Larix kaempferi Carr. seedlings were more photophilic and had strong photosynthetic capacity, which were not prone to photoinhibition,while Larix gmelinii Rupr. seedlings were more shade-tolerant.

• 日本落叶松幼苗较喜光，光合作用能力较强，不易发生光抑制，而兴安落叶松幼苗较耐阴。