Fig. 4From: Impact of water deficit on the development and senescence of tomato roots grown under various soil textures of Shaanxi, ChinaAuxin (IAA) and abscisic acid (ABA) contents (ng g−1 FW) in leaves and roots of tomato plants under soil water contents of 75–70% and 55–50% in the different soil textures of China. Treatment values presented for comparison are the means of three replications (± SE, standard error). Means followed by different letters are significantly different (p ≤ 0.05) according to Tukey’s testBack to article page