落叶松种子雪藏后,要在播种前15天左右取出,拿到室外进行日晒,经常上下翻动,使种子受温均匀,促进胚芽萌动。催芽处理的种子有30％裂嘴时即可播种。 After larch seeds are frozen, they should be taken out about 15 days before sowing, get outdoor for sun exposure, and often turn up and down, so that the seeds are evenly heated and germination is promoted. Germinated seeds can be sown when they have 30% of their mouths.