In order to speed up the off-season greening, it is necessary to prepare the site in advance. Seedlings can be planted on demand, so as to avoid death caused by delayed planting of seedlings. The soil planted out of season must have sufficient thickness, fertile and loose soil, and good permeability and drainage. Before planting or sowing, the physical and chemical properties of the soil in this area should be analyzed, and corresponding measures such as disinfection, fertilization and soil should be taken.
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