
O2 Grow’s Dennis Clark, pictured here (center), working with Plant Sciences – Professor Sonja Maki and Greenhouse Manager Dan Waletzko from the University of Wisconsin River Falls. Performing controlled studies on vegetables grown indoors.

O2 Grow’s Dennis Clark, pictured here (center), working with Plant Sciences – Professor Sonja Maki and Greenhouse Manager Dan Waletzko from the University of Wisconsin River Falls. Performing controlled studies on vegetables grown indoors.