(接上期)(3)播种法。牡丹为异花授粉植物,实生苗易有变异,因此播种一般用于新品种选育和繁殖砧木。种子要在八、九月成熟,种皮完全变黑时采收。采后摊放在通风处干燥,8月下旬到9月下旬播种。充分老熟和前一年采收的种子出苗率很低,一般不要采用。播种前用70℃温水浸种24～30小 (Connected) (3) sowing method. Peony is a cross-pollination of plants, seedling easy to mutation, so planting is generally used for breeding new varieties and breeding stock. Seeds should mature in August and September and harvested when the seed coat completely darkens. Post-harvest stalls in the ventilation dry, late August to sow in late September. Fully mature and the seeds harvested the previous year, the emergence rate is very low, generally do not use. Sowing with 70 ℃ warm water before planting 24 to 30 hours