1.采种与调制选生长健壮,无病虫害的15-30年生树,待蒴果由绿变黄褐色,但不开裂时采种。采种后,晾晒数日,取出种子,去掉混杂物质,在干燥条件下贮藏。 2.种子处理播种前用40-60℃温水浸泡24小时,再用清凉水泡10小时,捞出后放在恒温箱(或炉边、坑头)催芽。催芽过程保持温度20-25℃,每天用20-25℃温水洗一次种子。待种子1/3露白就可播种。 3.整地播种前,深翻育苗地,并施腐熟的有机化肥,用 1. Seed selection and modulation Select robust growth, no pests and diseases of 15-30 year-old tree until the capsules change from green to yellow brown, but no cracking seed. After planting, drying a few days, remove the seeds, remove the mixed material, stored in dry conditions. 2 seed treatment before sowing with 40-60 ℃ warm water soak for 24 hours, and then cool blisters 10 hours, remove and placed in the incubator (or hearth, pit head) germination. Germination process to maintain the temperature 20-25 ℃, 20-25 ℃ with warm water wash the seeds once a day. Seed to be 1/3 of the white can be sown. 3. Before sowing land preparation, deep sub-nursery, and applied maturity of organic fertilizer, with