一、地块准备选择地势比较平坦、土层深厚、肥力中等的川台地或梯田地,播前施肥,深耕耙耱,使土壤达到平整、绵软、无根茬、石块。覆膜前667平方米施农家厩肥4000千克左右,尿素20千克,过磷酸钙50千克或二铵50千克加有机肥50千克。二、种子保存及处理1.种子保存。牡丹种子在自然成熟后,由于种子内部的内源抑制物质会严重影响种子的萌发 First, the plots to choose a relatively flat topography, deep soil, medium fertility Chuantai or terraced fields, before sowing fertilization, cultivating harrows, so that the soil reaches a flat, soft, stubble-free, stones. 667 square meters before applying filming farm manure 4000 kilograms, urea 20 kilograms, 50 kilograms of superphosphate or 50 kilograms of diammonium plus 50 kilograms of organic fertilizer. Second, seed preservation and processing 1. Seed preservation. After the peony seeds are naturally matured, the germination of the seeds is severely affected by the endogenous inhibitory substances inside the seeds