新疆野杏天然更新幼株的个体特征及空间分布格局

石荡, 郭传超, 蒋南林, 唐莹莹, 郑凤, 王瑾, 廖康, 刘立强

Characteristics and spatial distribution pattern of natural regeneration young plants of Prunus armeniaca in Xinjiang, China

SHI Dang, GUO Chuan-Chao, JIANG Nan-Lin, TANG Ying-Ying, ZHENG Feng, WANG Jin, LIAO Kang, LIU Li-Qiang

表4 新疆野杏种群聚集类型判断标准

Table 4 Cluster type judgment criteria of Prunus armeniaca populations in Xinjiang

分布类型 Distribution pattern 格局指数 Pattern index C I m* PAI Ca K Iδ 聚集 Cluster > 1 > 0 >$\bar{X}$ >1 >0 >0 >1 随机 Random 1 0 $\bar{X}$ 1 0 0 1 均匀 Uniform <1 <0 <$\bar{X}$ <1 <0 <0 <1