How to control the brown spot of honeysuckle
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Last Update: 2016-01-05
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Source: Internet
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Author: User
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Agricultural measures, combined with autumn and winter pruning, remove the diseased branches and buds, clean the ground leaves and burn them intensively or bury them deep, so as to reduce the source of pathogens In the early stage of the disease, the diseased leaves should be removed to prevent the spread of the disease Strengthen the cultivation management and improve the plant disease resistance Increase the application of organic fertilizer, control the application of nitrogen fertilizer, and apply more phosphorus and potassium fertilizer, so as to promote the growth of the tree and improve the disease resistance At the beginning of the disease, 70% methyl sulphur carbendazim wettable powder 800 times liquid + new high fat film spray was used to prevent and cure, spraying 1 times every 7-10 days and spraying 2-3 times.
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