7. Heading date

==============================================================================
Gene   Character               Linkage* Chro-  Strain           Reference
symbol                          group   mosome  (Institution)
==============================================================================
E-1         Late heading-1                         EG 1,4,6,7(KT)      106,201,
                                                                       273,274

E-2         Late heading-2                         EG 2,4,5,7(KT)      106,274
E-3         Late heading-3                         EG 3,5,6,7(KT)      106,274
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Ef-1a       Early flowering         VIII       9   T65Ea  (A3)         302,303,
            (compound locus                        (CH)                304
Ef-1b       (consisting of five                    T65Eb  (B96)
            subloci)                               (CH)
Ef-1gamma                                          T65gamma  
                                                   (1123)(CH)
Ef-1X                                              T65Ex  
                                                   (1190)(CH)
Ef-1+                                              T65e(Taichung
(=ef-1)                                            65)(CH)
=============================================================================
ma-Ef-1+    Emphatic effect when    IV         10  T65e-ema            304,305
(ma)        combined with Ef-11                    (A4-52)(CH)         306
mb-Ef-1+    (multiple alleles)                     T65e-emb  
(mb  )                                             (B172)(CH)
m-Ef-1a     do. with Ef-1a                         T65Ea-em
                                                   (A4\7\)(CH)
m-Ef-1b     do. with Ef-1b                         T65Eb-em
                                                   (820)(CH)
m-Ef-1gamma do. with Ef-1gamma                     T65E  gamma-em
                                                   (CH)
m-Ef-1X     do. with Ef-1X                         T65EX-em
                                                   (CH)
=============================================================================
Ef-2        Early flowering                    7   T65Ef\2\(RV)        234
=============================================================================
Se-1e       (Lm,LPhotosensitivity    I         6   ER(NA)              11,84
Rs)         (earliness vs.                         140
Se-1n       lateness, multiple                     Norin 8(NA)         328
Se-1t       alleles)
Se-1s                                              Shiranui(NA)
Se-1u                                              LR(NA)
=============================================================================
se-2         Photosensitivity        IV        10  P-150(Jodon         332
                                                   No. 7014)
=============================================================================