Yield and Physicochemical Properties of Marula (Sclerocarya birrea) Seed Oils among Nine International Provenances Tested in Malawi

Table 2

Physicochemical properties of S. birrea (subspecies caffra and birrea) seed oil among nine provenances.

Provenance	Subspecies	MC (%)	FFA (%)	AV (mg·KOH/g)	PV (meq·KOH/g)
Chikhwawa	caffra	0.06 ± 0.01^e	3.22 ± 0.01^b	6.44 ± 0.03^b	2.15 ± 0.01^g
Marracuene	caffra	0.32 ± 0.01^d	3.24 ± 0.01^b	6.49 ± 0.03^b	3.87 ± 0.03^c
Magunde	caffra	0.42 ± 0.01^c	3.16 ± 0.01^c	6.33 ± 0.01^bc	3.93 ± 0.02^b
Moamba	caffra	0.33 ± 0.01^d	3.11 ± 0.01^c	6.22 ± 0.02^bc	3.19 ± 0.01^d
Matebeleland	caffra	0.76 ± 0.01^a	2.15 ± 0.01^d	4.29 ± 0.01^d	2.05 ± 0.01^h
Ngundu	caffra	0.09 ± 0.01^e	2.13 ± 0.01^d	4.25 ± 0.01^d	1.84 ± 0.01^i
Magamba-Turiani	caffra	0.45 ± 0.01^c	1.96 ± 0.01^e	3.91 ± 0.02^e	5.15 ± 0.02^a
Kalimbeza	caffra	0.65 ± 0.01^b	3.19 ± 0.01^b	6.37 ± 0.02^bc	3.11 ± 0.01^e
Missira	birrea	0.07 ± 0.01^e	4.07 ± 0.01^a	8.13 ± 0.02^a	3.02 ± 0.01^f

Means with different superscripts within a column are statistically different (). Mean values are followed by the standard error. MC = moisture content; FFA = free fatty acid; AV = acid value; PV = peroxide value.