: 2024-11-22 Author: mysheen
Last Updated: 2024/11/22, Symptom Huangzao four groups of improved varieties in the filling period in the event of low temperature, overcast and rain, the leaves turn red, which is called red leaf disease. The cause of the disease is related to the rapid filling of this variety, when a large number of synthetic sugars cannot be rapidly transformed into anthocyanins and green leaves turn red due to metabolic disorders. Prevention and control methods (1) serious occurrence areas, not in.

Symptom Huangzao four groups of improved varieties in the filling period in the event of low temperature, overcast and rain, the leaves turn red, which is called red leaf disease. The cause of the disease is related to the rapid filling of this variety, when a large number of synthetic sugars cannot be rapidly transformed into anthocyanins and green leaves turn red due to metabolic disorders. Prevention and control methods (1) serious occurrence areas, do not plant on sticky wetlands. (2) pay attention to prevent low temperature and increase the application of phosphorus and potassium fertilizer.

 
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