
When corn ts inbred, tt breaks down into the component parts of tts 
ancestry. Only the desirable plants like the plant in the center oval above 
are perpetuated by continued inbreeding. The other pictures show some 
of the undesirable traits eliminated by inbreeding: (1) smut, (2) long 
shanks, (3) spindly stalks, (4) low ears, (5) dwarfs, (6) high ears, (7) 
barren stalks, (8) tassel ear, (9) chlorophyll deficiency. 

