GENE SYMBOL REGISTRATION No. 58
Registrant: Yoshio Sano (National Institute of Genetics, Mishima, Japan)
Gene symbol: S-11 (t)
Gene name: Hybrid sterility-11
Character expression: Gametic elimination due to allelic interaction
Name of original line: PTB10
Origin: Indica type varieties
Remark: A near-isogenic line is established. Data on F`2` and backcross generations are reported.
Reference: Sano, Y. 1993. RGN 10: 76-77.
GENE SYMBOL REGISTRATION No. 59
Registrant: Yoshio Sano (National Institute of Genetics, Mishima, Japan)
Gene symbol: En-Se-1 (t)
Gene name: Enhancer for Se-1
Character expression: Enhancement of photoperiod sensitivity
Name of original line: W593
Origin: Oryza rufipogon from Malaysia
Remark: A near-isogenic line is established. Data on F`2` and backcross generations are reported.
Reference: Sano, Y. 1992. Japan. J. Breed. 42: 561-572.
GENE SYMBOL REGISTRATION No. 60
Registrant: Yoshio Sano (National Institute of Genetics, Mishima, Japan)
Gene symbol: Lcr
Gene name: Low crossability
Character expression: Low seed setting when crossed with Taichung 65 as the pollen parent
Name of original line: W593
Origin: Oryza rufipogon from Malaysia
Remark: A near-isogenic line is established. Data on F`2` and backcross generations are reported.
Reference: Sano, Y. 1992. Japan. J. Breed. 42: 561-572.
GENE SYMBOL REGISTRATION No. 61
Registrant: Yoshio Sano (National Institute of Genetics, Mishima, Japan)
Gene symbol: Ifr
Gene name: Induction of fertility restoration
Character expression: Fertile revertants occur when combined with [cms-bo] cytoplasm.
Name of original line: Taichung 65
Remark: Data on F`2`, F`3` and backcross generations are reported.
Reference: Sano, Y., M. Eiguchi, H. Hirano and M. Yamada 1992. Genet. Res., Camb. 60: 195-200.
GENE SYMBOL REGISTRATION No. 62
Registrant: Ikuo Nakamura (Iwate Biotechnology Research Institute, 22-174-4 Kitakami, Iwate-ken, Japan)
Gene symbol: ao
Gene name: accelerated internode overgrowth
Character expression: Extreme extension of internode and leaf blade at the vegetative and reproductive stages. No ear formation
Name of original line: A mutant line induced from Koshihikari by gamma ray irradiation
Remark: Segregation data from heterozygous populations are reported. Insensitive to gibberellic acid
Reference: Nakamura, I. 1992. RGN 9: 61-62.
GENE SYMBOL REGISTRATION No. 63
Registrant: Takatoshi Tanisaka, Yutaka Okumoto, Tetsuya Nakazaki, Masayoshi Teraishi (Fac. Agr., Kyoto University, Kyoto, Japan), Toshiyuki Komori (Japan Tabacco Inc. lwata, Japan), Hirotada Yamagata (Fac. Biol. Oriented Sci. and Tech., Kinki University, Wakayama, Japan)
Gene symbol: slg
Gene name: slender glume
Character expression: Slender glume frequently mutates toward wild type and frequently induces mutations in other loci.
Origin: Gimbozu
Gene locus: Chromosome 7
Remark: Data on F`2` segregation and linkage analysis are reported.
Reference: Komori, T., Y. Okumoto, T. Nakazaki, H. Yamagata and T. Tanisaka 1994. Japan. J. Breed. 44 (Suppl. 1): 231.
GENE SYMBOL REGISTRATION No. 64
Registrant : Masahiro Yano (Natl. Inst. Agro-Biol.Resources, Tsukuba,Japan)
Gene symbol : sk-2 (t)
Gene name : scented kernel-2
Character expression : Scent expressed in the tissue of leaf and kernel
Name of original line : Surjamkhi
Gene locus : Chromosome 8
Remark : Data on F2 segregation and linkage analysis with RFLP markers are reported.
Reference : Yano, M., E. Shimosaka, A. Saito and M. Nakagahra 1992. Japan. J. Breed. 41 (Suppl. 1): 338-339.
GENE SYMBOL REGISTRATION No. 65
Resistrant: Itsuro Takamure and Toshiro Kinoshita (Fac. Arg. Hokkaido University, Sapporo, Japan)
Gene symbol: rcn-3
Gene name: reduced culm number-3
Character expression: Few tillers under low temperature conditions
Name of original line: N-176
Origin: Mutant induced from AC-15 by gamma-ray irradiation
Remark: Data on F`2` and F`3` segregations and allelism tests are reported.
Reference: Takamure, I. and T. Kinoshita 1989. Mem. Fac. Agr. Hokkaido Univ. 16(3): 287-294.
GENE SYMBOL REGISTRATION No. 66
Registrant: Itsuro Takamure and Toshiro Kinoshita (Fac. Agr., Hokkaido University, Sapporo, Japan)
Gene symbol: rcn-4
Gene name: reduced culm number-4
Character expression: Few tillers under low temperature condition
Name of original line: N-175
Origin: Mutant induced from AC-34 by gamma-ray irradiation
Remark: Data on F`2` and F`3` segregations and allelism tests are reported.
Reference: Takamure, I. 1991. Rice Genetics 11: 716-717.
GENE SYMBOL REGISTRATION No. 67
Registrant: Itsuro Takamure and Toshiro Kinoshita (Fac. Agr. Hokkaido University, Sapporo, Japan)
Gene symbol: rcn-5
Gene name: reduced culm number-5
Character expression: Few tillers under low temperature condition
Name of original line: N-185
Origin: Mutant induced from Shiokari by gamma-ray irradiation
Gene locus: Chromosome 6
Remark: Data on F`2` segregation and allelism tests are reported.
Reference: Takamure, I. and T. Kinoshita 1993. Mem. Fac. Agr. Hokkaido
Univ. 18(4): 447-454.
GENE SYMBOL REGISTRATION No. 68
Registrant: Itsuro Takamure and Toshiro Kinoshita (Fac. Agr. Hokkaido University, Sapporo, Japan)
Gene symbol: mi-k
Gene name: 'Kitaake mutant' minute grain
Character expression: Small grain and late heading
Name of original line: AT-130
Origin: Mutant induced from Kitaake by gamma-ray irradiation during anther culture
Remark: Data on F`2` and F`3` segregations and allelism tests are reported.
Reference: Takamure, I. and T. Kinoshita 1993. Mem. Fac. Agr. Hokkaido Univ. 18(4): 437-446.
GENE SYMBOL REGISTRATION No. 69
Registrant: Makio Shiraishi (Ohita Agric. Exp. Station, Nakatu, Japan) and Hikaru Satoh (Fac. Agr., Kyushu University, Fukuoka, Japan)
Gene symbol: Beta-Amy-1
Character expression: Beta-amylase activity in germinating seeds
Origin: Beta-Amy-11: LO 1050 Beta-Amy-12: Kinmaze Beta-Amy-13: HO 1202 Beta-Amy-10: HO 246
Gene locus: Chromosome 7
Remark: Data on F`2` segregation and trisomic analysis are reported.
Reference: Shiraishi M., H. Satoh and W. Hara 1986. RGN 3: 43- 44. Shiraishi M. and H. Satoh 1990. Japan. J. Breed. 40 (Suppl. 1): 454-455.