Description:
R13-13997 originated from the cross between the University of Missouri breeding line S07-2680 and the University of Arkansas breeding line R0B-409. S07-2680 was derived from the cross S99-2281 x S02-6143. S99-2281 is a high-yielding, early MG V line and S02-6143 is a late MG IV line of unknow pedigree.
R0B-409 was derived from the cross R01-2373 x R01-315. R01-2373 and R01-315 are high-yielding, mid MG Vlines.