RICE EXPERIMENTS IN CALIFORNIA. 
Table 4. — Maximum, minimum, and average monthly wind velocity at the Biggs Rice 
Field Station, Biggs, Calif., from April 1 to October SI, for each year during the 9-year 
period from 1913 to 1921, inclusive. 
[Data in miles per hour.l 
Year. 
Apr. 
May. 
June. 
July. 
Aug. 
Sept. 
Oct. 
Maximum: 
1913 
14.0 
7.5 
7.2 
8.1 
5.9 
9.5 
6.0 
9.6 
7.1 
3.5 
8.7 
4.0 
5.9 
K.8 
13.7 
13.2 
6.7 
6.9 
9.0 
4.9 
6.8 
5.6 
6.8 
.6 
1.5 
.6 
.9 
1.1 
.2 
;! 
3.9 
4.9 
2.2 
3.0 
4.0 
1.7 
2.8 
2.0 
2.4 
12.6 
1914 
7.1 11.0 
12.1 12.8 
12.4 11.3 
10.6 8.6 
15.7 8.5 
8. 4 12. 1 
16. 1 8. 7 
10.7 
12.0 
11.7 
9.7 
9.4 
5.8 
7.4 
8.7 
8.5 
8.7 
1915 
8.2 
1916 
9.7 
1917 
1918 
1919 
5..' 
6.9 
1920 
7. 9 5. 8 
13.7 ' 5.9 
1.1 .8 
.4 1.0 
1.3 1.0 
1.7 1.4 
.2 .9 
.7 .4 
1.1 .9 
1.0 .5 
1.0 .8 
5. 1 4. 2 
4.2 3.2 
3.2 2.1 
3. 6 3. 2 
2. 4 2. 3 
3. 1 2. 3 
3. 2 2. 5 
3.2 1.7 
3.0 2.4 
5.7 
1921 
6.0 
Minimum: 
1913 
.3 
1914 
1915 
1916 
.6 
1.4 
. 5 
1.3 
.4 
1.8 
1.2 
1.8 
2.0 
.6 
.9 
1.0 
.1 
.1 
1.4 
.2 
.6 
.8 
.4 
.6 
.3 
.9 
.2 
1917 
.6 
1918 
1.3 
.7 
.9 
.9 
.1 
1919 
1920 
1921 
Average: 
1913 
.3 
.1 
.3 
4.1 
1914 
3.5 
4.9 
4.5 
5.2 
4.4 
3.2 
4.2 
3.9 
3.8 
5.3 
5.0 
4.5 
3.9 
2.9 
3.2 
3.6 
5.2 
4.3 
4.2 
4.1 
2.2 
3.9 
4.3 
3.4 
3.5 
1915 
1916 
1917 
1918 
1919 
1920 
1921 
2.3 
2.2 
2.7 
1.7 
3.2 
2.0 
1.6 
EVAPORATION. 
Table 5 gives data on the maximum, minimum, and average daily 
evaporation in inches from April to October, inclusive, by months, 
during the 9-year period from 1913 to 1921, inclusive. 
Table 5. — Maximum, minimum, and average daily evaporation at the Biggs Rice Field 
Station, Biggs, Calif., from April to October during the 9-year period from 1913 to 1921, 
inclusive. 
[Data in inches.] 
Maximum: 
1913... 
1914... 
1915... 
1916... 
1917... 
1918... 
1919... 
1920... 
1921... 
Minimum: 
1913... 
1914... 
1915... 
1916... 
1917... 
1918... 
1919... 
1920... 
1921 . . . 
Average: 
1913... 
1914... 
1915... 
1916... 
1917... 
1918... 
1919... 
1920... 
1921... 
Year. 
Apr. 
0.287 
.318 
270 
, 266 
,362 
May. 
0. 339 
.320 
. 432 
.392 
. 575 
.367 
.446 
oil 
,074 
.072 
.056 
128 
113 
136 
14.", 
181 
.050 
.060 
.010 
.081 
.031 
,114 
065 
.186 
.161 
.231 
,197 
,410 
'214* 
June. 
0.537 
.475 
. 493 
.480 
.576 
.687 
.430 
.357 
.402 
July. 
Aug. Sept. 
0.749 
.427 
.483 
.510 
.485 
.469 
. 445 
.472 
.513 
0. 47., 
.365 
.426 
.495 
.420 
.416 
.378 
.380 
.395 
0.762 
.308 
.381 
.548 
.315 
.242 
.316 
. 255 
.127 
.102 
.183 
.051 
.111 
.013 
.131 
. 127 
.127 
.174 
.122 
.096 
167 
.116 
.129 
.094 
196 
.219 
. L66 
.061 
155 
.170 
. 062 
. 026 
154 
.183 
.153 
.047 
069 
.1)97 
.025 
. 062 
009 
.152 
. IT.", 
304 
.361 
.29S 
242 
. 266 
.192 
283 
.310 
. 252 
.197 
309 
.299 
. 263 
. 209 
315 
. 326 
.264 
.20", 
407 
.281 
. 227 
.132 
300 
.313 
.2.53 
. lx.< 
239 
.229 
. 201 
.1.56 
235 
.293 
.253 
.165 : 
Oct. 
0.511 
.416 
.340 
- 
.184 
. 163 
.006 
.032 
.081 
.045 
. 01-; 
. 036 
. 200 
.097 
144 
137 
.090 
