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Table 4.

The effect of temperature and photoperiod during deacclimation of oilseed rape on stem elongation during reacclimation and the osmotic potential after 4 weeks of reacclimation at +2 °C

Temperature during Photoperiod during Stem elongation (cm) Osmotic potential (MPa)
deacclimation(°C; day/night) deacclimation(day length; h) Winter cultivar‘Górczanski’ Spring cultivar‘Star’ Winter cultivar‘Górczanski’ Spring cultivar‘Star’
2/2 (control) 12 0·03 ± 0·01 1·8 ± 0·23 –1·14 ± 0·08 –0·90 ± 0·07
2/12 12 0·04 ± 0·02 1·6 ± 0·18 –1·25 ± 0·17 –1·07 ± 0·11
12/2 12 0·02 ± 0·01 1·9 ± 0·31 –1·19 ± 0·09 –0·88 ± 0·07
12/12 12 0·06 ± 0·03 1·7 ± 0·28 –1·02 ± 0·06 –0·89 ± 0·06
12/12 8 0·03 ± 0·01 1·6 ± 0·34 –1·00 ± 0·08 –0·87 ± 0·04
12/12 16 0·02 ± 0·01 2·2 ± 0·25 –1·05 ± 0·11 –0·81 ± 0·09
12/20 12 0·02 ± 0·02 1·8 ± 0·35 –1·09 ± 0·04 –0·73 ± 0·06
20/12 12 0·15 ± 0·03 3·6 ± 0·41 –1·00 ± 0·06 –0·85 ± 0·03
20/20 12 0·17 ± 0·05 3·2 ± 0·34 –0·96 ± 0·02 –0·67 ± 0·04
20/20 8 0·16 ± 0·06 2·9 ± 0·44 –0·91 ± 0·05 –0·71 ± 0·05
20/20 16 0·18 ± 0·04 3·8 ± 0·27 –0·89 ± 0·07 –0·69 ± 0·03

Mean of 15 replications ± s. e.