Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Penetrometer resistance, matric potential, and air-filled porosity (assumes density of solids, 2.65g cm−3) as a function of soil dry bulk density (mean values ±SEM, n=3 replicates)
| Dry bulk density (g cm−3) | Penetrometer resistance (MPa) | Matric potential (–kPa) | Air-filled porosity (cm3 cm−3) |
|---|---|---|---|
| 1.0 | 0.46±0.060 | 38±0.5 | 0.42 |
| 1.2 | 1.05±0.069 | 39±1.1 | 0.31 |
| 1.3 | 1.40±0.035 | 38±7.8 | 0.25 |
| 1.4 | 2.64±0.26 | 55±0.6 | 0.19 |
| 1.5 | 3.92±0.41 | 61±3.8 | 0.13 |
