Climate, Climate Variability and Impacts in the Mediterranean Area: An Overview
43
Table 4a. Isoprene and Monoterpene emission rates of some selected Mediterranean species after
Seufert et al. (1997), Kesselmeier et al. (1998), Kesselmeier and Staudt (1999), and Gabriel et al.
(1999).
Emission rates normalized at 1000 f.Lmol m' s" PAR, 30T
Species
Isoprene f.Lg (g d.w.)' h'
Monoterpenes f.Lg (g d.w.)' h-'
high
low
high
low
Arbutus unedo (strawberry tree)
0.12
Ceanothus leucodermis (chaparral)
0
5
Cistus
./
Citrus sinensis (orange)
./
I - 3
Cypress
0
0.1
Cytisus sp. (broom)
6 - 27
0.5
Erica multitlora (heath)
2
0.03
Erica arborea (tree heath)
6.2 - 20
Eucalyptus
8 - 57
3 - 48
Fig
27
0.2 - 1.6
Helianthus annuns (Suntlowerus)
<0.1
0.7
Lycopersicon esculentum (tomato)
./
13 - 60
Medicago sativa (alfalfa)
./
./
Myrtus communis
25.2 - 137
./
Oleander, Magnolia
./
./
Olive, Cedar
0
0-9
Palmae (various palm trees)
5 - 170
./
Pinus halepensis
./
0.2 - I
Pinus pinea (and pinaster)
2 - 15
Pi stacia lentiscus (mastix)
0.4
Pistacia vera
0
9
Populus (different species)
37 - 100
./
Quercus frainetto
134
Quercus fagina
III
./
Quercus ilex
./
2 - 58
Quercus cerris
./
Quercus rotundifolia
IS
Quercus suber
./
Quercus calliprinos
3.1
Quercus petraea
45
Qllersclls pllbescens
91
rice, wheat, grape, cypress
0
0
Rosmarinus officialis
./
2.2
Salvia mellifera (sage)
5 - 27