Fig. 1

Synergistic effect of nitric oxide and arginine on growth and biomass of B. napus grown in salt stress. (A) Root length, (B) Shoot length, (C) Root fresh weight, (D) Root dry weight, (E) Shoot fresh weight and (F) Shoot dry weight. Graph bars presented mean of three replicates ± standard errors in error bars. Different alphabets above graph bars obtained after Duncan’s multiple range test presented mean values are significantly different at p ≤ 0.05.