园艺学报 ›› 2025, Vol. 52 ›› Issue (9): 2439-2452.doi: 10.16420/j.issn.0513-353x.2024-0943
李雪1,2, 蔡中虎3, 高俊燕4, 陈嘉景1,2, 刘园1,2,*(), 徐娟1,2,*(
)
收稿日期:
2025-04-23
修回日期:
2025-07-07
出版日期:
2025-09-25
发布日期:
2025-09-24
通讯作者:
基金资助:
LI Xue1,2, CAI Zhonghu3, GAO Junyan4, CHEN Jiajing1,2, LIU Yuan1,2,*(), XU Juan1,2,*(
)
Received:
2025-04-23
Revised:
2025-07-07
Published:
2025-09-25
Online:
2025-09-24
摘要: 以云南巍山地区春、夏、秋、冬采收的‘广东香水’柠檬(Citrus medica‘Guangdong Xiangshui’)果实为材料,采用气相色谱—质谱联用仪(GC-MS)分析了脱花后、膨大期及商业成熟期的果实切片挥发性物质谱。结果显示:在所有样品中共检测到32种挥发性物质,包括8种单萜、2种单萜醇、3种单萜醛、3种单萜酯、1种单萜氧化物、10种倍半萜、1种倍半萜醇、3种醛类及1种其他物质。单萜以d-柠檬烯和β-月桂烯为主,且d-柠檬烯占总挥发性物质含量的86.08% ~ 92.02%;单萜醛主要为β-柠檬醛、α-柠檬醛以及香茅醛。不同生长发育期相比,挥发性物质组分在脱花后最为丰富。各季节商业成熟期果实相比,冬季果总挥发性物质含量最高,夏季果种类最丰富,而春季果种类最少、含量最低。基于挥发性物质的PLS-DA分析可将不同季节的商业成熟期果实进行有效区分,α-松油醇在秋季果中含量最高,达到(2.49 ± 0.18)μg · g-1,而夏季果中仅为(1.59 ± 0.18)μg · g-1;十一醛则仅在冬季果中检测到。不同季节不同发育期采收的广东香水柠檬果实切片挥发性物质存在种类及含量的较大差异。秋季膨大期果实因含有丰富的香茅醛、β-柠檬醛、α-柠檬醛等香气活性物质,香气品质最佳;商业成熟期果实香气品质以冬季和夏季采收时为优;脱花后果实于夏季采收时挥发性物质更丰富。本研究结果可为云南巍山地区广东香水柠檬的适时采收和品质监控提供数据支撑。
李雪, 蔡中虎, 高俊燕, 陈嘉景, 刘园, 徐娟. 云南巍山不同采收季广东香水柠檬(Citrus medica)挥发性物质差异分析[J]. 园艺学报, 2025, 52(9): 2439-2452.
LI Xue, CAI Zhonghu, GAO Junyan, CHEN Jiajing, LIU Yuan, XU Juan. Differences in Volatile Compounds of Citrus medica‘Guangdong Xiangshui’Fruits in Different Harvesting Seasons from Weishan of Yunnan Province[J]. Acta Horticulturae Sinica, 2025, 52(9): 2439-2452.
图1 广东香水柠檬果实采集及样品制备 A:不同发育期,S1、S2、S3分别代表脱花后、膨大期及商业成熟期;B:切片取样示意图
Fig. 1 Fruit collection and sample preparation of‘Guangdong Xiangshui’lemon A:Different developmental stages,S1,S2 and S3 represent post flowering stage,enlargement stage and commercial maturity stage B:Schematic diagram of slices for sampling
序号 Number | 化合物 Compounds | CAS号 CAS number | 分子式 Formula | 来源 Source |
---|---|---|---|---|
1 | β-月桂烯 β-Myrcene | 123-35-3 | C10H16 | 上海源叶生物科技有限公司 Shanghai yuanye Bio-Technology Co.,Ltd |
2 | γ-松油烯 γ-Terpinene | 99-85-4 | C10H16 | 上海源叶生物科技有限公司 Shanghai yuanye Bio-Technology Co.,Lt |
3 | 萜品油烯Terpinolene | 586-62-9 | C10H16 | SAFC |
4 | 芳樟醇 Linalool | 78-70-6 | C10H18O | 上海源叶生物科技有限公司 Shanghai yuanye Bio-Technology Co.,Lt |
5 | 香茅醛 Citronellal | 106-23-0 | C10H18O | 上海源叶生物科技有限公司 Shanghai yuanye Bio-Technology Co.,Lt |
6 | 乙酸橙花酯 Neryl acetate | 141-12-8 | C12H20O2 | Alfa Aesar |
7 | 乙酸香叶酯 Geranyl acetate | 105-87-3 | C12H20O2 | Sigma-Aldrich |
8 | 壬醛 Nonanal | 124-19-6 | C9H18O | Sigma-Aldrich |
9 | 癸醛 Decanal | 112-31-2 | C10H20O | Macklin |
表1 用于挥发性物质鉴定的标准品
Table 1 Authentic standard compounds used in the identification of volatile compounds
序号 Number | 化合物 Compounds | CAS号 CAS number | 分子式 Formula | 来源 Source |
---|---|---|---|---|
1 | β-月桂烯 β-Myrcene | 123-35-3 | C10H16 | 上海源叶生物科技有限公司 Shanghai yuanye Bio-Technology Co.,Ltd |
2 | γ-松油烯 γ-Terpinene | 99-85-4 | C10H16 | 上海源叶生物科技有限公司 Shanghai yuanye Bio-Technology Co.,Lt |
3 | 萜品油烯Terpinolene | 586-62-9 | C10H16 | SAFC |
4 | 芳樟醇 Linalool | 78-70-6 | C10H18O | 上海源叶生物科技有限公司 Shanghai yuanye Bio-Technology Co.,Lt |
5 | 香茅醛 Citronellal | 106-23-0 | C10H18O | 上海源叶生物科技有限公司 Shanghai yuanye Bio-Technology Co.,Lt |
6 | 乙酸橙花酯 Neryl acetate | 141-12-8 | C12H20O2 | Alfa Aesar |
7 | 乙酸香叶酯 Geranyl acetate | 105-87-3 | C12H20O2 | Sigma-Aldrich |
8 | 壬醛 Nonanal | 124-19-6 | C9H18O | Sigma-Aldrich |
9 | 癸醛 Decanal | 112-31-2 | C10H20O | Macklin |
序号 Number | 挥发性物质 Volatile compounds | 保留时间/min Retention time | 保留指数 RI | 参考保留指数 Reference RI |
---|---|---|---|---|
单萜 Monoterpenes | ||||
1 | α-蒎烯 α-Pinene | 12.40 | 929 | 937 |
2 | 水合桧烯 Sabinen | 14.90 | 969 | 974 |
3 | β-月桂烯 β-Myrcene | 16.23 | 991 | 991 |
