1. When the average outdoor temperature is higher than 18°C, it can be produced in open field, but it is necessary to properly shade, avoid direct light, and spray more water to maintain proper temperature; during the high temperature season in summer, shade and spray water cooling measures should be adopted to make the temperature Keep it within 35°C, otherwise the buds will stop growing; in winter, early spring and late autumn, greenhouses and greenhouses can be used for production. The most suitable temperature for the seed buds of Toona sinensis is 15°C-28°C, and the temperature requirement should be met first. 2. From the perspective of saving land, three-dimensional cultivation can be adopted. The cultivation frame is made of angle iron, steel bars, bamboo rods, wooden rods and other materials. Cultivating and erecting 3 layers - 5 layers, each layer spacing 30 cm - 40 cm, depending on the seedling tray and set, in order to facilitate the operation, the height is generally not more than 1.65 meters is appropriate. 3. It is better to use light plastic products for seedling trays, which can reduce the weight of the cultivation rack. Seedlings are 60 cm long, 25 cm wide and 5 cm high for easy movement and harvesting. 4. Cultivated soil can be smashed and sifted by the slag, and the turfgrass soil, washed sand and the like after high temperature sterilization are mainly used. 5. Spray setting: The growth cycle of the toon bud is short. The water holding capacity in the substrate can basically meet the water requirement of the bud during the whole growth period. After the bud grows out of the substrate, spray it regularly, and do not spray water or splash water. 6. The site selection should be based on changes in the season.
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