Increase in isoprene and monoterpene emissions after re-watering of droughted Quercus ilex seedlings
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Increase in isoprene and monoterpene emissions after re-watering of droughted Quercus ilex seedlings. / Peñuelas, J.; Filella, I.; Seco, R.; Llusià, J.
I: Biologia Plantarum, Bind 53, Nr. 2, 2009, s. 351-354.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Increase in isoprene and monoterpene emissions after re-watering of droughted Quercus ilex seedlings
AU - Peñuelas, J.
AU - Filella, I.
AU - Seco, R.
AU - Llusià, J.
PY - 2009
Y1 - 2009
N2 - We followed the diurnal cycles of isoprenoid emissions from Quercus ilex seedlings under drought and after re-watering. We found that Quercus ilex, generally considered a non-isoprene emitter, also emitted isoprene although at low rates. The emission rates of isoprene reached 0.37 ± 0.02 nmol m-2 s-1 in controls, 0.15 ± 0.03 nmol m-2 s-1 under drought and 0.35 ± 0.04 nmol m-2 s-1 after re-watering, while emission rates of monoterpenes reached 11.0 ± 3.0, 7.0 ± 1.0 and 23.0 ± 5.0 nmol m-2 s-1, respectively. Emission rates recovered faster after re-watering than photosynthetic rate and followed diurnal changes in irradiance in controls and under drought, but in leaf temperature after re-watering.
AB - We followed the diurnal cycles of isoprenoid emissions from Quercus ilex seedlings under drought and after re-watering. We found that Quercus ilex, generally considered a non-isoprene emitter, also emitted isoprene although at low rates. The emission rates of isoprene reached 0.37 ± 0.02 nmol m-2 s-1 in controls, 0.15 ± 0.03 nmol m-2 s-1 under drought and 0.35 ± 0.04 nmol m-2 s-1 after re-watering, while emission rates of monoterpenes reached 11.0 ± 3.0, 7.0 ± 1.0 and 23.0 ± 5.0 nmol m-2 s-1, respectively. Emission rates recovered faster after re-watering than photosynthetic rate and followed diurnal changes in irradiance in controls and under drought, but in leaf temperature after re-watering.
KW - Light-dependent emissions
KW - Net photosynthetic rate
KW - PTR-MS
KW - Stomatal conductance
KW - Temperature-dependent emissions
KW - VOCs
U2 - 10.1007/s10535-009-0065-4
DO - 10.1007/s10535-009-0065-4
M3 - Journal article
AN - SCOPUS:70349303623
VL - 53
SP - 351
EP - 354
JO - Biologia Plantarum
JF - Biologia Plantarum
SN - 0006-3134
IS - 2
ER -
ID: 234282818