4 | d-柠檬烯 d-Limonene | 18.67 | 1 027 | 1 031 |
5 | 顺式-β-罗勒烯 cis-β-Ocimene | 19.45 | 1 038 | 1 038 |
6 | 反式-β-罗勒烯 trans-β-Ocimene | 20.13 | 1 048 | 1 049 |
7 | γ-松油烯 γ-Terpinene | 20.74 | 1 057 | 1 060 |
8 | 萜品油烯 Terpinolene | 22.72 | 1 086 | 1 088 |
单萜醇 Monoterpene alcohols | ||||
9 | 芳樟醇 Linalool | 23.82 | 1 102 | 1 099 |
10 | α-松油醇 α-Terpineol | 30.05 | 1 191 | 1 189 |
单萜醛 Monoterpene aldehydes | ||||
11 | 香茅醛 Citronellal | 27.38 | 1 153 | 1 153 |
12 | β-柠檬醛 β-Citral | 33.39 | 1 241 | 1 240 |
13 | α-柠檬醛 α-Citral | 35.45 | 1 271 | 1 270 |
单萜酯 Monoterpene esters | ||||
14 | 乙酸香茅酯 Citronellyl acetate | 40.87 | 1 354 | 1 354 |
15 | 乙酸橙花酯 Neryl acetate | 41.55 | 1 365 | 1 364 |
16 | 乙酸香叶酯 Geranyl acetate | 42.79 | 1 384 | 1 382 |
单萜氧化物 Monoterpene oxides | ||||
17 | 反式-柠檬烯氧化物 trans-Limonene oxide | 26.17 | 1 135 | 1 138 |
倍半萜 Sesquiterpenes | ||||
18 | δ-榄香烯 δ-EIemene | 39.59 | 1 334 | 1 338 |
19 | β-榄香烯 β-Elemene | 43.09 | 1 389 | 1 391 |
20 | β-石竹烯 β-Caryophyllene | 44.66 | 1 414 | 1 419 |
21 | α-波旁烯 α-Bergamotene | 45.83 | 1 433 | 1 435 |
22 | α-石竹烯 α-Caryophyllene | 46.79 | 1 449 | 1 454 |
23 | 反式-β-法尼烯 trans-β-Farnesene | 47.28 | 1 457 | 1 457 |
24 | 吉马烯 D Germacrene D | 48.48 | 1 477 | 1 481 |
25 | 顺式-α-红没药烯 cis-α-Bisabolene | 49.98 | 1 502 | 1 504 |
26 | β-红没药烯 β-Bisabolene | 50.32 | 1 507 | 1 509 |
27 | 吉马烯 B Germacrene B | 52.92 | 1 552 | 1 557 |
倍半萜醇 Sesquiterpene alcohols | ||||
28 | α-红没药醇 α-Bisabolol | 60.48 | 1 687 | 1 684 |
醛类 Aldehydes | ||||
29 | 壬醛 Nonanal | 24.01 | 1 104 | 1 104 |
30 | 癸醛 Decanal | 31.08 | 1 206 | 1 206 |
31 | 十一醛 Undecanal | 37.85 | 1 307 | 1 307 |
其他 Others | ||||
32 | 2,4-二叔丁基苯酚 2,4-di-tert-butylphenol | 51.17 | 1 522 | 1 519 |
表2 广东香水柠檬挥发性物质鉴定结果
Table 2 Identification results of volatile compounds in‘Guangdong Xiangshui’lemon
序号 Number | 挥发性物质 Volatile compounds | 保留时间/min Retention time | 保留指数 RI | 参考保留指数 Reference RI |
---|---|---|---|---|
单萜 Monoterpenes | ||||
1 | α-蒎烯 α-Pinene | 12.40 | 929 | 937 |
2 | 水合桧烯 Sabinen | 14.90 | 969 | 974 |
3 | β-月桂烯 β-Myrcene | 16.23 | 991 | 991 |
4 | d-柠檬烯 d-Limonene | 18.67 | 1 027 | 1 031 |
5 | 顺式-β-罗勒烯 cis-β-Ocimene | 19.45 | 1 038 | 1 038 |
6 | 反式-β-罗勒烯 trans-β-Ocimene | 20.13 | 1 048 | 1 049 |
7 | γ-松油烯 γ-Terpinene | 20.74 | 1 057 | 1 060 |
8 | 萜品油烯 Terpinolene | 22.72 | 1 086 | 1 088 |
单萜醇 Monoterpene alcohols | ||||
9 | 芳樟醇 Linalool | 23.82 | 1 102 | 1 099 |
10 | α-松油醇 α-Terpineol | 30.05 | 1 191 | 1 189 |
单萜醛 Monoterpene aldehydes | ||||
11 | 香茅醛 Citronellal | 27.38 | 1 153 | 1 153 |
12 | β-柠檬醛 β-Citral | 33.39 | 1 241 | 1 240 |
13 | α-柠檬醛 α-Citral | 35.45 | 1 271 | 1 270 |
单萜酯 Monoterpene esters | ||||
14 | 乙酸香茅酯 Citronellyl acetate | 40.87 | 1 354 | 1 354 |
15 | 乙酸橙花酯 Neryl acetate | 41.55 | 1 365 | 1 364 |
16 | 乙酸香叶酯 Geranyl acetate | 42.79 | 1 384 | 1 382 |
单萜氧化物 Monoterpene oxides | ||||
17 | 反式-柠檬烯氧化物 trans-Limonene oxide | 26.17 | 1 135 | 1 138 |
倍半萜 Sesquiterpenes | ||||
18 | δ-榄香烯 δ-EIemene | 39.59 | 1 334 | 1 338 |
19 | β-榄香烯 β-Elemene | 43.09 | 1 389 | 1 391 |
20 | β-石竹烯 β-Caryophyllene | 44.66 | 1 414 | 1 419 |
21 | α-波旁烯 α-Bergamotene | 45.83 | 1 433 | 1 435 |
22 | α-石竹烯 α-Caryophyllene | 46.79 | 1 449 | 1 454 |
23 | 反式-β-法尼烯 trans-β-Farnesene | 47.28 | 1 457 | 1 457 |
24 | 吉马烯 D Germacrene D | 48.48 | 1 477 | 1 481 |
25 | 顺式-α-红没药烯 cis-α-Bisabolene | 49.98 | 1 502 | 1 504 |
26 | β-红没药烯 β-Bisabolene | 50.32 | 1 507 | 1 509 |
27 | 吉马烯 B Germacrene B | 52.92 | 1 552 | 1 557 |
倍半萜醇 Sesquiterpene alcohols | ||||
28 | α-红没药醇 α-Bisabolol | 60.48 | 1 687 | 1 684 |
醛类 Aldehydes | ||||
