From CBC News: Researchers at the University of Ottawa are developing a hand-held device they hope will revolutionize cannabis production by giving growers the ability to test the ratio of THC to CBD in their plants.

October 19, 2019
From CBC News: Researchers at the University of Ottawa are developing a hand-held device they hope will revolutionize cannabis production by giving growers the ability to test the ratio of THC to CBD in their plants.