The 1 mol/L, 3 mol/L and 5 mol/L HCl solutions were employed to leach two palygorskites with different trioctahedral con......

九岭山脉植物区系发生历史悠久,对研究我国早期种子植物演化、动植物迁徙、物种分布格局均具有重要作用。为探讨九岭山脉种子植物......