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Table 4 Volatiles profiles (μg g−1 FW) in the peels of OCC and its donor plants

From: Metabolite profile comparison of a graft chimera ‘Hongrou Huyou’ (Citrus changshan-huyou + Citrus unshiu) and its two donor plants

No.Volatiles (μg g−1)OPOCPCP
Monoterpene   
1α-Thujene144.35 ± 27.72b207.23 ± 30.8a264.98 ± 30.08a
2α-Pinene804.57 ± 153.03b842.83 ± 125.46ab1089.03 ± 117.82a
3Sabinene128.77 ± 24.57a140.56 ± 22.06a173.87 ± 18.41a
4β-Pinene236.92 ± 45.00b429.98 ± 66.59a521.91 ± 59.04a
5β-Myrcene1262.26 ± 244.69a1204.28 ± 188.37a1506.58 ± 172.6a
6α-Phellandrene33.08 ± 7.50c55.34 ± 6.54b70.20 ± 5.31a
7α-Terpinene73.05 ± 13.42b118.21 ± 17.05a143.5 ± 15.66a
8d-limonene60,800.80 ± 7185.92a59,857.96 ± 5806.31a66,345.79 ± 5599.97a
9β-cis-Ocimene46.03 ± 8.0149.36 ± 8.11b68.38 ± 7.56a
10γ-Terpinene3213.21 ± 583.21b5430.11 ± 835.11a6360.18 ± 679.34a
11Terpinolene149.98 ± 29.22b246.07 ± 38.77a286.81 ± 31.14a
Monoterpene alcohols   
12Linalool152.41 ± 22.04a55.37 ± 5.15b54.97 ± 5.28b
13α-Terpineol76.01 ± 7.88a64.6 ± 5.69a40.38 ± 31.29a
Monoterpene aldehydes   
14Citronellal28.25 ± 5.06a19.82 ± 3.2b19.28 ± 1.00b
Monoterpene esters   
15Methyl 2-methyloctanoate227.59 ± 0.78a225.77 ± 2.46a228.57 ± 0.64a
16Citronellol acetate5.56 ± 0.46b16.83 ± 3.03a15.44 ± 1.75a
17(R)-lavandulyl acetate16.55 ± 3.36c68.04 ± 10.32b98.38 ± 11.36a
 Sum67,399.39 ± 8348.50a69,032.36 ± 7166.67a77,288.24 ± 6729.2a
Sesquiterpene   
18Copaene44.00 ± 8.93b60.57 ± 10.44ab68.01 ± 7.69a
19β-Cubebene35.07 ± 7.50b45.92 ± 7.44ab52.66 ± 5.54a
20β-Elemene21.77 ± 3.73a18.42 ± 3.55a25.39 ± 3.63a
21Caryophyllene22.68 ± 3.81b58.03 ± 9.62a68.36 ± 7.67a
22(E)-β-Famesene37.4 ± 7.50b117.74 ± 23.03a128.65 ± 12.12a
23Germacrene D123.72 ± 26.64b2772.96 ± 488.7a2525.56 ± 267.24a
24γ-Elemene17.19 ± 2.72b196.80 ± 35.29a174.66 ± 18.57a
25(−)-β-Elemene440.45 ± 93.78a138.93 ± 24.83b171.49 ± 19.39b
26δ-Cadinene57.02 ± 12.36a69.14 ± 12.49a79.21 ± 9.92a
27δ-EIemene33.08 ± 6.31c155.35 ± 26.62b195.32 ± 19.83a
Sesquiterpene alcohols   
28Nootkatone2.79 ± 0.96c28.59 ± 3.67b67.88 ± 4.92a
 Sum835.19 ± 172.72b3662.44 ± 645.18a3557.22 ± 375.92a
Alcohol   
29(E)-3-Hexen-1-ol8.30 ± 1.13c34.14 ± 2.09a15.79 ± 3.19b
Aldehydes   
303-Hexenal51.52 ± 4.72c72.66 ± 1.12a64.51 ± 3.14b
31Hexanal25.21 ± 2.49a25.38 ± 0.26a18.56 ± 1.05b
32(E)-2-Hexenal5.49 ± 1.13ab7.48 ± 1.5a4.41 ± 1.09b
33Decanal72.59 ± 13.82a80.43 ± 15.23a99.15 ± 10.55a
 Sum163.11 ± 20.83a220.10 ± 16.89a202.42 ± 18.21a
Phenol   
342,4-di-t-butylphenolnd42.13 ± 6.79a37.71 ± 8.4a
Others   
35o-Cymene103.06 ± 19.73b91.13 ± 12.45b156.95 ± 18.41a
36n-Hexadecanoic acid58.71 ± 15.95b115.47 ± 39.42b207.42 ± 33.32a
 Sum161.77 ± 20.18b248.722 ± 58.28b402.08 ± 48.20a
 Total68,559.46 ± 8553.26a73,163.61 ± 7884.82a81,449.95 ± 7136.32a