Linkage Tests

Chromosome 10.

Genes	Phase	XY	Xy	xY	xy	Total	% Recom.

Og na2	CB	39	20	37	50	146	39
Og na2	CB	129	40	39	21	229	42

Note on na2 = Material from Cornell under No. Co 37-172 and designated na2.

gl d7	CS	53	9	17	4	83	45

Mutation - YY-->Yy. Verification of this one-kernel mutant from over 7200 kernels reported in 1940 News Letter. This white was tested against the y gene in Evergreen sweet corn, in a white dent inbred and in Hickory King. All progeny were white, indicating that this mutant involved the standard Y gene.

E. W. Lindstrom