Dec., 1923] 
SHERWOOD — FUSARIUM WILT OF TOMATO 
553 
EXPLANATION OF PLATE XXXVIII 
In the upper flat, A, in the acid soil, nearly every plant (96 percent) showed infection, 
and over one half (56 percent) died. 
In the lower flat, B, in the alkaline soil, only 6 seedlings out of 50 showed infection, 
only two plants died. 
For further details consult table 4 and accompanying text. 
A. Sandy-loam soil, experiment 4, flat no. 1. This shows the appearance of the seed¬ 
lings at the end of five weeks’ growth in Fusarium-infected soil testing pH 5.4. Total per¬ 
centage of infection, 96; percentage of plants that died, 56. 
B. Same sandy-loam soil, experiment 4, flat no. 5. This shows the appearance of the 
seedlings at the end of five weeks’ growth in Fusarium-infected soil testing pH 7.2. Total 
percentage of infection, 12; percentage of plants that died, 2. 
