7 6 



PLANT-BREEDING 



its ultimate distribution. Experience, however, soon showed 

 this fear to be unfounded, since the elimination of all further 

 selection soon overcomes the incipient deficiency. In reality, 



Figs. 22-26. Five different types of new varieties of oats, produced at Svalof. 

 Fig. 22. Flag -oats. 



the multiplication of a separate culture may go on as fast 

 or even faster, than that of an old-fashioned methodical 

 selection. 



In the fall of 1893, these new principles could be consid- 



