300 dpi: (d2343-1.jpg)
640 pixels wide: (d2343-1.jpg)
![]() Image Number D2343-1 |
Bulk hardwood biochar prior to application on plots near Ames, Iowa.
Photo by David Laird.
300 dpi: (d2343-1.jpg)
640 pixels wide: (d2343-1.jpg)
![]() Image Number D2343-1 |
Bulk hardwood biochar prior to application on plots near Ames, Iowa.
Photo by David Laird.