How to manage vegetables in hot weather

(1) water. Choose early morning or evening, irrigate with well water or low-temperature river water evenly and thoroughly, and keep the soil moist. Conditional sprinkler irrigation or foliar water spraying can be used. (2) fertilization. According to the types and varieties of vegetables and the needs of different growth periods, nitrogen, phosphorus and potassium fertilizers should be reasonably applied to enhance the stress resistance of vegetables. (3) Covering and cooling. Set up a shed to cover the sunshade net, and spread broken straw between crops. For bare fruits, weeds, old newspapers and other things can be covered. (4) Prevention and control of pests and diseases. Common diseases include soft rot of leafy vegetables, virus disease, downy mildew, melon downy mildew, anthracnose, blight, blight, powdery mildew, rust, bean blight and virus disease, eggplant early blight, late blight, bacterial wilt, gray mold and virus disease. Common pests are Plutella xylostella, Pieris rapae, Spodoptera exigua, Lepidoptera, Liriomyza sativae, aphids and so on. Pay attention to timely prevention and control. As long as management is strengthened, vegetables can grow normally in high temperature season, and vegetable farmers will also have good benefits.