Table 2.

Lengths of hybridizing fragments (in kilobases) of each Rhizobium genotype at the 1-kb reiterated chromosomal sequence (probe pRt1013), nodAB, and nodCIJT

Genotype		Rhizobium
Name	Isolates	EcoRI			HindIII
1-kb reiterated chromosomal locus (pRt1013)
1a	31			4.5	7	9	11.5
1b	1			4.5	8	9	11.5
1c	1			4.5	7	9	10
1d	1			4.5	8		11.5
2a	7	2.3	4.3	4.5	4	6.8	7.2
2b	20		4.3	4.5	4		7.2
2c	6	3.3	4.3		4		7.2
2d	2		4.3	4.5	4		7.2	12

Genotype		nodAB				nodCIJT
Name	Isolates	EcoRI	HindIII			EcoRI				HindIII
Nodulation loci
FA1	16	2.9	1.5	3.3			4.8	7.8	11.2	3.3	6.1	10
FA2	1	2.9	1.5	3.3			4.8	7.8		3.3	8	10
FA3	1	2.9	1.5	3.3		3	4.8		11	3.3	7	11
HA1	9	2.9	1.5	3.3			4.8	6.8		3.3	5.2
HA2	6	2.9	1.5	3.3			4.8	10		3.3	5.2
HA3	1	2.9	1.5	3.3			4.8	10		3.3	6.8
B1	28	7.2	1.9		4.2		4.5			4.2
B2	1	7.2	1.9		4		5.2	13		2.8	4
B3	1	3.3	1.9	3.3	4.2		4.5			4.2
B4	1	8.5	1.9		4.2		4.5			4.2
C	4	9	1.9	4.8		4	9	14	20	4.8	9	12

The number of Rhizobium isolates of each genotype is given in parentheses. In the text, nod genotypes FA1 to HA3 are considered “nod group A.”