Rice Genetics Newsletter, Vol. 7
Table of Contents


A. Report of the Coordinating Committee of Rice Genetics Cooperative (M. E. Takahashi and K. J. Lampe) ............... 1
B.@ Report on Second International Rice Genetics Symposium (G. S. Khush) ............... 3
Program of scientific sessions ............... 3
List of posters presented ...............7
C.

Report of Meetings to Discuss Chromosome Numbering System in Rice (G. S. Khush) ...............12

Announcement--Changes in the designation of trisomics of IR36 (G. S. Khush) ............... 14
D. Report of the Committee on Gene Symbolization, Nomenclature and Linkage Groups (T. Kinoshita)
I. Report of a workshop ............... 16
II. Registration of new gene symbols ............... 16
III. Supplement and revision of the list of gene symbols in RGN 6 ............... 19
IV. Current linkage maps ............... 21
V. List of marker genes belonging to respective linkage groups ............... 25
VI. Literature on genic analysis ............... 35
VII. Report from coordinators: Current status of isozyme gene symbols ( H. Morishima and J. C. Glaszmann) ............... 50
E.

Report of the Committee on Genetic Stocks (N. Iwata) ............... 58

Recent additions to wild rice germplasm conserved at IRRI (D. A. Vaughan) ............... 64
Report on Rice Germplasm Conservation Workshop (T. T. Chang) ............... 67
F. Report of the Committee on Genetic Engineering: Molecular analysis of rice genes ( Ray Wu) ............... 68
Report of the meeting to discuss coordination of rice RFLP mapping (G. S. Khush) ............... 77
G. List of Publications on Rice Genetics (Supplement, compiled by F. Kikuchi) ............... 79
H. Research Notes
I. Rice species and conservation
  1. Taxonomic status of Oryza indandamanica, by G. S. Khush, D. S. Multani, G. V. Vergara and D. S. Brar................ 88
  2. In-situ conservation of wild rices in Asia, by D. A. Vaughan ............... 90

II. Varietal differentiation

  1. Isozyme diversity found among Asian deepwater rices, by H. Hakoda, J. Inouye and H. Morishima ............... 91
  2. Increasing trend of japonica-derived genes in hybrid populations grown under upland conditions, by Y. I. Sato ............... 94

III. Gametic series and selection

  1. Comparative gametic selection in sexual and anther culture derivatives of five rice hybrids, by E. Guiderdoni ............... 95
  2. Changing segregation ratios for gl-1 due to unequal chances of fertilization of female gametes, by Y. I. Sato, T. Sato and H. Morishima ............... 97
  3. Effect of ozone exposure on F1 gametic series in rice hybrids, by Y. I. Sato, Y. Fujinuma and A. Aihara ............... 98

IV. New genes and linkages

  1. Analysis of two isozyme genes, Mal-1 and Pgi-3, and their frequencies in Indica and Japonica types, by R. Ishikawa ............... 100
  2. A dominant suppressor for the photoperiod sensitivity gene, Se1, detected in a photoperiod-insensitive cultivar of Indica type, by Y. Sano ............... 103
  3. A gene complex responsible for seed shattering and panicle spreading found in common wild rices, by M. Eiguchi and Y. Sano ............... 105
  4. A new gene for leaf stripe (st-6) found in linkage group 3, by M. Maekawa, T. Inukai and N. Shinbashi ............... 108
  5. Linkage analysis for Fusayoshi long-grain gene (Lk-f) in chromosome 3, by I. Takamure and T. Kinoshita ............... 109
  6. Linkage relations between Adh-1 and two morphological markers, by A. C. Sanchez, G. S. Khush and D. S. Brar ............... 110
  7. Estimation of recombination values between gene Pl and lg, and between C and wx from data reported by various authors, by T. Kinoshita ............... 111
  8. Chromosomal location of a presumed transposon causing weakness in Taichung 65 isogenic lines, by K. H. Tsai ............... 114

V. Genes for insect and disease resistance

  1. Gene analysis for resistance to green rice leafhopper, by T. Takita ............... 117
  2. Inheritance of resistance to gallmidge in rice, by V. N. Sahu, R. Mishra, B. P. Chaunhary, P. S. Shrivastava and M. M. Shrivastava ............... 118
  3. A new gene for resistance to bacterial blight from O. longistaminata, by G. S. Khush, E. Bacalangco and T. Ogawa ............... 121
  4. A spontaneous mutant for bacterial blight resistance and its inheritance, by M. N. Srivastava, R. K. Sahu, G. R. Sahu and V. N. Sahu ............... 123
  5. Genetic analysis for blast resistance in three rice varieties, by J. L. Xu, Z. T. Shen and Y. Z. Lin ............... 124
  6. Distribution of genes for resistance to bacterial blight of rice in Asian countries, by G. A. Busto, Jr., T. Ogawa, N. Endo, R. E. Tabien and R. Ikeda ............... 127

VI. Physiological and quantitative genetics

  1. Association of some isozyme markers with quantitative traits in rice, by M. T. Lopez and S. S. Virmani ............... 128
  2. Linkage between Pgi-2 and photoperiod sensitivity, by M. A. Salam, D. J. Mackill and J. C. Glaszmann ............... 130
  3. Comparison of cold tolerance between isogenic pairs differing in grain size, by S. Koike, K. Takeda and T. Satake ............... 133
  4. Some varietal sources of twin seedling trait in rice, by H. L. Sharma and S. S. Virmani ............... 134

VII. Cell culture

  1. Plant regeneration from protoplasts in wild Oryza species, by K. Mori, Y. Okinaka and T. Kinoshita ............... 136

VIII. Molecular genetics

  1. Annual and perennial differentiation in wild rice: Analysis by direct sequencing of PCR-amplified DNA, by P. Barbier and A. Ishihama ............... 138
  2. Comparison of chloraplast-encoded psaA gene sequences between two rice cultivars, by S. C. Grace Chen, J. Chen, N. J. Yu and M. C. Cheng ............... 140
  3. Chromosomal location of ribosomal RNA genes in rice by in situ hybridization, by M. N. Islam-Faridi, T. Ishii, V. Kumar, L. A.Sitch and D. S. Brar ............... 143
  4. Linkage between a RFLP probe and photoperiod sensitivity, by D. J. MacKill, Z. Y. Wang and S. D. Tanksley ............... 145
  5. Transgenic rice plant obtained by transferring the Bacillus thuringiensis toxin gene into a Chinese rice cultivar Zhonghua 11, by D. X. Xie, Y. L. Fan and P. C. Ni ............... 147
  6. Characterization of an anti-rice bacterial blight polypeptide LCI, by J. Y. Liu, N. S. Pan and Z. L. Chen ............... 151
  7. Cloning and identification of rice prolamin 4a gene promoter, by X. J. Zhou and Y. L. Fan ............... 154
  8. Plasmid DNA sequences hybridize with total DNA isolated from rice root tissues, by L. A. M. Hensgens, R. de Groot and P. E. Van OsRuygrok ............... 159
@
I. Mailing List (Supplement, compiled by Y. Futsuhara) ............... 162
@ Editor's Note (by H.I. Oka and G. S. Khush) ............... 165