TY - Bulletin of Botanical Research A1 - ZHANG Ling;MIAO Yan-Ming;SUN Yong-Xing;BI Run-Cheng* T1 - Analysis of Spatial Pattern and Spatial Association of Pinus tabulaeformis Populations at Different Developmental Stages Y1 - 2012-01-20 JF - Bulletin of Botanical Research JO - Bulletin of Botanical Research SP - 91 EP - 98 VL - 32 IS - 1 UR - https://bbr.nefu.edu.cn N1 - 10.7525/j.issn.1673-5102.2012.01.015 ER -