2. Linkage test with su2:

F1 genotype 0 1 2 1,2 Total
+   Pl   + 189 163 64 52 11 22 4  2 507
y1  +   su2 352 116 33 6  
    22.9% 6.5% 1.2%  

(separation of Y1-y1 poor, especially in su2 class)

C. R. Burnham