Influence of Coating Application Methods on the Postharvest Quality of Cassava
Table 8
Changes in total ethylene production rate (nl C2H4/g/h) of cassava roots dipped and/or sprayed with different edible coating solution 20 days after harvest.
Period of storage (Days)
TREATMENTS
CONTROL
1.5 xanthan
1.5 xanthan
1.5 xanthan/guar
1.5 xanthan/guar
2 xanthan/guar
2 xanthan/guar
LSD
F
Dipping
Spraying
Dipping
Spraying
Dipping
Spraying
(5 LEVEL)
FRESH
0.5 ± 0.0
0.04 ± 0.0
0.1 ± 0.0
0.1 ± 0.1
0.1 ± 0.0
0.2 ± 0.2
0.02 ± 0.0
0.2
0.605
DAY 2
2.1 ± 0.0
0.3 ± 0.0
0.3 ± 0.0
0.4 ± 0.1
0.6 ± 0.1
1.2 ± 1.2
0.3 ± 0.0
0.2
0.019
DAY 4
0.3 ± 0.0
0.01 ± 0.0
0.4 ± 0.0
0.6 ± 0.0
0.03 ± 0.0
0.1 ± 0.0
0.02 ± 0.0
0.04
<0.001
DAY 6
0.1 ± 0.1
0.1 ± 0.0
0.3 ± 0.0
0.02 ± 0.0
0.3 ± 0.0
0.1 ± 0.1
0.1 ± 0.0
0.1
<0.001
DAY 8
0.01 ± 0.0
0.03 ± 0.0
1.0 ± 0.1
0.4 ± 0.3
1.5 ± 0.1
1.6 ± 0.1
0.7 ± 0.1
0.4
<0.001
DAY 10
0.4 ± 0.0
0.9 ± 0.3
1.9 ± 0.9
1.0 ± 0.3
1.2 ± 0.7
0.1 ± 0.0
1.0 ± 0.8
1.6
0.287
DAY 12
0.02 ± 0.1
2.2 ± 0.1
0.3 ± 0.0
0.9 ± 0.5
0.7 ± 0.1
0.6 ± 0.0
1.1 ± 0.5
0.8
0.004
DAY 14
0.2 ± 0.0
0.9 ± 0.2
2.9 ± 0.5
2.2 ± 0.2
2.8 ± 0.2
0.5 ± 0.1
1.3 ± 0.0
0.6
<0.001
DAY 16
12.4 ± 4.0
0.8 ± 0.2
4.9 ± 1.1
1.6 ± 0.3
0.7 ± 0.1
0.7 ± 0.1
6.1 ± 0.8
4.9
0.001
DAY 18
0.2 ± 0.1
0.3 ± 0.0
0.1 ± 0.0
0.1 ± 0.0
0.1 ± 0.0
0.2 ± 0.0
0.6 ± 0.1
0.1
<0.001
DAY 20
0.6 ± 0.0
0.3 ± 0.0
1.0 ± 0.0
0.2 ± 0.1
0.8 ± 0.4
0.3 ± 0.0
1.5 ± 0.2
0.6
0.003
Values are means ± SE. Means with different superscript letters in a row are significantly (P≤0.05) different, n=3.
