Table 27 



Number of mitoses per root cross section 

 (based on the data of Breslavets and Afanas'yeva, 1937) 



Table 28 



Length and width of cells in microns 

 (based on data of Breslavets and Afanas'yeva, 1937) 



FIGURE 20. One third of the cells undergoing division (rye) 



81 



