98 DISEASES OF FIELD & GARDEN CROPS. [cir. 



X-10 



FIG. 35. Cr.fB-RoOT DISEASE OF TURNIPS. 

 Section through a small Club. Enlarged 10 diameters. 



FIG. 36. CLUB-ROOT DISEASE OF TURNIPS. 



Section through Cells of Turnip-root, showing the Plasma of Plasmodio- 

 phora Bfassicce, Wor. Enlarged 200 diameters. 



