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

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Measurements (Exp. 2)<br />

Leaf expansion was followed daily (measur<strong>in</strong>g leaf length <strong>of</strong> <strong>to</strong>p 5 <strong>leaves</strong>)<br />

Fully developed leaf (100% FLE)→ leaf length is constant for 3<br />

consecutive days<br />

criterion = 100%FLE and not time <strong>in</strong> the new humidity (Exp.1)<br />

S<strong>to</strong>matal responses <strong>to</strong> desiccation <strong>in</strong> fully expanded <strong>leaves</strong><br />

(3 repetitions, n>18)<br />

Similarly <strong>to</strong> Exp. 1:<br />

Rehydrated term<strong>in</strong>al (detached) leaflets<br />

RH :50±3 %, T:21 o C (1.47 kPa VPD),& 50 µmol m -2 s -1<br />

Transpiration rate measured gravimetrically<br />

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

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