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Table 3 Quantitative genetics model for five genotypes at a single locus in genetic equilibrium with two alleles A and a at frequencies p and q, respectively, and chromosomal segregation

From: A Brief History of the Impact of Potato Genetics on the Breeding of Tetraploid Potato Cultivars for Tuber Propagation

Genotype Frequency Frequency A Genotypic value
AAAA p4 1 2a
AAAa 4p3q ¾ a + 3d + v + w
AAaa 6p2q2 ½ 4d
Aaaa 4pq3 ¼ a + 3dv + w
aaaa q4 0 –2a