Characterization of a panel of Vietnamese rice varieties using DArT and SNP markers for association mapping purposes

Table 1 Characteristics of the populations detected by structure

Region	I1	I2	I3	I4	I5	I6	Im	All I	J1	J2	J3	J4	Jm	All J
Northeast			1	1			5	7	9	2			1	12
Northwest			4	3		5	5	17	19	3				22
Red River Delta		1		10	1		3	17		3		5		8
North Central Coast				1	5	1	2	9	3	1		1	1	6
Central Highlands								0					1	1
South Central Coast	2				3	11	5	20	1	1	5		1	8
Southeast		2					2	4			1			1
Mekong River Delta	7	23					4	34	1					1
na	1			3		1	1	6	3					3
Ecosystem	I1	I2	I3	I4	I5	I6	Im	All I	J1	J2	J3	J4	Jm	All J
Irrigated	8	7	1	5	3		6	30	1	4				4
Mangrove						1		1				4		4
Rainfed lowland	1	12		2	2	9	8	34	3	1		2	1	7
Upland	1	2	4		4	5	9	25	25	1	5		1	30
na	1	5		11		3	4	24	7	4	1		2	17
Cycle	I1	I2	I3	I4	I5	I6	Im	All I	J1	J2	J3	J4	Jm	All J
Very early	3			1			1	5				1		1
Early	5				1	5	6	17	16	2		5	1	24
Medium	2		5	15	8	7	8	45	154	5	2		1	23
Long		6		1		6	10	23	1	2	3		2	8
Very long		20					1	21	1					1
na	1			1			1	3	3	1		1		5
Grain length (L)	I1	I2	I3	I4	I5	I6	Im	All I	J1	J2	J3	J4	Jm	All J
Short		4		1	4	4	3	16		8		3		11
Medium	1	10		14	4	11	12	52	4	2	1	3	1	11
Long	4	8	2	3	1	3	7	28	22		3		3	28
Very long	6	3	3				5	17	9		2			11
na		1						1	1					1
Grain width (W)	I1	I2	I3	I4	I5	I6	Im	All I	J1	J2	J3	J4	Jm	All J
Large					1	1	2	4	25	7	5	1	3	41
Medium	5	13	3	5	4	17	17	64	10	3	1	5		19
Narrow	6	12	2	13	4		8	45					1	1
na		1					1	2	1					1
L/W ratio	I1	I2	I3	I4	I5	I6	Im	All I	J1	J2	J3	J4	Jm	All J
A (>3.0)	10	12	4	6	1		10	43	6		2		1	9
B (2.5 < L/W < =3.0)		10	1	12	7	10	11	51	16		1	2		19
C (<=2.5)	1	3			1	8	6	19	13	10	3	4	3	33
na		1						1	1					1
Grain type	I1	I2	I3	I4	I5	I6	Im	All I	J1	J2	J3	J4	Jm	All J
Glutinous	2	3	5	1	1	4	8	24	22	10		3	3	38
Non glutinous	9	23		17	8	14	19	91	14		6	3	1	24
Total	11	26	5	18	9	18	27	114	36	10	6	6	4	62

ISSN: 1471-2229