Fig. 4From: Effects of mepiquat chloride and plant population density on leaf photosynthesis and carbohydrate metabolism in upland cottonChanges of sucrose (a), hexose (b), starch (c), and TNC (d) concentrations as functions of developmental stage in 2019. Each data point represents the mean ± SD (n = 3). At each sampling date, data points not sharing a common letter indicate significant differences at P < 0.05. TNC: total nonstructural carbohydrate. The same as belowBack to article page