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Table 1 Phenotypic segregation of the B toxicity tolerance trait in the F 2 populations tap x Paraggio and tap x Caliph

From: Genetic analysis of tolerance to Boron toxicity in the legume Medicago truncatula

Population

No. of plants phenotyped

No. of B-tolerant F2plants

No. of B-intolerant F2plants

Segregation ratio

χ2

tap x Paraggio

316

247

69

3 : 1

0.882

tap x Caliph

313

228

85

3 : 1

0.406