29 | 壬醛 Nonanal | 24.01 | 1 104 | 1 104 |
30 | 癸醛 Decanal | 31.08 | 1 206 | 1 206 |
31 | 十一醛 Undecanal | 37.85 | 1 307 | 1 307 |
其他 Others | ||||
32 | 2,4-二叔丁基苯酚 2,4-di-tert-butylphenol | 51.17 | 1 522 | 1 519 |
种类 Type | 脱花后 Post flowering stage | 膨大期 Enlargement stage | ||||||
---|---|---|---|---|---|---|---|---|
冬季 Winter | 春季 Spring | 夏季 Summer | 秋季 Autumn | 冬季 Winter | 春季 Spring | 夏季 Summer | 秋季 Autumn | |
单萜 Monoterpenes | 6 | 6 | 8 | 8 | 7 | 6 | 8 | 8 |
单萜醇 Monoterpene alcohols | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 |
单萜醛 Monoterpene aldehydes | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
单萜酯 Monoterpene esters | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 |
单萜氧化物 Monoterpene oxides | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
倍半萜 Sesquiterpenes | 8 | 7 | 10 | 10 | 8 | 7 | 9 | 9 |
倍半萜醇 Sesquiterpene alcohols | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 |
醛类Aldehydes | 0 | 0 | 3 | 1 | 2 | 0 | 3 | 1 |
其他Others | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 |
总计Total | 22 | 21 | 32 | 30 | 23 | 21 | 30 | 28 |
种类 Type | 商业成熟期 Commercial maturity stage | |||||||
冬季 Winter | 春季 Spring | 夏季 Summer | 秋季 Autumn | |||||
单萜 Monoterpenes | 7 | 6 | 8 | 8 | ||||
单萜醇 Monoterpene alcohols | 1 | 2 | 2 | 2 | ||||
单萜醛 Monoterpene aldehydes | 3 | 3 | 3 | 3 | ||||
单萜酯 Monoterpene esters | 2 | 1 | 2 | 2 | ||||
单萜氧化物 Monoterpene oxides | 0 | 0 | 0 | 0 | ||||
倍半萜 Sesquiterpenes | 8 | 6 | 10 | 9 | ||||
倍半萜醇 Sesquiterpene alcohols | 0 | 0 | 1 | 1 | ||||
醛类Aldehydes | 1 | 0 | 1 | 1 | ||||
其他Others | 0 | 0 | 1 | 1 | ||||
总计Total | 22 | 18 | 28 | 27 |
表3 不同季节、不同发育期广东香水柠檬中挥发性物质种类
Table 3 Volatile compounds detected in‘Guangdong Xiangshui’lemon from different development stages of four seasons
种类 Type | 脱花后 Post flowering stage | 膨大期 Enlargement stage | ||||||
---|---|---|---|---|---|---|---|---|
冬季 Winter | 春季 Spring | 夏季 Summer | 秋季 Autumn | 冬季 Winter | 春季 Spring | 夏季 Summer | 秋季 Autumn | |
单萜 Monoterpenes | 6 | 6 | 8 | 8 | 7 | 6 | 8 | 8 |
单萜醇 Monoterpene alcohols | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 |
单萜醛 Monoterpene aldehydes | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
单萜酯 Monoterpene esters | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 |
单萜氧化物 Monoterpene oxides | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
倍半萜 Sesquiterpenes | 8 | 7 | 10 | 10 | 8 | 7 | 9 | 9 |
倍半萜醇 Sesquiterpene alcohols | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 |
醛类Aldehydes | 0 | 0 | 3 | 1 | 2 | 0 | 3 | 1 |
其他Others | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 |
总计Total | 22 | 21 | 32 | 30 | 23 | 21 | 30 | 28 |
种类 Type | 商业成熟期 Commercial maturity stage | |||||||
冬季 Winter | 春季 Spring | 夏季 Summer | 秋季 Autumn | |||||
单萜 Monoterpenes | 7 | 6 | 8 | 8 | ||||
单萜醇 Monoterpene alcohols | 1 | 2 | 2 | 2 | ||||
单萜醛 Monoterpene aldehydes | 3 | 3 | 3 | 3 | ||||
单萜酯 Monoterpene esters | 2 | 1 | 2 | 2 | ||||
单萜氧化物 Monoterpene oxides | 0 | 0 | 0 | 0 | ||||
倍半萜 Sesquiterpenes | 8 | 6 | 10 | 9 | ||||
倍半萜醇 Sesquiterpene alcohols | 0 | 0 | 1 | 1 | ||||
醛类Aldehydes | 1 | 0 | 1 | 1 | ||||
其他Others | 0 | 0 | 1 | 1 | ||||
总计Total | 22 | 18 | 28 | 27 |
图2 广东香水柠檬果实不同发育期挥发性物质含量堆积图 S1、S2、S3分别代表脱花后、膨大期及商业成熟期
Fig. 2 Stacking diagram of volatile compounds in‘Guangdong Xiangshui’lemon fruits at different developmental stages S1,S2 and S3 represent post flowering stage,enlargement stage and commercial maturity stage
物质 Compounds | 冬季 Winter | 春季 Spring | ||||
---|---|---|---|---|---|---|
S1 | S2 | S3 | S1 | S2 | S3 | |
