Table 1 Gradient divisions at monitoring sections in the Lower Tarim River.

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

Mode

Few

Multiple

Scour

Waterlogging

Flooding frequency (times ‧ a−1)

1–2

3–5

6–10

once or more

Flooding duration (d ‧ a−1)

10–20

21–50

5–10

70–90

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