Positive effect of lippia sidoides essential oil associated with carboxymethylcellulose in the control of anthracnose in avocado

Table 2 Physicochemical and physiological parameters of avocados treated or not with L. sidoides essential oil

Samples	Storage (days)
Samples	0	7	14	21	28
Chromaticity
C	30.89 ± 3.19	30.81 ± 2.45	37.74 ± 3.18	41.40 ± 3.92	36.01 ± 6.66
EO	29.40 ± 3.37	28.33 ± 2.20	29.99 ± 4.13	36.99 ± 3.55	35.29 ± 4.45
Luminosity
C	42.39 ± 2.62	41.27 ± 1.92	46.24 ± 2.78	49.84 ± 3.53	47.12 ± 6.74
EO	40.22 ± 1.92	40.74 ± 1.14	42.06 ± 2.49	46.99 ± 2.38	46.34 ± 2.94
Hue angle (°)
C	120.96 ± 2.00	120.76 ± 1.34	117.89 ± 1.56	114.89 ± 1.87	106.73 ± 3.65
EO	121.95 ± 1.49	122.00 ± 0.90	121.38 ± 1.80	118.14 ± 1.71	114.35 ± 2.74
Weight loss (%)
C	0.0 ± 0.00	0.98 ± 0.10	1.99 ± 0.21	2.94 ± 0.32	3.94 ± 0.61
EO	0.0 ± 0.00	1.12 ± 0.17	2.13 ± 0.35	3.16 ± 0.50	4.15 ± 0.55
Disease index
C	0.0 ± 0.00	0.0 ± 0.00	1.25 ± 2.50	18.75 ± 15.48	73.75 ± 22.50
EO	0.0 ± 0.00	0.0 ± 0.00	1.25 ± 2.50	11.25 ± 13.15	41.25 ± 21.75
Firmness (N)
C	134.75 ± 7.25	87.59 ± 29.50	2.84 ± 1.44	2.00 ± 0.44	1.47 ± 0.39
EO	133.64 ± 3.69	105.13 ± 32.69	6.48 ± 5.74	3.40 ± 1.00	2.66 ± 0.88
Palatability index
C	50.31 ± 14.87	30.58 ± 6.85	42.76 ± 7.33	63.25 ± 6.77	117.98 ± 19.26
EO	66.16 ± 11.50	40.54 ± 7.39	86.69 ± 15.64	102.09 ± 16.71	111.86 ± 10.16
Respiratory activity (mL CO₂ kg⁻¹ h⁻¹)
C	13.92 ± 0.18	14.16 ± 2.11	17.61 ± 1.74	18.22 ± 2.37	8.39 ± 1.93
EO	18.50 ± 4.63	12.94 ± 0.86	14.01 ± 2.11	16.78 ± 1.49	14.32 ± 2.39
Ethylene production (μL C₂H₄ kg⁻¹ h⁻¹)
C	0.61 ± 1.00	114.54 ± 60.29	59.11 ± 27.58	114.01 ± 36.79	69.04 ± 42.24
EO	21.09 ± 42.08	13.11 ± 6.21	39.76 ± 14.78	27.75 ± 5.02	53.48 ± 21.59

Results are mean ± SD, n = 16. C control treatment, EO fruit treated with L. sidoides essential oil (1250 μl L⁻¹) associated with carboxymethylcellulose

ISSN: 2661-8974