α-蒎烯 α-Pinene | 14.22 ± 3.05 a | 17.50 ± 2.45 a | 17.51 ± 1.84 a | 17.45 ± 1.83 a | 16.73 ± 11.38 a | 3.88 ± 1.13 a |
水合桧烯 Sabinen | 4.36 ± 0.79 b | 4.72 ± 1.08 b | 7.94 ± 0.37 a | 5.18 ± 0.11 a | 4.80 ± 3.25 a | 1.26 ± 0.29 a |
β-月桂烯 β-Myrcene | 49.19 ± 10.08 a | 61.71 ± 9.15 a | 62.43 ± 5.55 a | 61.88 ± 3.45 a | 60.40 ± 40.54 a | 14.94 ± 2.98 a |
d-柠檬烯 d-Limonene | 3 629.48 ± 782.71 a | 4 350.68 ± 640.61 a | 4 468.78 ± 412.54 a | 4 387.38 ± 315.17 a | 4 428.57 ± 3 222.75 a | 1 077.83 ± 197.83 a |
顺式-β-罗勒烯 cis-β-Ocimene | 19.14 ± 5.04 a | 13.03 ± 1.81 a | 12.80 ± 0.78 a | 25.00 ± 2.34 a | 11.13 ± 8.88 b | 2.31 ± 0.42 b |
反式-β-罗勒烯 trans-β-Ocimene | 25.40 ± 6.53 a | 16.70 ± 2.61 b | 16.58 ± 0.60 b | 33.11 ± 2.89 a | 14.20 ± 11.57 b | 2.27 ± 0.22 b |
γ-松油烯 γ-Terpinene | — | 2.88 ± 1.40 a | 3.15 ± 0.69 a | — | — | — |
萜品油烯 Terpinolene | — | — | — | — | — | — |
芳樟醇 Linalool | 6.13 ± 1.03 b | 10.71 ± 1.35 a | 12.28 ± 1.70 a | 4.84 ± 0.43 a | 10.21 ± 5.82 a | 4.00 ± 0.56 a |
α-松油醇 α-Terpineol | 4.28 ± 1.04 a | — | — | 4.01 ± 0.38 a | 4.78 ± 2.81 a | 1.93 ± 0.28 a |
香茅醛 Citronellal | 33.55 ± 13.65 a | 113.06 ± 34.62 a | 113.30 ± 56.95 a | 21.66 ± 9.18 a | 40.79 ± 33.65 a | 3.54 ± 0.38 a |
β-柠檬醛 β-Citral | 44.21 ± 6.61 b | 114.37 ± 16.26 a | 132.38 ± 21.69 a | 26.14 ± 7.73 b | 132.22 ± 75.41 a | 47.42 ± 6.32 ab |
α-柠檬醛 α-Citral | 54.57 ± 9.85 b | 156.25 ± 21.57 a | 186.47 ± 32.09 a | 23.70 ± 9.21 b | 177.08 ± 100.54 a | 65.40 ± 9.58 ab |
乙酸香茅酯 Citronellyl acetate | 1.60 ± 0.81 a | — | — | 3.06 ± 0.98 a | 1.94 ± 1.99 a | — |
乙酸橙花酯 Neryl acetate | 2.98 ± 0.85 a | 5.21 ± 3.16 a | 4.16 ± 0.18 a | 4.86 ± 0.77 a | 4.01 ± 3.07 a | — |
乙酸香叶酯 Geranyl acetate | 21.33 ± 2.07 a | 22.62 ± 3.97 a | 23.61 ± 5.40 a | 25.33 ± 3.57 a | 31.44 ± 19.47 a | 7.44 ± 0.70 a |
反式柠檬烯氧化物 trans-Limonene oxide | — | — | — | — | — | — |
δ-榄香烯 δ-EIemene | 8.49 ± 1.80 a | 5.01 ± 0.58 b | 5.17 ± 0.35 b | 12.02 ± 1.05 a | 5.93 ± 3.56 b | 2.29 ± 0.39 b |
β-榄香烯 β-Elemene | — | — | — | — | — | — |
β-石竹烯 β-Caryophyllene | 15.77 ± 4.59 a | 5.80 ± 1.36 b | 5.01 ± 0.55 b | 19.08 ± 2.08 a | 8.86 ± 5.47 b | 1.76 ± 0.26 c |
α-波旁烯 α-Bergamotene | 23.71 ± 6.25 a | 22.85 ± 3.76 a | 20.52 ± 2.00 a | 26.76 ± 2.89 a | 20.98 ± 13.29 ab | 5.15 ± 0.06 b |
α-石竹烯 α-caryophyllene | — | — | — | — | — | — |
反式-β-法尼烯 trans-β-Farnesene | 3.39 ± 0.37 a | 2.56 ± 0.44 a | 2.55 ± 0.48 a | — | — | — |
吉马烯 D Germacrene D | 8.31 ± 1.62 a | 3.98 ± 0.22 b | 4.06 ± 0.37 b | 10.69 ± 0.96 a | 5.36 ± 3.83 b | 1.62 ± 0.16 b |
顺式-α-红没药烯 cis-α-Bisabolene | 4.58 ± 1.00 a | 3.19 ± 0.29 b | 2.91 ± 0.18 b | 4.99 ± 0.46 a | 3.45 ± 2.16 a | — |
β-红没药烯 β-Bisabolene | 31.01 ± 8.90 a | 29.12 ± 4.58 a | 26.73 ± 2.61 a | 33.70 ± 3.55 a | 27.29 ± 17.81 ab | 6.24 ± 0.31 b |
吉马烯 B Germacrene B | 14.62 ± 2.98 a | 6.38 ± 0.24 b | 6.47 ± 0.53 b | 17.15 ± 1.42 a | 9.74 ± 6.84 ab | 2.87 ± 0.19 b |
α-红没药醇 α-Bisabolol | — | — | — | — | — | — |
壬醛 Nonanal | — | — | — | — | — | — |
癸醛 Decanal | — | 1.33 ± 0.26 a | — | — | — | — |
十一醛 Undecanal | — | 1.14 ± 0.38 b | 1.98 ± 0.26 a | — | — | — |
2,4-二叔丁基苯酚 2,4-Di-tert-butylphenol | — | — | — | — | — | — |
总计 Total | 4 020.32 ± 871.62 a | 4 970.80 ± 752.15 a | 5 136.79 ± 547.71 a | 4 767.99 ± 370.45 a | 5 019.91 ± 3 549.09 a | 1 252.15 ± 222.06 a |
α-蒎烯 α-Pinene | 37.21 ± 5.97 a | 17.10 ± 1.71 b | 10.75 ± 2.25 b | 30.08 ± 3.01 a | 24.09 ± 3.71 a | 13.13 ± 1.73 b |
水合桧烯 Sabinen | 10.03 ± 1.21 a | 5.45 ± 0.23 b | 3.95 ± 0.65 b | 8.97 ± 0.61 a | 7.23 ± 0.79 b | 4.24 ± 0.56 c |
β-月桂烯 β-Myrcene | 125.47 ± 18.88 a | 60.49 ± 3.47 b | 37.20 ± 6.78 b | 105.33 ± 8.36 a | 86.73 ± 12.80 a | 46.08 ± 4.74 b |
