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Relationship between plant nitrogen content and plant biomass at BSF in the RIL1 population. Different allelic combinations at Le and Af genes are indicated. A, Dijon, France (2000) one-row field trial. Plant biomass is expressed in grams/plant. B, Dijon, France (2002) plot trial. Plant biomass is expressed in g/0.15 m2 square. In this trial, Ncrit was calculated.
