Table 1.

Average (±SE) emission rates (nmol m^-2 s^-1) of stress volatiles released from the leaves of E. globulus in control, wounding, 5 ppm ozone, and 5 ppm ozone and wounding treatments at 0.5 h of recovery since stress applications. Compounds were grouped according to compound biosynthesis pathways.

		Emission rate (nmol m-2 s-1) of volatiles at 0.5 h since stress applications
No	Compound	Control	Ozone 5 ppm	Wounding	Ozone 5 ppm and wounding
1	Isoprene	1.4 ± 0.8	1.2 ± 0.4	0.2 ± 0.1	14 ± 6
LOX volatiles
2	Hexanal	0.004 ± 0.001	0.06 ± 0.04	0.010 ± 0.001	0.200 ± 0.014
3	Pentanal	0.005 ± 0.004	0.02 ± 0.01	0.010 ± 0.002	0.030 ± 0.001
4	(E)-2-Hexenal	nd	0.010 ± 0.004	0.010 ± 0.005	0.400 ± 0.030
5	(Z)-3-Hexenol	nd	0.010 ± 0.004	0.020 ± 0.003	0.45 ± 0.03
Monoterpenes
6	Camphene	0.003 ± 0.002	0.13 ± 0.10	0.10 ± 0.02	1.6 ± 0.7
7	Δ3-Carene	0.004 ± 0.001	0.03 ± 0.02	0.06 ± 0.03	0.20 ± 0.05
8	1,8-Cineole	0.130 ± 0.001	15 ± 12	3.0 ± 0.4	65 ± 30
9	p-Cymene	0.003 ± 0.001	0.4 ± 0.2	0.02 ± 0.01	4.0 ± 2.4
10	α-Fenchene	0.010 ± 0.001	0.03 ± 0.02	0.010 ± 0.004	0.4 ± 0.2
11	Limonene	0.02 ± 0.01	3 ± 2	0.80 ± 0.04	25 ± 11
12	β-Myrcene	0.005 ± 0.001	0.5 ± 0.4	0.2 ± 0.1	4.4 ± 3.5
13	(Z)-β-Ocimene	nd	0.2 ± 0.2	0.006 ± 0.004	1 ± 1
14	α-Phellandrene	0.001 ± 0.001	0.2 ± 0.2	0.003 ± 0.002	3 ± 2
15	α-Pinene	0.03 ± 0.02	6 ± 4	1.0 ± 0.2	37 ± 15
16	β-Pinene	0.006 ± 0.002	0.2 ± 0.2	0.02 ± 0.01	4 ± 2
17	α-Terpinene	0.005 ± 0.003	0.01 ± 0.01	0.10 ± 0.02	0.5 ± 0.2
18	γ-Terpinene	0.004 ± 0.002	0.3 ± 0.2	0.10 ± 0.01	1.3 ± 0.7
19	α-Terpinolene	0.004 ± 0.004	0.010 ± 0.006	0.10 ± 0.02	2.0 ± 0.1
20	α-Thujene	0.001 ± 0.001	0.10 ± 0.05	0.020 ± 0.006	1.0 ± 0.6
Sesquiterpenes
21	Alloaromadendrene	0.001 ± 0.001	0.2 ± 0.2	0.01 ± 0.01	0.7 ± 0.4
22	Aromadendrene	0.003 ± 0.001	2.0 ± 1.3	0.103 ± 0.080	4 ± 2
23	(E)-β-Caryophyllene	nd	0.2 ± 0.2	0.010 ± 0.006	0.1 ± 0.1
24	α-Copaene	0.001 ± 0.001	0.10 ± 0.04	0.010 ± 0.003	0.3 ± 0.2
25	Epiglobulol	0.001 ± 0.001	0.10 ± 0.05	0.001 ± 0.001	0.24 ± 0.20
26	α-Gurjunene	0.001 ± 0.001	0.4 ± 0.4	0.04 ± 0.02	1.6 ± 1.3
27	β-Gurjunene	0.0003 ± 0.0002	0.020 ± 0.001	0.001 ± 0.001	0.13 ± 0.03
30	γ-Gurjunene	0.0002 ± 0.0001	0.10 ± 0.06	0.010 ± 0.001	0.13 ± 0.05
31	Isoledene	0.0004 ± 0.0001	0.1 ± 0.1	0.010 ± 0.003	0.4 ± 0.3
32	γ-Muurolene	0.0010 ± 0.0001	0.1 ± 0.1	0.010 ± 0.001	0.2 ± 0.1
33	Viridiflorene	0.002 ± 0.001	0.6 ± 0.5	0.10 ± 0.04	1 ± 1
Saturated aldehydes
34	Decanal	0.003 ± 0.001	0.3 ± 0.1	0.002 ± 0.001	0.3 ± 0.1
35	Heptanal	0.0010 ± 0.0001	0.05 ± 0.03	0.0010 ± 0.0004	0.04 ± 0.02
36	Nonanal	0.003 ± 0.002	0.3 ± 0.2	0.004 ± 0.002	0.30 ± 0.02
37	Octanal	0.002 ± 0.001	0.1 ± 0.1	0.002 ± 0.002	0.04 ± 0.03
Benzenoids
38	Benzaldehyde	0.0020 ± 0.0001	0.02 ± 0.02	0.010 ± 0.002	0.65 ± 0.25
39	o-Xylene	0.010 ± 0.001	0.01 ± 0.01	0.020 ± 0.001	0.001 ± 0.030
40	p-Xylene	0.010 ± 0.006	0.02 ± 0.01	0.020 ± 0.001	0.001 ± 0.010
GGDP pathway volatiles
41	6-Methyl-5-hepten-2-one	0.0020 ± 0.0001	0.1 ± 0.1	0.005 ± 0.001	0.3 ± 0.3
42	Geranyl acetone	0.030 ± 0.002	0.3 ± 0.1	0.10 ± 0.01	0.5 ± 0.3