Effects of Controlled Atmosphere on the Storage Quality and Aroma Compounds of Lemon Fruits Using the Designed Automatic Control Apparatus

Table 1

Effects of CA and RA on the volatile compounds of lemons.

No.	Name		Control	CA1	CA2	CA3	CA4	Flavour description
	Σ Terpenoids		935.70	1009.60	1029.74	984.17	963.56
1	4-Carene	A1	4.20±0.13	6.60±0.20	11.40±0.15	9.84±0.16	10.56±0.17	Lemon, Flower, Mint [12]
2	α-Thujene	A2	6.24±0.25	14.16±0.21	12.72±0.21	11.64±0.23	11.28±0.20	Sour, Flower, Mint [12]
3	α-Pinene	A3	27.96±1.25	40.48±1.01	43.44±1.13	43.44±1.24	41.76±1.17	Sweet, Fruit, Grass Lemon [12, 13]
4	β-Pinene	A4	0.84±0.15	2.04±0.15	1.92±0.13	1.80±0.14	1.68±0.15	Pine, Resin, Wood, Turpentine [12, 13]
5	β-Myrcene	A5	19.80±1.02	35.24±1.24	36.00±1.59	35.40±1.25	33.36±1.48	Lemon, Orange, Resin [12]
6	α-Phellandrene	A6	1.20±0.20	2.64±0.30	3.00±0.10	2.52±0.20	2.16±0.15	Lemon, Flower, Milk [12]
7	d-Limonene	A7	723.36±23.20	738.00±21.45	741.60±20.98	724.56±20.58	701.16±19.75	Citrus, Mint, Lemon [12]
8	(Z)-β-Ocimene	A8	0.30±0.12	0.56±0.12	0.60±0.11	0.48±0.10	0.35±0.13	Fruit [12]
9	(E)-β-Ocimene	A9	3.00±0.20	3.60±0.18	2.52±0.15	3.96±0.17	4.68±0.16	Fruit [12]
10	γ-Terpinene	A10	115.56±15.52	124.92±14.29	132.00±13.98	112.80±15.03	117.48±15.16	Lemon, Flower, Oil, Anise, Mint [12, 13]
11	Terpinolene	A11	7.56±1.66	10.32±1.32	11.64±1.71	9.00±1.59	9.48±1.19	Resin, Citrus, Lemon [12]
12	(Z)-Sabinene	A12	1.56±0.15	1.80±0.18	2.72±0.22	1.44±0.14	1.56±0.15	-
13	(Z)-α-Bergamotene	A13	0.48±0.10	0.72±0.10	0.78±0.20	0.60±0.15	0.60±0.18	Lemon, Sour [12]
14	Caryophyllene	A14	7.32±2.54	7.64±1.85	7.80±2.35	7.61±2.46	7.29±2.27	Clove [12]
15	(E)-α-Farbesene	A15	0.72±0.27	1.08±0.10	1.20±0.13	0.96±0.11	1.08±0.16	-
16	β-Santalene	A16	0.36±0.10	0.60±0.10	0.60±0.10	0.48±0.10	0.48±0.10	-
17	β-curcumene	A17	0.24±0.10	0.24±0.18	0.24±0.12	0.24±0.15	0.24±0.13	-
18	β-Cayophllene	A18	0.48±0.14	0.60±0.13	0.72±0.12	0.60±0.14	0.60±0.15	-
19	Elixene	A19	1.92±0.12	2.40±0.12	1.92±0.13	2.28±0.14	3.00±0.14	-
20	(Z)-α-Bisabolene	A20	12.60±1.21	15.96±1.13	16.92±1.14	14.52±1.2	14.76±1.18	-
	Σ Alchols		47.49	24.48	40.28	42.95	41.68
21	β-Linalool	B1	2.52±0.13	2.40±0.10	2.64±0.14	2.76±0.12	2.76±0.15	Lemon, Sweet Fruit [12, 13]
22	terpinen-4-ol	B2	9.96±0.15	3.24±0.13	9.20±0.15	9.60±0.14	13.80±0.12	-
23	(Z)-Verbenol	B3	0.12±0.06	0.12±0.07	0.12±0.05	0.24±0.08	0.12±0.05	-
24	(Z)-Carveol	B4	0.33±0.01	0.24±0.03	0.24±0.05	0.35±0.02	0.28±0.04	-
25	Nerol	B5	3.24±0.28	2.88±0.25	1.92±0.23	2.88±0.24	2.76±0.24	Flower, Lemon [12]
26	Geraniol	B6	12.72±0.29	2.88±0.32	6.96±0.31	7.44±0.28	6.84±0.31	Sweet rose
27	Octanol	B7	0.12±0.03	0.12±0.02	0.12±0.01	0.12±0.02	0.12±0.04	-
28	Nonanol	B8	0.12±0.01	0.12±0.01	0.12±0.02	0.12±0.03	0.12±0.04	Fruits, Vegetables [14]
29	α-terpineol	B9	18.36±1.53	12.48±1.54	18.96±1.56	19.44±1.52	14.88±1.38	Lemon, Sweet clove [12]
	Σ Aldehydes		68.39	104.28	94.32	116.40	105.48	-
30	Citronellal	C1	0.72±0.27	0.96±0.28	1.32±0.24	1.08±0.23	1.08±0.24	-
31	Neral	C2	18.96±2.36	24.36±2.48	21.48±2.57	29.52±2.15	24.36±2.33	-
32	Geranial	C3	23.40±3.25	31.32±3.14	27.00±3.61	38.76±3.22	29.64±3.41	-
33	Nonanal	C4	0.36±0.32	3.12±0.52	2.64±0.53	2.88±0.56	2.04±0.54	Lemon, Sweet [12]
34	decanal	C5	0.55±0.23	0.96±0.21	1.44±0.35	1.08±0.51	0.84±0.20	Lemon, Roast [12]
35	(Z)-citral	C6	17.44±4.58	38.52±5.21	36.24±3.65	38.40±4.58	42.12±4.17	Lemon [12]
36	(E)-citral	C7	6.96±1.69	5.04±1.58	4.20±1.47	4.68±2.01	5.40±1.94	-
	Σ Esters		19.92	13.20	8.76	15.48	17.28	-
37	Citronellyl acetate	D1	0.60±0.10	0.48±0.12	0.36±0.13	0.48±0.11	0.72±0.14	Coconut, Sweet flower [12]
38	Neryl acetate	D2	9.84±0.55	7.80±0.71	5.04±0.73	8.16±0.58	12.12±0.69	Orange, Flower, Sweet Raspberry [13]
39	Geranyl acetate	D3	9.24±0.47	4.68±0.44	3.24±0.46	6.60±0.48	4.2±0.51	Flower, Fruit [13]
40	Geranyl-propionate	D4	0.24±0.03	0.24±0.06	0.12±0.05	0.24±0.05	0.24±0.01	-

Values with different letters in the same row means significant differences between crop management systems: p<0.01.