Measure

Prairie Compost

Bluegrass

Time to runoff (min)

78a

19a

Min. infiltration rate (mm・h−1)

63a

52b

Water increase (m・m−1)

0.11a

0.11a

Runoff acceleration (m・h−2)

3.8b

24.6a

Sediment loss (kg・ha−1・h−1)

25b

119a

Sediment concentration (g・L−1)

0.25a

0.28a

Ortho-P (mg・L−1)

0.62a

1.08a

Ortho P load (kg・ha−1)

0.057b

0.410a

Total-ortho-P (mg・L−1)

0.08a

0.21a

Total-ortho-P (kg・ha−1)

0.006b

0.078a