Fig. 5From: Genome-wide expression profiling of leaves and roots of watermelon in response to low nitrogenN concentration of leaf (a, b), stem (c, d) and root (e, f) of watermelon seedlings grown under hydroponic conditions at different levels of N (0.2 mM, 4.5 mM and 9 mM). Different letters indicate significant differences by Duncan’s multiple range test at P ≤ 0.05. DAT: Days after treatmentBack to article page