First, management
In May, cucumbers in the open season have entered a period of high production, which is also a period of high incidence of diseases, insect pests and droughts. Pay attention to deepen the drainage ditch, timely irrigation and supplement fertilizer, often keep the soil moist, but can not have water. Cucumber in open areas should also be reinforced to prevent the wind from blowing the cucumbers.
Second, the pest
As with greenhouse cucumber pest control methods, special attention should be paid to the occurrence of downy mildew, bacterial angular spot disease, and spotted leaf fly (also known as leaf nematode).
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