300 dpi: (d2497-1.jpg)
640 pixels wide: (d2497-1.jpg)
![]() Image Number D2497-1 |
Subsurface compaction can be tested by measuring soil penetration resistance with a penetrologger.
Photo by James Foerster.
300 dpi: (d2497-1.jpg)
640 pixels wide: (d2497-1.jpg)
![]() Image Number D2497-1 |
Subsurface compaction can be tested by measuring soil penetration resistance with a penetrologger.
Photo by James Foerster.