Linkage group 1 is known to contain El, Df5, FgJ, Fg4, T and Yl2. Df5 and Tare linked with about 14.5% recombination (Palmer, 1984). Results reported by Buzzell (1978, 1979) indicated that Rmd from 'Altona' and 'Black-hawk' might be loosely linked to Fg3 and T.
Buzzell, R. I. and Palmer, R. G.
"Research Notes : Canada : Soybean linkage group 1 tests,"
Soybean Genetics Newsletter: Vol. 12
, Article 9.
Available at: https://lib.dr.iastate.edu/soybeangenetics/vol12/iss1/9