Table 5. Organic acid contents of strawber ry jam with different levels of added rice mash

Sample code1)	Organic acid content (mg/100 g)
	Oxalic acid	Citric acid	Malic acid	Succinic acid
	SJ0	ND2)	750.30±3.03^a3)	633.60±2.72^a	230.40±1.12^c
SJ14	3.60±0.75^a	690.63±1.59^b	381.43±2.30^b	328.80±3.04^b
SJ21	5.07±2.20^a	661.30±4.13^c	448.73±87.10^b	348.00±1.90^a

SJ0, strawberry jam added with no rice mash; SJ14, strawberry jam added with rice mash 14%; SJ21, strawberry jam added with no rice mash 21%.
ND, not detected.
Means with different letters within the same column are significantly different from each other at p<0.05 by Duncan’s multiple range test.