Table 2 Distribution patterns of P. euphratica populations in the lower reaches of the Tarim River.

From: Change in Spatial Distribution Patterns and Regeneration of Populus euphratica under Different Surface Soil Salinity Conditions

Tree age

DI

PAI

I δ

C A

m *

K

t

F

Distribution patterns

Seedlings

1.32

2.13

2.19

1.13

0.61

0.88

2.22

1.33

Aggregated

Young trees

1.14

1.29

1.31

0.29

0.60

3.46

0.93

1.14

Aggregated

Middle-aged trees

1.37

1.46

1.42

0.36

1.14

2.17

2.47

1.32

Aggregated

Mature trees

1.75

1.72

1.75

0.72

1.79

1.39

5.18

1.77

Aggregated

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