Canadian wheat varieties have been getting more genetically similar over the last century.

0.25 genetic dissimilarity

More diverse

0.20

0.15

0.10

More genetically similar

to each other

0.05

0.00

1900

1925

1950

1975

2000

Year variety was released

Canadian wheat varieties have been getting more genetically similar over the last century.

0.25 genetic dissimilarity

More diverse

0.20

0.15

0.10

More genetically similar

to each other

0.05

0.00

1900

1925

1950

1975

2000

Year variety was released

Canadian wheat varieties have been getting more genetically similar over the last century.

0.25 genetic dissimilarity

More diverse

0.20

0.15

0.10

More genetically similar

to each other

0.05

0.00

1900

1925

1950

1975

2000

Year variety was released

Canadian wheat varieties have been getting more genetically similar over the last century.

0.25 genetic dissimilarity

More diverse

0.20

0.15

0.10

More genetically similar

to each other

0.05

0.00

1900

1925

1950

1975

2000

Year variety was released