[ToC]

 

M E. Ensminger, The Stockman's Handbook, 4th Edition, The Interstate Printers & Publishers, 1970

DIAGRAM SHOWING A TRIHYBRID CROSS

Showing the inheritance of polled, white face, and black body characteristics in an Angus X Hereford cross. Note that all first cross (F1) animals are polled, black bodied, and white faced; whereas, on the average, the F1 X F1 cross results in the 27:9:9:9:3:3:3:1 ratio shown. Drawing by RF Johnson.