Notes and Comment in 1969

Interallelic complementation at the tryptophan-3 locus in Neurospora crassa

• Majeed Ahmad
• Nurul Islam

Sperm utilisation and radiation sensitivity in Drosophila melanogaster

• B M Slizynski

Complementation and recombination between indole utilising tryptophan-3 mutants of Neurospora crassa

• Majeed Ahmad
• MD K U Choudhury
• S M Islam

A chromosomal chimera in a plant of Lilium callosum with a complex translocation

• Hiroshi Kayano

Sex chromosome inversion in a mosaic girl

• M E Drets
• J H Cardoso
• A Navarro

Genetics of spectacle in diploid potatoes

• N W Simmonds

A spontaneous chlorophyll mutant in hexaploid wheat

• Rona Pettigrew
• C J Driscoll
• K G Rienits

Genetic control of recombination in Schizophyllum commune: Separation of the controlled and controlling loci

• Judith Stamberg

Heritability of spot-number in scillonian strains of the meadow brown butterfly (Maniola jurtina)

• Kennedy McWhirter

A note on the fixation of a favoured gene

• W J Ewens

Variegated mutant plastid chimeras of potatoes

• N W Simmonds

An excess of L^ML^N heterozygotes in a South European population

• L Berberović

Frequencies of haploids in spring oil-seed rape (Brassica napus)

• K F Thompson

Heteromorphism and the evolution of dioecy in Epigaea repens

• M D Ross

Effect of heterochromatin on the relationship between nuclear DNA content and chromosome volume

• F A Lints
• R N Jones

Apostatic selection and population density

• J J D Greenwood

The effect of population structure on the success of insect introductions

• A M Lucas