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Long-term respiration ratio (LTR10) of Agrostis scabra and Agrostis stolonifera grown at soil temperatures of 17, 27, and 37 °C for 7, 14, 21, and 28 d. LTR10 was the ratio of the respiration rate of roots grown at 37 °C to those grown at 27 °C (37/27 °C) or the ratio of roots grown at 27 °C to those at 17 °C (27/17 °C). Error bars represent standard errors (n=5).
