Shelf Life Extension of Mango Fruit by using Non-Preservative Technique

Figures & data

Table 1. Treatment plan

Treatments	Irradiation doses (Gy)	Storage Conditions
T1S	Without irradiation	10°C with 85–90% RH
T2S	150	10°C with 85–90% RH
T3S	225	10°C with 85–90% RH
T4S	300	10°C with 85–90% RH

Table 2. Effect of storage on firmness (kg) of irradiated mango (Sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	15.50	7.00	4.76	3.15	1.40
T2S	14.00	10.00	5.67	3.92	2.39
T3S	16.00	11.00	4.32	3.45	2.89
T4S	17.00	12.00	6.14	4.25	2.97
Mean	15.60	10.00	5.22	3.69	2.41

Table 3. Impact of storing on brix⁰ of irradiated mango (sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	10.80	13.40	15.20	17.20	18.10
T2S	11.90	13.00	14.80	16.60	17.40
T3S	11.50	12.90	14.00	15.60	16.80
T4S	12.00	13.40	14.00	15.10	16.50
Mean	11.55	13.17	14.50	16.12	17.20

Table 4. Effect of storage on acidity (%) of irradiated mango (sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	0.25	0.20	0.19	0.15	0.13
T2S	0.23	0.22	0.21	0.19	0.15
T3S	0.24	0.22	0.20	0.18	0.16
T4S	0.25	0.23	0.21	0.18	0.17
Mean	0.24	0.21	0.20	0.17	0.15

Table 5. Effect of Storage on pH of irradiated mango (Sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	3.63	3.77	3.80	3.94	4.10
T2S	3.65	3.72	3.78	3.92	4.08
T3S	3.67	3.69	3.74	3.89	4.05
T4S	3.69	3.70	3.77	3.85	4.00
Mean	3.66	3.72	3.77	3.90	4.05

Table 6. Effect of Storage on Vitamin C (mg/100 g) of irradiated mango (Sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	50.00	46.65	42.34	39.98	36.66
T2S	49.21	46.42	43.62	40.81	38.00
T3S	48.33	46.31	44.26	42.25	40.23
T4S	48.26	47.29	45.03	43.53	41.71
Mean	48.95	46.66	43.81	41.64	39.15

Table 7. Impact of Storing on the skin color of irradiated mango (Sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	8.55	7.00	5.80	4.60	3.40
T2S	8.70	7.40	5.20	4.00	3.80
T3S	8.65	7.20	5.00	4.80	3.40
T4S	8.95	7.40	5.20	4.00	3.60
Mean	8.71	7.25	5.30	4.35	3.55

Table 8. Impact of storing on flesh color of irradiated mango (Sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	7.60	7.40	7.20	7.00	6.80
T2S	7.80	7.60	7.40	7.20	7.00
T3S	8.20	8.00	7.80	7.60	7.40
T4S	8.60	8.40	8.20	8.00	7.80
Mean	8.05	7.85	7.65	7.45	7.25

Table 9. Effect of Storage on the taste of irradiated mango (Sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	7.00	6.80	6.60	6.40	6.20
T2S	7.40	7.20	7.00	6.80	6.60
T3S	8.20	8.00	7.80	7.40	7.40
T4S	8.40	8.20	8.00	7.80	7.60
Mean	7.75	7.55	7.35	7.10	6.95

Table 10. Effect of Storage on the texture of irradiated mango (Sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	7.60	7.40	7.20	7.00	6.80
T2S	7.60	7.40	7.20	7.20	7.00
T3S	8.20	8.20	8.00	8.00	7.80
T4S	8.60	8.60	8.40	8.20	8.00
Mean	8.00	7.90	7.70	7.60	7.40

Table 11. Effect of Storage on overall acceptability of irradiated mango (Sensation)

Evaluation	Storing duration (days)
	0	7	14	21	28
T1S	7.60	7.40	7.20	7.00	6.80
T2S	7.80	7.60	7.40	7.20	7.00
T3S	8.20	8.00	7.80	7.60	7.40
T4S	8.60	8.40	8.20	8.00	7.80
Mean	8.05	7.85	7.65	7.45	7.25

Table

Sample name	Skin color	Flesh color	Taste	Texture	Overall acceptability
T1S
T2S
T3S
T4S