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8 不同生境5 m × 5 m样方尺度下新疆野杏幼株的分布格局

Table 8 Distribution pattern of Prunus armeniaca young plants at 5 m × 5 m quadrat scale in different habitats in Xinjiang

分布区域 Distribution area 样地 Sample plot 格局指数 Pattern index 分布类型 Distribution pattern C I m* PAI Ca K Iδ DXG A1 3.318 2.318 3.130 3.853 2.853 0.351 3.897 C A2 2.089 1.089 1.464 3.904 2.904 0.344 4.267 C A3 - - - - - - - - B1 0.167 -0.833 2.167 0.722 -0.278 -3.600 0.762 U B2 2.086 1.086 1.986 2.207 1.207 0.828 2.222 C B3 - - - - - - - - C1 1.603 0.603 1.403 1.754 0.754 1.327 1.759 C C2 2.556 1.556 1.931 5.148 4.148 0.241 5.333 C C3 1.787 0.787 1.168 3.065 2.065 0.484 3.150 C XHG A4 - - - - - - - - A5 - - - - - - - - A6 - - - - - - - - B4 0.983 -0.017 2.841 0.994 -0.006 -171.429 0.995 U B5 0.370 -0.630 3.870 0.860 -0.140 -7.147 0.889 U B6 0.391 -0.609 3.991 0.868 -0.132 -7.557 0.889 U C4 2.686 1.686 2.186 4.371 3.371 0.297 4.471 C C5 2.093 1.093 1.734 2.705 1.705 0.587 2.730 C C6 2.035 1.035 1.678 2.610 1.610 0.621 2.632 C XMHE A7 1.578 0.578 0.765 4.082 3.082 0.325 5.333 C A8 2.429 1.429 1.866 4.265 3.265 0.306 4.571 C A9 0.933 -0.067 0.058 0.467 -0.533 -1.875 0.000 U B7 1.000 - 0.125 1.000 - - - R B8 1.000 - 0.125 1.000 - - - R B9 0.500 -0.500 0.071 0.125 -0.875 -1.143 1.167 U C7 1.862 0.862 1.347 2.774 1.774 0.564 2.831 C C8 1.644 0.644 1.103 2.401 1.401 0.714 2.449 C C9 1.442 0.442 0.942 1.884 0.884 1.132 1.905 C