d-柠檬烯 d-Limonene | 7 798.10 ± 1 046.86 a | 3 769.61 ± 239.78 b | 2 480.05 ± 396.91 b | 6 241.53 ± 511.93 a | 5 177.00 ± 713.05 a | 2 824.16 ± 255.53 b |
顺式-β-罗勒烯 cis-β-Ocimene | 75.98 ± 7.61 a | 23.18 ± 3.49 b | 12.14 ± 1.04 c | 61.18 ± 5.37 a | 33.30 ± 0.61 b | 17.32 ± 2.44 c |
反式-β-罗勒烯 trans-β-Ocimene | 82.69 ± 11.89 a | 14.70 ± 1.11 b | 6.73 ± 0.69 b | 59.50 ± 3.07 a | 26.31 ± 4.27 b | 9.93 ± 1.04 c |
γ-松油烯γ-Terpinene | 2.84 ± 0.48 a | 3.08 ± 0.91 a | 3.14 ± 0.26 a | 1.53 ± 0.21 b | 1.67 ± 0.30 b | 2.37 ± 0.44 a |
萜品油烯Terpinolene | 1.27 ± 0.13 a | 0.80 ± 0.09 b | 0.59 ± 0.17 b | 0.91 ± 0.10 a | 0.84 ± 0.08 a | 0.57 ± 0.01 b |
芳樟醇 Linalool | 9.37 ± 1.65 a | 5.32 ± 0.16 b | 3.29 ± 0.09 c | 6.31 ± 0.58 a | 5.83 ± 2.15 a | 3.89 ± 0.36 a |
α-松油醇α-Terpineol | 5.60 ± 0.57 a | 3.48 ± 0.37 b | 1.59 ± 0.18 c | 4.26 ± 0.37 a | 4.04 ± 1.11 a | 2.49 ± 0.18 b |
香茅醛 Citronellal | 193.82 ± 20.03 a | 112.08 ± 14.31 b | 14.64 ± 0.64 c | 253.90 ± 15.06 a | 297.96 ± 49.43 a | 109.73 ± 12.61 b |
β-柠檬醛 β-Citral | 90.92 ± 12.59 ab | 107.33 ± 1.46 a | 85.49 ± 7.90 b | 50.40 ± 6.09 b | 88.12 ± 19.92 a | 50.27 ± 5.64 b |
α-柠檬醛 α-Citral | 115.11 ± 19.03 b | 144.64 ± 1.65 a | 117.13 ± 10.88 b | 56.41 ± 8.98 b | 106.46 ± 32.12 a | 61.41 ± 5.59 b |
乙酸香茅酯 Citronellyl acetate | 4.70 ± 0.40 a | 1.52 ± 0.13 b | — | 9.64 ± 0.98 a | 5.38 ± 0.87 a | — |
乙酸橙花酯 Neryl acetate | 4.47 ± 0.69 a | 1.65 ± 0.18 b | 1.76 ± 0.21 b | 4.74 ± 0.75 a | 3.46 ± 0.21 b | 2.52 ± 0.68 b |
乙酸香叶酯 Geranyl acetate | 33.87 ± 4.87 a | 7.31 ± 0.20 b | 5.33 ± 0.78 b | 25.35 ± 1.85 a | 12.39 ± 2.56 b | 6.63 ± 1.17 c |
反式柠檬烯氧化物 trans-Limonene oxide | 1.10 ± 0.24 a | — | — | 0.79 ± 0.05 a | — | — |
δ-榄香烯δ-EIemene | 17.21 ± 2.76 a | 3.40 ± 0.34 b | 4.24 ± 0.13 b | 5.48 ± 0.40 a | 4.05 ± 0.83 b | 1.70 ± 0.19 c |
β-榄香烯β-Elemene | 2.95 ± 0.47 a | — | 0.43 ± 0.11 b | 2.35 ± 0.72 a | — | 0.67 ± 0.08 b |
β-石竹烯 β-Caryophyllene | 20.60 ± 3.16 a | 5.76 ± 0.46 b | 3.45 ± 0.26 b | 20.05 ± 0.86 a | 8.56 ± 1.60 b | 3.72 ± 0.46 c |
α-波旁烯 α-Bergamotene | 34.93 ± 5.25 a | 13.70 ± 0.65 b | 8.53 ± 1.13 b | 27.35 ± 1.67 a | 19.39 ± 3.64 b | 11.10 ± 1.43 c |
α-石竹烯 α-caryophyllene | 2.27 ± 0.17 a | 0.70 ± 0.04 b | 0.25 ± 0.16 c | 1.81 ± 0.07 a | 1.24 ± 0.18 b | — |
反式-β-法尼烯 trans-β-Farnesene | 3.85 ± 0.46 a | 1.95 ± 0.23 b | 0.94 ± 0.14 c | 2.79 ± 0.12 a | 2.36 ± 0.65 ab | 1.73 ± 0.23 b |
吉马烯 D Germacrene D | 12.98 ± 1.46 a | 2.58 ± 0.16 b | 2.29 ± 0.24 b | 6.21 ± 0.11 a | 3.54 ± 0.58 b | 1.48 ± 0.23 c |
顺式-α-红没药烯 cis-α-Bisabolene | 6.58 ± 0.72 a | 2.57 ± 0.25 b | 1.20 ± 0.46 c | 4.02 ± 0.11 a | 3.05 ± 0.60 b | 1.90 ± 0.23 c |
β-红没药烯 β-Bisabolene | 45.76 ± 6.20 a | 17.62 ± 1.16 b | 11.59 ± 1.38 b | 33.93 ± 3.11 a | 24.24 ± 5.01 b | 13.24 ± 1.80 c |
吉马烯 B Germacrene B | 20.90 ± 3.12 a | 4.07 ± 0.22 b | 3.63 ± 0.47 b | 9.47 ± 0.30 a | 5.32 ± 0.54 b | 2.21 ± 0.33 c |
α-红没药醇 α-Bisabolol | 2.84 ± 0.41 a | 1.76 ± 0.12 b | 1.34 ± 0.05 b | 2.12 ± 0.45 a | 1.75 ± 0.46 ab | 1.30 ± 0.09 b |
壬醛 Nonanal | 4.44 ± 1.28 a | 3.69 ± 0.13 ab | 2.30 ± 0.51 b | 2.14 ± 0.80 a | 3.54 ± 1.16 a | 2.51 ± 0.19 a |
癸醛 Decanal | 1.94 ± 0.18 a | 1.82 ± 0.21 a | — | — | — | — |
十一醛 Undecanal | 1.60 ± 0.19 a | 1.73 ± 0.14 a | — | — | — | — |
2,4-二叔丁基苯酚 2,4-Di-tert-butylphenol | 5.05 ± 0.85 a | 6.69 ± 1.09 a | 4.65 ± 0.99 a | 4.55 ± 0.16 b | 6.02 ± 1.64 ab | 6.97 ± 0.96 a |
总计 Total | 8 776.45 ± 1 180.63 a | 4 345.78 ± 275.54 b | 2 828.66 ± 435.46 c | 7 043.10 ± 576.25 a | 5 963.87 ± 860.87 a | 3 203.27 ± 298.94 b |
表4 各季节不同发育期广东香水柠檬主要挥发性物质含量
