Fig. 4From: Exogenous trehalose improves growth under limiting nitrogen through upregulation of nitrogen metabolismThe contents of Glycollate (a), Glyoxylate (c), 2-OG (d) and activity of GO (b) in the youngest fully expanded leaf after different treatment for 0, 2, 7, 14 and 21 days. Values represent the mean ± SE of 5 individual plants. Within each set of experiments, the different letters indicate significant differences (P < 0.05)Back to article page