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Microenvironment temperature in winter. Significant differences among the treatments are indicated by different letters at P < 0.05.
| Treatments | Temperature of air near plants (ºC) | Temperature of water around plants (ºC) | ||||
|---|---|---|---|---|---|---|
| Mean | Max. | Min. | Mean | Max. | Min. | |
| Low nutrient + water drawdown | 6.41c | 16.1 | −2.8 | |||
| Low nutrient + constant water level | 8.09b | 14.1 | −1.2 | |||
| High nutrient + water drawdown | 6.33d | 17.1 | −4.0 | |||
| High nutrient + constant water level | 8.10a | 11.1 | 5.2 | |||