Table 4 Content of major volatile compounds in‘Guangdong Xiangshui’lemon at different developmental stages of each season μg · g-1 FW
物质 Compounds | 冬季 Winter | 春季 Spring | ||||
---|---|---|---|---|---|---|
S1 | S2 | S3 | S1 | S2 | S3 | |
α-蒎烯 α-Pinene | 14.22 ± 3.05 a | 17.50 ± 2.45 a | 17.51 ± 1.84 a | 17.45 ± 1.83 a | 16.73 ± 11.38 a | 3.88 ± 1.13 a |
水合桧烯 Sabinen | 4.36 ± 0.79 b | 4.72 ± 1.08 b | 7.94 ± 0.37 a | 5.18 ± 0.11 a | 4.80 ± 3.25 a | 1.26 ± 0.29 a |
β-月桂烯 β-Myrcene | 49.19 ± 10.08 a | 61.71 ± 9.15 a | 62.43 ± 5.55 a | 61.88 ± 3.45 a | 60.40 ± 40.54 a | 14.94 ± 2.98 a |
d-柠檬烯 d-Limonene | 3 629.48 ± 782.71 a | 4 350.68 ± 640.61 a | 4 468.78 ± 412.54 a | 4 387.38 ± 315.17 a | 4 428.57 ± 3 222.75 a | 1 077.83 ± 197.83 a |
顺式-β-罗勒烯 cis-β-Ocimene | 19.14 ± 5.04 a | 13.03 ± 1.81 a | 12.80 ± 0.78 a | 25.00 ± 2.34 a | 11.13 ± 8.88 b | 2.31 ± 0.42 b |
反式-β-罗勒烯 trans-β-Ocimene | 25.40 ± 6.53 a | 16.70 ± 2.61 b | 16.58 ± 0.60 b | 33.11 ± 2.89 a | 14.20 ± 11.57 b | 2.27 ± 0.22 b |
γ-松油烯 γ-Terpinene | — | 2.88 ± 1.40 a | 3.15 ± 0.69 a | — | — | — |
萜品油烯 Terpinolene | — | — | — | — | — | — |
芳樟醇 Linalool | 6.13 ± 1.03 b | 10.71 ± 1.35 a | 12.28 ± 1.70 a | 4.84 ± 0.43 a | 10.21 ± 5.82 a | 4.00 ± 0.56 a |
α-松油醇 α-Terpineol | 4.28 ± 1.04 a | — | — | 4.01 ± 0.38 a | 4.78 ± 2.81 a | 1.93 ± 0.28 a |
香茅醛 Citronellal | 33.55 ± 13.65 a | 113.06 ± 34.62 a | 113.30 ± 56.95 a | 21.66 ± 9.18 a | 40.79 ± 33.65 a | 3.54 ± 0.38 a |
β-柠檬醛 β-Citral | 44.21 ± 6.61 b | 114.37 ± 16.26 a | 132.38 ± 21.69 a | 26.14 ± 7.73 b | 132.22 ± 75.41 a | 47.42 ± 6.32 ab |
α-柠檬醛 α-Citral | 54.57 ± 9.85 b | 156.25 ± 21.57 a | 186.47 ± 32.09 a | 23.70 ± 9.21 b | 177.08 ± 100.54 a | 65.40 ± 9.58 ab |
乙酸香茅酯 Citronellyl acetate | 1.60 ± 0.81 a | — | — | 3.06 ± 0.98 a | 1.94 ± 1.99 a | — |
乙酸橙花酯 Neryl acetate | 2.98 ± 0.85 a | 5.21 ± 3.16 a | 4.16 ± 0.18 a | 4.86 ± 0.77 a | 4.01 ± 3.07 a | — |
乙酸香叶酯 Geranyl acetate | 21.33 ± 2.07 a | 22.62 ± 3.97 a | 23.61 ± 5.40 a | 25.33 ± 3.57 a | 31.44 ± 19.47 a | 7.44 ± 0.70 a |
反式柠檬烯氧化物 trans-Limonene oxide | — | — | — | — | — | — |
δ-榄香烯 δ-EIemene | 8.49 ± 1.80 a | 5.01 ± 0.58 b | 5.17 ± 0.35 b | 12.02 ± 1.05 a | 5.93 ± 3.56 b | 2.29 ± 0.39 b |
β-榄香烯 β-Elemene | — | — | — | — | — | — |
β-石竹烯 β-Caryophyllene | 15.77 ± 4.59 a | 5.80 ± 1.36 b | 5.01 ± 0.55 b | 19.08 ± 2.08 a | 8.86 ± 5.47 b | 1.76 ± 0.26 c |
α-波旁烯 α-Bergamotene | 23.71 ± 6.25 a | 22.85 ± 3.76 a | 20.52 ± 2.00 a | 26.76 ± 2.89 a | 20.98 ± 13.29 ab | 5.15 ± 0.06 b |
α-石竹烯 α-caryophyllene | — | — | — | — | — | — |
反式-β-法尼烯 trans-β-Farnesene | 3.39 ± 0.37 a | 2.56 ± 0.44 a | 2.55 ± 0.48 a | — | — | — |
吉马烯 D Germacrene D | 8.31 ± 1.62 a | 3.98 ± 0.22 b | 4.06 ± 0.37 b | 10.69 ± 0.96 a | 5.36 ± 3.83 b | 1.62 ± 0.16 b |
顺式-α-红没药烯 cis-α-Bisabolene | 4.58 ± 1.00 a | 3.19 ± 0.29 b | 2.91 ± 0.18 b | 4.99 ± 0.46 a | 3.45 ± 2.16 a | — |
β-红没药烯 β-Bisabolene | 31.01 ± 8.90 a | 29.12 ± 4.58 a | 26.73 ± 2.61 a | 33.70 ± 3.55 a | 27.29 ± 17.81 ab | 6.24 ± 0.31 b |
吉马烯 B Germacrene B | 14.62 ± 2.98 a | 6.38 ± 0.24 b | 6.47 ± 0.53 b | 17.15 ± 1.42 a | 9.74 ± 6.84 ab | 2.87 ± 0.19 b |
α-红没药醇 α-Bisabolol | — | — | — | — | — | — |
壬醛 Nonanal | — | — | — | — | — | — |
癸醛 Decanal | — | 1.33 ± 0.26 a | — | — | — | — |
十一醛 Undecanal | — | 1.14 ± 0.38 b | 1.98 ± 0.26 a | — | — | — |
2,4-二叔丁基苯酚 2,4-Di-tert-butylphenol | — | — | — | — | — | — |
总计 Total | 4 020.32 ± 871.62 a | 4 970.80 ± 752.15 a | 5 136.79 ± 547.71 a | 4 767.99 ± 370.45 a | 5 019.91 ± 3 549.09 a | 1 252.15 ± 222.06 a |
α-蒎烯 α-Pinene | 37.21 ± 5.97 a | 17.10 ± 1.71 b | 10.75 ± 2.25 b | 30.08 ± 3.01 a | 24.09 ± 3.71 a | 13.13 ± 1.73 b |
