Wheat Information Service No.64 
Contents
I. Research Notes
D.K. GOTSOVA, I. PANAYOTOV & K. GOTSOV:Male fertility
restoration against various alien cytoplasms. II. Genetical analysis of R-17127,
p.1
A.S. LARIK:Mutagenenic efficiency of individual and
combined treatments of Sodium Azide and Hydrazine Hydrate in bread wheat, p.6
J. OIEJNICZAK & H. PATYNA:Influence of combined treatments
of N-Nitroso-N-Methylurea and Sodium Azide on physiological injury and the genetic
effect in Triticale, p.10
M.A. KARIM, M.P. SINGH & S.L. MEHTA:Characterization
of pollen grains of some wheat cultivars-Scanning Electron Microscopy, p.14
D. SINGH:Mapping of the complex T. sphaerococcum
locus, p.17
O.P. LUTHRA:Genetic architecture of characters related
to lodging in wheat, p.21
N.P. KAUR & P.N. TAKKAR:Effect on Mn stress on the
growth and yield parameters in wheat and triticale cultivars, p.24
Iqbal SINGH, R.S. PARODA & R.K. BEHL:Diallel analysis
for combining ability over environments in wheat, p.34
P.N. NARULA:A diallel cross analysis of grain number
and grain weight under different environments in wheat, p.37
B.K. JADAV & B.S. JADON:Path analysis in wheat under
different sowing dates, p.44
II. Record
R.A. MCINTOSH:Catalogue of Gene Symbols from Wheat:
1986 Supplement, p.48
III. Editorial Remarks
Announcement for Future Issues, p.60
Membership Fee, p.60
Acknowledgment, p.60
Coordination Committee, ...cover
Explanation of Figure on the Cover, ...cover