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5 不同种群新疆野杏天然更新幼株特征的差异(平均值±标准差)

Table 5 Differences in natural regeneration characteristics of Prunus armeniaca young plants in different populations in Xinjiang (mean ± SD)

分布区域 Distribution area	林分密度 Density of forests		野杏幼株个体特征 Individual characteristics of P. armeniaca seedlings
分布区域 Distribution area	密度 Density (plant·hm^-2)	野杏占比 P. armeniaca proportion (%)	密度 Density (plant·hm^-2)	基径 Basal diameter (cm)	高度 Height (cm)	冠幅 Canopy (cm)
DXG	542 ± 95^a	44.0	288 ± 202^a	2.0 ± 0.2^a	93.7 ± 7.1^a	53.3 ± 5.5^a
XHG	583 ± 14^a	100.0	554 ± 684^a	1.2 ± 0.1^b	56.5 ± 4.4^b	27.7 ± 3.7^b
XMHE	283 ± 72^b	55.9	132 ± 74^a	2.1 ± 0.2^a	90.2 ± 8.6^a	38.4 ± 6.0^b