GRAIN-SORGHUM EXPERIMENTS IN OKLAHOMA. 5 
Table 2. — Daily and monthly precipitation at the Wooiwird Field Station daring the 
8-year period from 1914 to 1921, inclusive. 
[T=trace. Data an inches) furnished by the Office of Biophysical Investigations, Bureau of Plant 
Industry.] 
Year and date. 
Jan. 
Feb. 
Mar. 
Apr. 
May. 
June. 
July. 
Aug. 
Sept. 
Oct. 
Nov. 
Dec. 
Annual. 
1914: 
1 

'o.'oi" 
.12 
*\*20" 
.11 
1.96 
T 
0.08 
T 
.02 
2 

3. 

6.64" 
"t" 
4 
.01 
0.01 
5 

T 
"i."4o" 
0.40 
0.16 
6 
.01 
1.20 
.04 
0.27 
7. 
v. 
9 . . 
.88 
10 
0.1S 
.04 
.11 
11 
.01 
.07 
T 
.22 
12 
.02 
.08 
13 
14 
15 
.31 
.01 
.01 
.22 
0.61 
T 
.29 
16 
17 
.25 
.12 
"f " 
'6.' 05* 
.17 
.02 
Is 
T 
T 
19. . 
20. 
T 
21 
.03 
22 
T 
.15 
".'33' 
.09 
24 
T 

.06 
.07 
'".bs 
25 
23 
.26 
T 

.03 
T 
T 
.11 
.21 
37.. 
T 
.30 
.67 
.28 
.02 


28.. 
T 
T 
2? 
29 
T 

.17 
30 
.13 .. 
.07 
.IS 
.33 
1.69 
3. 16 . 61 
1.88 
2.64 
.55 
1.60 

.52 
13.68 
1915: 
1 
.28 

T 
T 
...... 
.67 
.18 
.37 
.13 .03 
T .04 
T 
.09 .43 
1.10 .01 
.04 .16 
.59 
T 
.63 
.09 
3 
T 
4. 
.06 
.02 
T 
" t" " 
T 
1.10 
1.71 
.35 
1.04 

1.37 
1.50 
.04 
.08 
S 

.40 
T 
"."32' 
9 
.34 
"6.56* 

10 
.80 
T 
.... '.'.'.".'. 

11 
12 
T 
T 

T 
13 
.10 
! 89 
.15 

14 
.98 
.99 
.05 
T 
15 
.07 
T 

T 
16 
17 
.03 
"t " 
"'.04 " 
.12 
.95 
.03 
.09 
.78 
.... 

18 

19 
T 
■■:* 
.61 
.40 
T 
.49 
.28 
" T " 

.01 
.32 
T 
21 
T 
.OS 
.04 
.08 
22 
46 
.96 .44 
23 
24 
T 
T 
T 
T 
T 
.19 
.12 

.85 
- 
T 
'".*43" 
1.00 
.73 
T 
25 
.76 
.22 
.05 
25 
T 
27 
.94 
.30 
".06" 
.02 
".23" 
. 32 T 
67 
19 
T 
28 
1.30 
T 
1.32 
.18 
29 
.01 
30 
.17 
.05 
31 

Total 
1.17 
3.44 
1.45 
6.53 
5. 29 2. 43 
3.14 
3. 62 
5.74 
2.36 
.55 
.06 
" 78 
1916: 
1 
.01 
9 
3::..::::::::::: 
.14 

4 
.32 
T 
.48 
4.70 
.33 
.11 
6 
T 
7 
T 
.56 
.42 
.10 
