Fig. 45G. Id the upper row the right hand spike Is the Blue Stem parent, the 

 left hand oee the Fife pa'ent, and the central spike Is the average spike of the plant 

 of the first generation The spikes in the middle and lower rows are forms which 

 appear in the one hundred plants of the second generation, all of whlck came from 

 seeds from the single plant of the previous year. (After Hays, Minn. Agr. Exp. Sta.) 



