①选择采收后不超过两年的饱满健康的新鲜种子。②用50℃左右温水浸泡种子24小时,再用稀盐酸或稀硫酸浸泡10～15分钟,随即用清水充分洗净表面余酸;也可用同体积粗砂与种子混和,装入搅拌器中搅拌,或装入布袋、盆钵、臼钵中揉捣(勿过用力,以免砸碎种仁),至硬种壳(中种皮)局部擦伤即可;还可用锉刀锉伤种子尖端(以刚锉穿硬种皮为度)。③用清洁沙壤土、河砂、珍珠岩等保水、透气 ① Choose a healthy, healthy, fresh seed that has not harvested more than two years after harvesting. ② soak the seeds with warm water at about 50 ℃ for 24 hours, and then dilute hydrochloric acid or dilute sulfuric acid soak 10 to 15 minutes, then wash with water sufficient surface acid; also available with the same volume of sand and seed mixing, into the mixer stirring , Or into the bag, pots, mortar mortar (not force, so as not to smash the seed), to the hard seed shell (in the seed coat) local abrasion can also file rasp seed tips Just wear hard seed leather for the degree of the file). ③ with clean sandy loam, river sand, perlite, water, breathable