Fig. 3From: Root-TRAPR: a modular plant growth device to visualize root development and monitor growth parameters, as applied to an elicitor response of Cannabis sativaPhotos presented sequential development of industrial hemp in the Root-TRAPR system comparing control and chitosan-treated condition from day 0 to day 14. Chitosan treatment was conducted on day 7 of the experiment. Left-panel pictures of each condition show top-view photos taken on a smartphone camera. Right-panel pictures represent root images captured using a WinRHIZO root scannerBack to article page