Fig. 2From: The synergistic effect of biochar and poly(2-ethyl-2-oxazoline)/poly(2-hydroxyethylmethacarylate)/chitosan) hydrogels on saline soil properties and carrot productivityFTIR spectra of (a) chitosan, (b) PEtOx, (c) PEtOx-HEMA-CS1, (d) PEtOx-HEMA-CS5 and (e) PEtOx-HEMA-CS10 hydrogelsBack to article page