1. Breeding resistant varieties. There is a difference in disease resistance among varieties. In production, planting resistant varieties can control the occurrence of top rot.
2. Chemical control. At the beginning of the disease, we can choose the chemical control, commonly used drugs, 50% carbendazim WP, 75% chlorothalonil WP, 80% mancozeb WP, watered leaf spray.
3, cut off diseased leaves. For heavier diseased plants in which the heart and leaves of the corn have been distorted and rotted, scissors may be used to cut the leaves over the tassels to facilitate the normal spearheading of the tassels, and the diseased leaves taken out of the fields are buried deep.
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