The disease of cucumber should be prevented and treated in time. The rot of the graft interface is generally caused by the virus. The diseases of the stems and the graft interface of the infested cucumber are root rot, blight, blight, blight and sclerotinia. The main symptoms are water-soaked, softened and contracted. In severe cases, the epidermis is intact, the internal rot is stinky, and the microtubule bundle does not change color. It occurs mostly near the graft interface; infects the graft interface and flows out amber or white gel.
Prevention
1. The first symptom is mainly caused by the infection of the epidemic disease. According to the requirements of plant protection, it can be combined with the spraying of the targeted agent such as nail cream copper and chlorophyll, and the root can be combined with the root candulation. Effectiveness, improve the utilization rate of active ingredients of the drug, and consolidate the control effect.
2, the second symptom is mainly caused by the infection of blight and blight. For the blight, spray the drug such as Baccarat and prochloraz, and spray the new high-lipid film 800 times. Effectiveness, improve the utilization rate of active ingredients of the medicament; use the carbendazim, potassium permanganate and other agents to control the root wilt, and spray a new high-lipid film 800 times to consolidate the control effect.
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