Wheat Information Service No.47-48 Wheat Information Service No.47-48



Contents

I. Research Notes:
K. YAMASHITA:Origin and dispersion of wehats with special reference to peripheral diversity (a preliminary report), p.1
M. TANAKA, T. KAWAHARA and J. SANO:The origin and the evolution of wild tetraploid wheats, p.7
D. METTIN, W. D. BLUTHNER and M. WEINRICH:Studies on the nature and the possible origin of the spontaneously translocated 1B-1R chromosome in wheat, p.12
V. CHAPMAN and T. E. MILLER:The relationship of the D genomes of hexaploid Ae. crassa, Ae. vavilovii and hexaploid wheat, p.17
Y. YAMAGISHI and M. TANAKA:The chromosome association between Triticum urartu and other diploid or tetraploid wheats, p.21
M. KURAUCHI, M. KOBAYASHI and K. TSUNEWAKI:Addition of Aegilops umbellulata chromosomes to seven alloplasmic lines of a common wheat, Chinese Spring, p.25
T. SASAKUMA and S. S. MAAN:Fertility and chromosome transmission of synthetic pentaploids involving D, M, and Mu genomes of Aegilops, p.28
T. R. ENDO and Y. KATAYAMA:Finding of a selectively retained chromosome of Aegilops caudata L. in common wheat, p.32
M. KOBAYASHI and K. TSUNEWAKI:On the genetic mechanism of haploid induction in the cytoplasm substitution lines of common wheat, p.36
O. FEJER and A. BELEA:Cytology and isoenzymes of some Triticum auto- and amphiploids, p.41
T. IKUSHIMA:Multiple forms of superoxide dismutase in bread wheat, p.45
K. NISHIKAWA, Y. FURUTA, Y. HINA and S. FUJI:Some differential properties of alpha-amylase isozymes in growing and germinating seed of wheat, p.47
PAPOGLOU CHR. and H. COUCOLI:Cytological and electrophoretic analysis of several speltoid and compactoid mutants of Triticum aestivum, p.49
M. SHIN, Z. YOKOYAMA and H. FUKASAWA:Amino acid compositions of ferredoxins isolated from common wheat and the relatives, p.54
K. TSUNEWAKI:Genetic effects of 25 alien cytoplasms on plant height and its component parts in common wheat, p.56
A. S. LARIK:Performance and selection of wheat mutants for some quantitative characters, p.59

II. Editorial Remarks:
Announcement for Future Issues, p.63
Membership Fee, p.63
Acknowledgement, p.63
Coordinating Committee, ...iii
Explanation of the Figure on the Cover, ...iii