Influence of Coating Application Methods on the Postharvest Quality of Cassava

Table 1

Changes in flesh firmness (Newtons) 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)
DAY 1	61.8 ± 0.9	61.8 ± 0.9	61.8 ± 0.9	61.8 ± 0.9	61.8 ± 0.9	61.8 ± 0.9	61.8 ± 0.9	2.7	1.000
DAY 2	71.4 ± 4.6	65.7 ± 3.5	62.2 ± 8.2	66.5 ± 4.4	73.1 ± 8.0	63.8 ± 0.9	69.4 ± 10.0	19.4	0.871
DAY 4	76.8 ± 9.5	70.2 ± 6.0	64.8 ± 1.0	68.1 ± 2.4	76.2 ± 11.8	69.9 ± 5.0	81.5 ± 7.1	21.4	0.667
DAY 6	80.5 ± 1.2	78.2 ± 1.2	69.5 ± 1.5	76.9 ± 7.5	88.8 ± 6.8	75.5 ± 0.5	84.0 ± 6.7	14.1	0.176
DAY 8	90.1 ± 4.5	79.4 ± 2.5	71.2 ± 2.2	95.8 ± 0.4	89.2 ± 3.6	84.1 ± 1.5	88.0 ± 2.3	8.2	<0.001
DAY 10	81.2 ± 9.3	92.5 ± 2.9	77.3 ± 3.4	55.5 ± 1.1	95.0 ± 1.4	97.2 ± 1.9	86.1 ± 8.8	14.1	0.176
DAY 12	54.8 ± 11.2	91.4 ± 3.8	95.6 ± 3.3	50.8 ± 5.6	96.0 ± 2.3	66.3 ± 3.5	61.7 ± 6.8	18.0	<0.001
DAY 14	22.7 ± 0.9	58.3 ± 4.0	62.4 ± 2.5	39.6 ± 9.5	87.5 ± 3.3	53.1 ± 1.5	51.4 ± 6.2	14.7	<0.001
DAY 16	15.9 ± 4.1	46.7 ± 4.0	49.3 ± 0.9	49.5 ± 4.4	78.2 ± 8.6	52.4 ± 0.2	42.6 ± 1.5	13.0	<0.001
DAY 18	9.1 ± 0.6	22.5 ± 5.4	36.0 ± 2.3	44.4 ± 6.1	54.2 ± 4.2	48.7 ± 3.5	31.8 ± 10.3	16.5	<0.001
DAY 20	4.0 ± 0.7	21.2 ± 3.3	29.1 ± 2.6	35.4 ± 2.2	46.1 ± 0.8	24.5 ± 4.3	24.3 ± 6.3	10.3	<0.001

Values are means ± SE. Means with different superscript letters in a row are significantly (P≤0.05) different, n=3.