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A, Estimated stromal DMSP concentrations in W. biflora chloroplasts compared with published values for Gly betaine (GB) in spinach chloroplasts. B, Leaf osmotic pressures. Open and solid bars are mean values for unsalinized and salinized plants, respectively. Error bars indicate sd values. WB, Data for W. biflora; S1, data for spinach from Schröppel-Meier and Kaiser (1988); and S2, data for spinach calculated from Robinson and Jones (1986).
