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Table 1 F2 progeny of the cross between the wild-type and the black pupae strain

From: Development, genetic and cytogenetic analyses of genetic sexing strains of the Mexican fruit fly, Anastrepha ludens Loew (Diptera: Tephritidae)

Parents

Cage

Wild-type

black pupae

X2

Male

Female

 

(no.)

(no.)

(3:1)

Wild-type

black pupae

1

2,804

952

0.24

  

2

2,343

738

1.80

  

3

1,866

610

0.17

black

pupae

Wild-type

1

2,190

668

4.03

  

2

2,266

759

0.13

  

3

1,761

572

0.29

  1. X2 tables = 3.84, P = 0.05, df = 1