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Table 2 Differences in drainage efficiency for soil columns

From: Installing artificial macropores in degraded soils to enhance vertical infiltration and increase soil carbon content

Rainfall intensity (mm/h)

Drainage efficiency drainage total rainfall

No macropore

Empty macropore

Macropore with glass fiber fillings

2

1.00

1.00

1.00

4

1.00

1.00

0.98

20

0.19

0.92

0.34

80

0.08

0.28

0.08

  1. 1 means perfect drainage, while 0 means emergence of surface runoff.