Fig. 4


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Mean dry weight of hydrilla, water stargrass, and Texas wild rice per plot for a) root biomass (F = 3.39, df = 2, P = 0.04), b) shoot biomass (F = 12.5, df = 2, P < 0.001), and c) root to shoot ratio (H = 14.69, df = 2, P < 0.001) based on a one-way ANOVA and Tukey's mean separation test (P < 0.05) or a Kruskal-Wallis test from 0.25 m2 plots. Different letters represent significant differences among biomass and bars represent standard error.

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