水合桧烯 Sabinen | 10.03 ± 1.21 a | 5.45 ± 0.23 b | 3.95 ± 0.65 b | 8.97 ± 0.61 a | 7.23 ± 0.79 b | 4.24 ± 0.56 c |
β-月桂烯 β-Myrcene | 125.47 ± 18.88 a | 60.49 ± 3.47 b | 37.20 ± 6.78 b | 105.33 ± 8.36 a | 86.73 ± 12.80 a | 46.08 ± 4.74 b |
d-柠檬烯 d-Limonene | 7 798.10 ± 1 046.86 a | 3 769.61 ± 239.78 b | 2 480.05 ± 396.91 b | 6 241.53 ± 511.93 a | 5 177.00 ± 713.05 a | 2 824.16 ± 255.53 b |
顺式-β-罗勒烯 cis-β-Ocimene | 75.98 ± 7.61 a | 23.18 ± 3.49 b | 12.14 ± 1.04 c | 61.18 ± 5.37 a | 33.30 ± 0.61 b | 17.32 ± 2.44 c |
反式-β-罗勒烯 trans-β-Ocimene | 82.69 ± 11.89 a | 14.70 ± 1.11 b | 6.73 ± 0.69 b | 59.50 ± 3.07 a | 26.31 ± 4.27 b | 9.93 ± 1.04 c |
γ-松油烯γ-Terpinene | 2.84 ± 0.48 a | 3.08 ± 0.91 a | 3.14 ± 0.26 a | 1.53 ± 0.21 b | 1.67 ± 0.30 b | 2.37 ± 0.44 a |
萜品油烯Terpinolene | 1.27 ± 0.13 a | 0.80 ± 0.09 b | 0.59 ± 0.17 b | 0.91 ± 0.10 a | 0.84 ± 0.08 a | 0.57 ± 0.01 b |
芳樟醇 Linalool | 9.37 ± 1.65 a | 5.32 ± 0.16 b | 3.29 ± 0.09 c | 6.31 ± 0.58 a | 5.83 ± 2.15 a | 3.89 ± 0.36 a |
α-松油醇α-Terpineol | 5.60 ± 0.57 a | 3.48 ± 0.37 b | 1.59 ± 0.18 c | 4.26 ± 0.37 a | 4.04 ± 1.11 a | 2.49 ± 0.18 b |
香茅醛 Citronellal | 193.82 ± 20.03 a | 112.08 ± 14.31 b | 14.64 ± 0.64 c | 253.90 ± 15.06 a | 297.96 ± 49.43 a | 109.73 ± 12.61 b |
β-柠檬醛 β-Citral | 90.92 ± 12.59 ab | 107.33 ± 1.46 a | 85.49 ± 7.90 b | 50.40 ± 6.09 b | 88.12 ± 19.92 a | 50.27 ± 5.64 b |
α-柠檬醛 α-Citral | 115.11 ± 19.03 b | 144.64 ± 1.65 a | 117.13 ± 10.88 b | 56.41 ± 8.98 b | 106.46 ± 32.12 a | 61.41 ± 5.59 b |
乙酸香茅酯 Citronellyl acetate | 4.70 ± 0.40 a | 1.52 ± 0.13 b | — | 9.64 ± 0.98 a | 5.38 ± 0.87 a | — |
乙酸橙花酯 Neryl acetate | 4.47 ± 0.69 a | 1.65 ± 0.18 b | 1.76 ± 0.21 b | 4.74 ± 0.75 a | 3.46 ± 0.21 b | 2.52 ± 0.68 b |
乙酸香叶酯 Geranyl acetate | 33.87 ± 4.87 a | 7.31 ± 0.20 b | 5.33 ± 0.78 b | 25.35 ± 1.85 a | 12.39 ± 2.56 b | 6.63 ± 1.17 c |
反式柠檬烯氧化物 trans-Limonene oxide | 1.10 ± 0.24 a | — | — | 0.79 ± 0.05 a | — | — |
δ-榄香烯δ-EIemene | 17.21 ± 2.76 a | 3.40 ± 0.34 b | 4.24 ± 0.13 b | 5.48 ± 0.40 a | 4.05 ± 0.83 b | 1.70 ± 0.19 c |
β-榄香烯β-Elemene | 2.95 ± 0.47 a | — | 0.43 ± 0.11 b | 2.35 ± 0.72 a | — | 0.67 ± 0.08 b |
β-石竹烯 β-Caryophyllene | 20.60 ± 3.16 a | 5.76 ± 0.46 b | 3.45 ± 0.26 b | 20.05 ± 0.86 a | 8.56 ± 1.60 b | 3.72 ± 0.46 c |
α-波旁烯 α-Bergamotene | 34.93 ± 5.25 a | 13.70 ± 0.65 b | 8.53 ± 1.13 b | 27.35 ± 1.67 a | 19.39 ± 3.64 b | 11.10 ± 1.43 c |
α-石竹烯 α-caryophyllene | 2.27 ± 0.17 a | 0.70 ± 0.04 b | 0.25 ± 0.16 c | 1.81 ± 0.07 a | 1.24 ± 0.18 b | — |
反式-β-法尼烯 trans-β-Farnesene | 3.85 ± 0.46 a | 1.95 ± 0.23 b | 0.94 ± 0.14 c | 2.79 ± 0.12 a | 2.36 ± 0.65 ab | 1.73 ± 0.23 b |
吉马烯 D Germacrene D | 12.98 ± 1.46 a | 2.58 ± 0.16 b | 2.29 ± 0.24 b | 6.21 ± 0.11 a | 3.54 ± 0.58 b | 1.48 ± 0.23 c |
顺式-α-红没药烯 cis-α-Bisabolene | 6.58 ± 0.72 a | 2.57 ± 0.25 b | 1.20 ± 0.46 c | 4.02 ± 0.11 a | 3.05 ± 0.60 b | 1.90 ± 0.23 c |
β-红没药烯 β-Bisabolene | 45.76 ± 6.20 a | 17.62 ± 1.16 b | 11.59 ± 1.38 b | 33.93 ± 3.11 a | 24.24 ± 5.01 b | 13.24 ± 1.80 c |
吉马烯 B Germacrene B | 20.90 ± 3.12 a | 4.07 ± 0.22 b | 3.63 ± 0.47 b | 9.47 ± 0.30 a | 5.32 ± 0.54 b | 2.21 ± 0.33 c |
α-红没药醇 α-Bisabolol | 2.84 ± 0.41 a | 1.76 ± 0.12 b | 1.34 ± 0.05 b | 2.12 ± 0.45 a | 1.75 ± 0.46 ab | 1.30 ± 0.09 b |
壬醛 Nonanal | 4.44 ± 1.28 a | 3.69 ± 0.13 ab | 2.30 ± 0.51 b | 2.14 ± 0.80 a | 3.54 ± 1.16 a | 2.51 ± 0.19 a |
癸醛 Decanal | 1.94 ± 0.18 a | 1.82 ± 0.21 a | — | — | — | — |
十一醛 Undecanal | 1.60 ± 0.19 a | 1.73 ± 0.14 a | — | — | — | — |
2,4-二叔丁基苯酚 2,4-Di-tert-butylphenol | 5.05 ± 0.85 a | 6.69 ± 1.09 a | 4.65 ± 0.99 a | 4.55 ± 0.16 b | 6.02 ± 1.64 ab | 6.97 ± 0.96 a |
