Sowing and seedling cultivation method for shaniodendron subaequale

A sowing and seedling cultivation method for Shaniodendron subaequale, comprising:

• seed collection:
• collecting seeds of Shaniodendron subaequale from mid-September to early-October each year;
• seed treatment:
• removing impurities and air-drying the seeds until a seed moisture content is 8% to 10%;
• seed storage:
• performing sand storage on disinfected seeds for overwintering by using a sand-seed-sand layering method;
• controlling a relative humidity to 15% to 20% during a first month of the sand storage, controlling the relative humidity to 21% to 25% from a second month to a beginning of a third month of the sand storage, and controlling the relative humidity to 30% to 50% during a later period of the sand storage;
• and performing turning and disinfection on the disinfected seeds during the sand storage to obtain seeds after sand storage;
• sowing:
• sowing the seeds after sand storage on a seedbed when a seed germination rate reaches 20% to 30% in a following year, and covering the seeds after sand storage with a layer of soil and a layer of dry grass, sequentially;
• and
• seedling management:
• removing the layer of dry grass gradually when cotyledons of 20% to 30% of seedlings are unfolded, and performing the seedling management.