First, a reasonable regulation of temperature and humidity When the temperature reaches below 8 °C, it is necessary to buckle the shed in time. The area along the mountain along Baotou City is generally buckled at the end of September, covered with plastic film, and the film is suitable for black or white transparent film. The method of adjusting the temperature is mainly heating heating, ventilation, use shading net. Second, scientific fertilization irrigation 1, Shi Jifei: Before planting high-quality farmyard fertilizer 3000-5000 kg per mu, 100 kg per mu compound fertilizer. 2. Top dressing: top dressing 4-5 times a year, namely before the cover film, fruit enlargement period, start harvest period, harvest period, plant recovery period. Topdressing with nitrogen fertilizer, phosphorus and potassium compound fertilizer, every 10 kg per mu. 3, outside the root dressing: leaf to the beginning of flowering stage spraying 0.2% potassium dihydrogen phosphate two times, full flower spray 0.3% borax. 4. Irrigation: Drip irrigation, mainly in the bud, early flower, late flowering, fruit enlargement and fruit ripening, combined with topdressing irrigation once. In case of rain, we must pay attention to drainage. Third, growth period pruning Remove old leaves, diseased leaves, diseased fruit, dead seedlings and grape stems. Four, thinning and fruit thinning Generally, 12-14 fruits are left in inflorescence, 6-8 fruits are left in second order, and small flowers, small fruits and malformed pests and fruits that occurred in later stages are removed. V. Pest Control Control powdery mildew, gray mold with thiophanate-methyl, captopril, carbendazim agent. Control locusts, spider mites can be used imidacloprid, cypermethrin, deltamethrin and other agents. The use of various agents was alternated, and medication was stopped one month prior to fruit picking.
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