Survey of Phenolic Compounds Produced in Citrus

Table 6
Comparison of similar (shared) and dissimilar (unique) peaks observed at 325 nm (to those observed at 285 nm) in various Citrus species and cultivars

Species and cultivars	CRC#	Plant part	Peaks at 325 nm					Absorbance difference 285/325
			Shared peaks	Unique peaks	% Area major	Unique total	% Area shared
Citrus grandis
Deep Red	2347	Leaf	12	5	6.2	12.4	87.6	1.0
C. limon
Kaweah #1 Lisbon	3010	Leaf	13	6	2.7	12.7	87.3	0.7
C. medica
Citron of Commerce	3518	Leaf	5	4	8.1	24.2	75.8	0.6
Fingered	3768	Leaf	12	5	3.7	9.6	89.6	0.6
		Flavedo	1	3	6.8	15.4	84.6	0.3
India Sour	661	Leaf	10	5	5.9	23.8	76.2	0.8
C. natsudaidai
Unknown	3235	Flavedo	13	5	3.9	10.7	89.3	0.6
		Albedo	19	8	2.1	9.4	90.6	1.5
C. paradisi
Camulos	3139	Leaf	14	12	6.1	20.7	79.3	1.1
		Flavedo	21	6	4.1	12.4	87.6	0.9
		Albedo	8	4	1.4	5.1	94.9	3.9
		Juice	4	4	21.3	33.8	66.2	3.4
CRC #343	343	Leaf	15	7	8.6	19.1	80.6	0.9
C. sinensis
Bey	3406	Flavedo	24	4	2.5	6.2	93.8	0.9
		Albedo	18	4	3.1	8.7	91.3	1.2
CPB #44944A Seedling	3305	Leaf	6	2	6.0	11.5	88.5	3.4
		Flavedo	29	5	3.1	8.4	91.1	1.3
		Albedo	29	6	2.3	4.7	95.3	1.0
		Juice	2	0	0.0	0.0	100.0	3.5
CPB #44944B Seedling	3306	Leaf	23	6	2.6	7.7	91.8	1.1
		Flavedo	14	6	3.4	11.8	88.3	1.5
		Albedo	4	0	0.0	0.0	100.0	2.7
Paradise	2853	Leaf	24	5	2.1	5.2	94.2	1.1
		Flavedo	15	10	3.1	17.2	82.8	1.5
		Albedo	2	1	13.9	13.9	86.1	1.7
		Juice	1	0	0.0	0.0	100.0	5.1
Thomson	983	Leaf	16	10	6.2	20.9	78.6	0.8
		Flavedo	15	9	4.0	17.0	82.1	1.0
		Albedo	5	4	10.0	29.7	70.3	0.9
		Albedo	4	5	10.1	36.8	63.2	1.0
		Juice	3	2	12.0	21.2	78.8	2.4
Average			12	4.8	5.2	13.4	86.4	1.6

previous page

next page

United States Department of Agriculture
Agricultural Research Service

The material on this page is in the public domain.

Original posting: April 1, 1999.