Wheat Information Service No.67 
Contents
I. Research Notes
T. SHNAIDER, H. PEUSHA & O. PRILINN:An analysis of
induced homoeologous pairing in hybrids between ph mutant of Triticum
aestivum and tetraploid wheat species T. timopheevii and T. militinae,
p.1
I.A. KHAN:Induced polygenic mutations in wheat (Triticum
aestivum L.), p.4
S.M.S. TOMAR, M. KOCHUMADHAVAN and P.N.N. NAMBISAN:Evaluation
and utilisation of diploid species of wheat, p.9
V. KUMAR and B.D. BAIJAL:Studies on the physiology
of dwarfism in wheat (Triticum aestivum L.). VII. Endogenous and GA3
induced IAA-like substances, p.11
G. TONDON & V. CHAWLA:Inheritance of leaf rust resistance
in wheat, p.17
M.S. YADAV & I. SINGH:Combining ability analysis over
environments in spring wheat, p.21
R.K. BEHL & V.P. SINGH:Genetics of grain yield in
relation to total biological yield in Triticale., p.25
II. Genetic Stock
P.L.S. ZEULI, C.O. QUALSET, and D.H. SMITH:Germplasm
resources in durum wheat: Extreme variations for some quantitative spike
characters in the USDA world collection, p.30
III. Record
R.A. MCINTOSHI (Co-ordinator), G.E. HART and M.D. GALE:Catalogue
of gene symbols for wheat: 1988 supplement, p.35
IV. Editorial Remarks
Announcement for Future Issues, p.52
Membership Fee, p.52
Acknowledgement, p.52
Coordinating Committee, ...cover
Explanation of Figure on the Cover, ...cover