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Relative water content and Ψw in sugarcane (A,C) and energy cane plants (B,D) in -Si and + Si under adequate water regime (control) and in WD for a period of 7 to 160 days after transplantation. ** and * significant with 1 and 5% probability, respectively, and ns, not significant by the F-test. Lowercase letters indicate differences in relation to Si and capital letters in relation to water deficit. n = 5. Si × WD: interaction.
