

\ 



BLACK ROT OF CABBAGE, ETC. 



(!) Cross-section of bundle in a cabbage leaf, near a group of water-pores, through which i entered the 



vascular system. Stained with carbol fuchsin. I he characteristic brown stain here lies between the vessels, but often even in the 

 same sections it vail, and not infrequently in the walls of some vessels to the exclusion of others which are 



contiguous. Slide 216 C (12), upper row. (2) Potato culture ol II days. (3) Potato culture ol 



10 days. This would answer also fd 



