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Table 1 Segregation analysis of the up trait in the F2 population (WT × up)

From: Mapping and identification of CsUp, a gene encoding an Auxilin-like protein, as a putative candidate gene for the upward-pedicel mutation (up) in cucumber

Population Number of plants Expected ratio χ 2a P
Total D type U type  
F1 20 20 0
F2 133 100 33 3:1 0.003 0.96
F2 800 607 193 3:1 0.003 0.33
BC1 524 255 269 1:1 0.374 0.54
  1. D: downward-pedicel; U: upward-pedicel
  2. a χ2 (0.05, 1) = 3.84