P. sibirica 第1页

Palynological Study on the Origin and Systematic Evolution of Kernel-using Apricots Palynological Study on the Origin and Systematic Evolution of Kernel-using Apricots Occurrence of Pinus sibirica Du Tour in Da Hinggan Mountains Effects of Water Conditions on Proline and Chllorophy Contents in Pinus koraiensis and Pinus sibirica