Impact of post-harvest storage and freezing of palm fruits on the extraction yield and quality of African crude palm oil extracted in the laboratory | OCL

Open Access

Table 2

Fatty acid composition (TFA) of crude palm oils extracted after combined storage of the fruits at room temperature then freezing, and free fatty acid composition.

Fatty acid (% identified FA)
	Storage time (Days)	C14	C16	C18	C20	C16:1n-7	C18:1n9	C18:2n-6	C18:3n-3

TFA	1	0.38^b	35.64^a	5.34^a	0.46^a	0.13^bcde	50.65^c	6.65^fg	0.32^cd
	3	0.40^b	35.33^a	5.25^a	0.49^de	0.12^abc	51.00^c	6.62^fg	0.35^bcd
	5	0.40^b	35.34^a	5.18^a	0.47^bc	0.12^abc	50.79^c	6.79^f	0.34^bcd
	7	0.39^b	35.28^a	5.33^a	0.48^bcde	0.14^cde	51.18^c	6.43^gh	0.32^cd
	9	0.39^b	35.37^a	5.27^a	0.48^bcde	0.14^de	51.34^c	6.24^h	0.30^d

FFA	1	0.89^a	30.98^bc	3.50^b	< LOD	< LOD	51.72^c	11.79^a	0.51^a

	3	0.78^a	26.77^d	3.23^b	< LOD	< LOD	58.20^a	9.64^c	0.59^a
	5	0.75^a	27.31^d	3.22^b	< LOD	< LOD	57.54^a	10.17^b	0.56^a
	7	0.70^a	30.27^c	3.16^b	< LOD	< LOD	55.83^b	8.86^d	0.47^ab
9	0.76^a	31.45^b	3.50^b	< LOD	< LOD	55.18^b	8.00^e	0.45^abc

Two-way ANOVA

	R²	0.939	0.998	0.985	1.000	0.643	0.993	0.999	0.943
	F	17.055	524.099	73.132	27601.698	1.999	152.495	1543.644	18.351
	Pr > F	< 0.0001	< 0.0001	< 0.0001	< 0.0001	0.148	< 0.0001	< 0.0001	< 0.0001
TFA vs. FFA	F	0.722	106.477	1.262	35.468	2.248	58.483	536.229	4.706
TFA vs. FFA	Pr > F	0.596	< 0.0001	0.347	< 0.0001	0.136	< 0.0001	< 0.0001	0.021
Storage time	F	146.025	3909.007	649.898	248131.535	0.000	932.752	10387.394	141.477
Storage time	Pr > F	< 0.0001	< 0.0001	< 0.0001	< 0.0001	0.148	< 0.0001	< 0.0001	< 0.0001
FA × time	F	1.146	95.495	0.811	35.468	2.248	51.444	340.123	1.215
FA × time	Pr > F	0.390	< 0.0001	0.546	< 0.0001	0.136	< 0.0001	< 0.0001	0.364

Results are given as means of a duplicate analysis. Means with different letters in the same column differ significantly (Tukey’s test. p < 0.05). LOD = 0.01 g/100 g total FA.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.