Genes			% Recombination			Map Units
			Value	S.E.	Ref	Value	S.E.	Ref
Chromosome 4A (VIII)
4AS
	Adh- B1-	cent	20.0	3.5	{1197}	21.2	4.2	.
	Hd-	cent	7.7	3.7	{1195}	.	.	.
4AL
	cent-	Lr30	2.9	1.3	{315}	.	.	.
	cent-	Lr28	39.2	2.7	{967}	52.8	7.0	.
	Sr7a-	Hd	I	.	{671}	.	.	.
Chromosome 4B {IV}
4BS
	ms1b-	cent	I	.	{064}	.	.	.
	ms1b-	Lr25	34	.	{064}	41.5	.	.
	ms1c-	cent	I	.	{064}	.	.	.
	ms1c-	Lr25	20	.	{064}	21.0	.	.
	Adh-Ala-	Gai/Rht-B1	23.1	4.0	{1442}	25.0	5.1	.
	Gai1-	Gai3	0	.	{406}	.	.	.
	Rht-B1/Gai1	cent	15	3	{980}	.	.	.
	Rht-B1-	ß-Amy-A1	I	.	{008}	.	.	.
..	@ß-Amy-A1 -	cent	>35	{008}	43.4	.	.	.
	pa-	H1	.	.	.	29	2.6	{921}
	Hl -	Pa	.	.	.	30	.	{042}
Gene order: @ Adh - Rht-B1 - cent {1442}.
4BL
	cent-	Lr25/Pm7	1	.	{271}	.	.	.
	cent-	Hp	30	.	{275}	34.7	.	.
	cent-	ß-Amy-A1	35	.	{008}	43	.	.
	Lr25-	Pm7	0	.	{271}	.	.	.
	Rht1-	ß-Amy-A1	I	.	{008}	.	.	.
Chromosome 4D
4DS
	Ms2-	Rht10	0.005	.	{805}	.	.	.
	Ms2-	cent	31.2	.	{807,806}	36.5	.	.
	Rht2/Gai2 -	cent	13	4	{980}	.	.	.
According to {805}, Ms2 and Rht10 were closely linked. However, a translocated recombinant male sterile dwarf was isolated.
Gibberellic insensitivity in Ai-Bian 1 possessing Rht10 was allelic with Rht2 {114}. It is therefore likely that Rht10 and Rht2 are allelic.
4DL
	Rht2-	ß-Amy-D1	I	.	{008}	.	.	.
	@ cent-	ß-Amy-D1	>35	.	{008}	>43.4	.	.
	Alt2-	Kna1	.	.	.	12.5	.	{848}