总计 Total | 8 776.45 ± 1 180.63 a | 4 345.78 ± 275.54 b | 2 828.66 ± 435.46 c | 7 043.10 ± 576.25 a | 5 963.87 ± 860.87 a | 3 203.27 ± 298.94 b |
种类 Type | 冬季 Winter | 春季 Spring | 夏季 Summer | 秋季 Autumn |
---|---|---|---|---|
单萜 Monoterpenes | 4 589.19 ± 422.37 | 1 102.49 ± 202.87 | 2 554.55 ± 408.75 | 2 917.80 ± 266.49 |
单萜醇 Monoterpene alcohols | 12.28 ± 1.70 | 5.93 ± 0.84 | 4.88 ± 0.27 | 6.38 ± 0.54 |
单萜醛 Monoterpene aldehydes | 432.15 ± 110.73 | 116.36 ± 16.28 | 217.26 ± 19.42 | 221.41 ± 23.84 |
单萜酯 Monoterpene esters | 27.77 ± 5.58 | 7.44 ± 0.70 | 7.09 ± 0.99 | 9.15 ± 1.85 |
单萜氧化物 Monoterpene oxides | — | — | — | — |
倍半萜 Sesquiterpenes | 73.42 ± 7.07 | 19.93 ± 1.37 | 36.59 ± 4.48 | 37.75 ± 4.98 |
倍半萜醇 Sesquiterpene alcohols | — | — | 1.34 ± 0.05 | 1.30 ± 0.09 |
醛类 Aldehydes | 1.98 ± 0.26 | — | 2.30 ± 0.51 | 2.51 ± 0.19 |
其他 Others | — | — | 4.65 ± 0.99 | 6.97 ± 0.96 |
总计 Total | 5 136.79 ± 547.71 | 1 252.15 ± 222.06 | 2 828.66 ± 435.46 | 3 203.27 ± 298.94 |
表5 不同季节商业成熟期广东香水柠檬各类挥发性物质总含量
Table 5 Total volatile contents of‘Guangdong Xiangshui’lemon at commercial maturity stage in different seasons μg · g-1 FW
种类 Type | 冬季 Winter | 春季 Spring | 夏季 Summer | 秋季 Autumn |
---|---|---|---|---|
单萜 Monoterpenes | 4 589.19 ± 422.37 | 1 102.49 ± 202.87 | 2 554.55 ± 408.75 | 2 917.80 ± 266.49 |
单萜醇 Monoterpene alcohols | 12.28 ± 1.70 | 5.93 ± 0.84 | 4.88 ± 0.27 | 6.38 ± 0.54 |
单萜醛 Monoterpene aldehydes | 432.15 ± 110.73 | 116.36 ± 16.28 | 217.26 ± 19.42 | 221.41 ± 23.84 |
单萜酯 Monoterpene esters | 27.77 ± 5.58 | 7.44 ± 0.70 | 7.09 ± 0.99 | 9.15 ± 1.85 |
单萜氧化物 Monoterpene oxides | — | — | — | — |
倍半萜 Sesquiterpenes | 73.42 ± 7.07 | 19.93 ± 1.37 | 36.59 ± 4.48 | 37.75 ± 4.98 |
倍半萜醇 Sesquiterpene alcohols | — | — | 1.34 ± 0.05 | 1.30 ± 0.09 |
醛类 Aldehydes | 1.98 ± 0.26 | — | 2.30 ± 0.51 | 2.51 ± 0.19 |
其他 Others | — | — | 4.65 ± 0.99 | 6.97 ± 0.96 |
总计 Total | 5 136.79 ± 547.71 | 1 252.15 ± 222.06 | 2 828.66 ± 435.46 | 3 203.27 ± 298.94 |
图3 不同季节商业成熟期广东香水柠檬挥发性物质的PLS-DA得分图
Fig. 3 PLS-DA score plot of volatile compounds in‘Guangdong Xiangshui’lemon at commercial maturity stage in different seasons
挥发性物质 Volatile compounds | VIP | 标志季节 Iconic season | 挥发性物质 Volatile compounds | VIP | 标志季节 Iconic season |
---|---|---|---|---|---|
α-松油醇 α-Terpineol | 1.99 | 秋季 Autumn | α-柠檬醛 α-Citral | 1.14 | 冬季 Winter |
十一醛 Undecanal | 1.55 | 冬季 Winter | 壬醛 Nonanal | 1.11 | 秋季 Autumn |
β-榄香烯 β-Elemene | 1.53 | 秋季 Autumn | β-柠檬醛 β-Citral | 1.02 | 冬季 Winter |
2,4-二叔丁基苯酚 2,4-Di-tert-butylphenol | 1.41 | 秋季 Autumn | 吉马烯 B Germacrene B | 1.01 | 冬季 Winter |
δ-榄香烯 δ-EIemene | 1.17 | 冬季 Winter | 乙酸香叶酯 Geranyl acetate | 1.01 | 冬季 Winter |
萜品油烯 Terpinolene | 1.15 | 秋季 Autumn | 顺式-α-红没药烯 cis-α-Bisabolene | 1.00 | 冬季 Winter |
表6 不同季节商业成熟期广东香水柠檬挥发性标志代谢物
Table 6 Volatile characteristic metabolites of‘Guangdong Xiangshui’lemon at commercial maturity stage in different seasons
挥发性物质 Volatile compounds | VIP | 标志季节 Iconic season | 挥发性物质 Volatile compounds | VIP | 标志季节 Iconic season |
---|---|---|---|---|---|
α-松油醇 α-Terpineol | 1.99 | 秋季 Autumn | α-柠檬醛 α-Citral | 1.14 | 冬季 Winter |
十一醛 Undecanal | 1.55 | 冬季 Winter | 壬醛 Nonanal | 1.11 | 秋季 Autumn |
β-榄香烯 β-Elemene | 1.53 | 秋季 Autumn | β-柠檬醛 β-Citral | 1.02 | 冬季 Winter |
2,4-二叔丁基苯酚 2,4-Di-tert-butylphenol | 1.41 | 秋季 Autumn | 吉马烯 B Germacrene B | 1.01 | 冬季 Winter |
δ-榄香烯 δ-EIemene | 1.17 | 冬季 Winter | 乙酸香叶酯 Geranyl acetate | 1.01 | 冬季 Winter |
萜品油烯 Terpinolene | 1.15 | 秋季 Autumn | 顺式-α-红没药烯 cis-α-Bisabolene | 1.00 | 冬季 Winter |
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