426 
Journal of Agricultural Research 
Vol. VIII, No. n 
F 10 -1.— A-G t Types of macroconidia of the species of Fusarium on soybean. H, Cross section of the 
xylem portion of a diseased soybean stem, showing the invasion of the medullary ravs Ca) and thexylem 
vessels (6) by mycelia of the species of Fusarium on soybean. 
