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Dynamics of stomatal adaptation in rose leaves exposed to long ...

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Transpiration rate<br />

(mmolm -2 s -1 )<br />

S<strong>to</strong>matal responses <strong>to</strong> desiccation<br />

1.6<br />

1.2<br />

0.8<br />

0.4<br />

0<br />

100<br />

80<br />

60<br />

40<br />

RWC (%)<br />

20<br />

60<br />

90%<br />

0<br />

Transpiration rate<br />

(mmolm -2 s -1 )<br />

1.6<br />

1.2<br />

0.8<br />

0.4<br />

Horticultural Supply Cha<strong>in</strong>s<br />

0<br />

0 50 100 150 200 250<br />

time (m<strong>in</strong>)<br />

Relative Water Content=[(FW-DW)/SFW<br />

Content=[(FW DW)/SFW-DW)]*100 DW)]*100<br />

• Iwan<strong>of</strong>f effect<br />

• High RH affects speed and degree <strong>of</strong> s<strong>to</strong>mata closure<br />

• End value can be mislead<strong>in</strong>g<br />

60%<br />

90%

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