PLANT BREEDING 271 



9. Pick out two antagonistic strains in some garden plant, such as 

 tall and short, broad-leaved and narrow-leaved, large flowers and small, 

 and by selection breed up two different races. Leave the seeds for the 

 next class to use in continuing the experiment. Be sure to make a full 

 record of your work for future reference. 



10. Examine ears of corn that have mixed for illustrations of xenia. 

 Cross-pollinate corn of two different colors and observe the effects. 



References 



Bailey, "Plant Breeding." 



Davenport, "Domesticated Animals and Plants." 



Davenport, "Principles of Breeding." 



De Vries, "Plant Breeding." 



Farmers 1 Bulletin 



334. Plant Breeding on the Farm. 



Bureau of Plant Industry 



165. The Application of the Principles of Heredity to Plant Breeding. 

 167. New Methods of Plant Breeding. 



