158 MISSOURI BOTANICAL GARDEN. \ 
TABLE V1II—Continued. 
Number Bacteria Per Gram Soil 
Soil Treated 
| 5-15—11 Tol. ec. Per Sq. Ft. CS, cc. Per Sq. Ft. 
Sampled —|Chk.| 1 | 5 {10| 15 | 30 |Chk.| 1 | 5] 10 | 15 | 30 
. S. 11 8- 9’11..| 8.1] 8.9]...}...| 9.2]....] 8.1] 9.6]...]....] 9.6).... 
| S. II 7-28-11. .|10.6|10.8)...|.. 12.7]... -|10.6| 8.8)...]....) 8.4]... 
! S. IV 8-31-’11..| 6.8| 9.2|8.5]8.2| 9.0|10.5] 7.9 /10.8|7.8]15.1|10.9|11.3 
| S. IV 9-11-11. .| 6.8] 7.7|7.5|7.7| 5.0| 7.7| 5.8| 4.2/9.9] 9.2| 6.6| 2.7 
S. IV samples include both (a) and (b). 
In addition to the above, a series of small plats of the same 
soil were treated to determine the first effects of the treat- 
ment. The quantities added with record of examinations 
made are given in Table VIII. 
TABLE VIII. 
SHOWING THE NUMBER OF TYPES OF PROTOZOA AND NUMBER 
OF BACTERIA IN FIELD PLATS FOLLOWING TREATMENT. 
Treated 7-26-’11 Types Protozoa Bacteria Per Gram 
8-31 | 9-7 8-31 9-7 
Treatment 11 YW Total 11 1 
Check. . 6 9 9 13.8 
T. 10ce. per sq. ft. oe oe | 7 7 32.4 14.4 
Ey ON Oe ei ae es 7 6 7 32.4 50.6 
Check. . aoe, Tae 8 8 14.9 13.3 
CS, 10ce. per sq. See 6 6 7 89.0 18.1 
O8, 5000." (oo. s... 7 6 7 14.2 16.2 
Figures for bacteria equal million. 
