SPRING CEREALS AT MORO, OREG. 
Data are available for the years 1909 to 1915 at Moccasin, for the 
years 1908 to 1915 at Nephi, and for the years 1911 to 1915 at Moro. 
Table V. — Precipitation and evaporation data and yields of winter and spring wheat 
at Moccasin, Mont., Nephi, Utah, and Moro, dreg., in the years indicated. 
Moro, 
Character of data. 1909 to 1908 to 1911 to 
1915. 
Average precipitation: 
Annual inches. . 
Seasonal (April to August, inclusive)..; do 
Average evaporation: 
Seasonal (April to August, inclusive) do 
Ratio of annual precipitation to seasonal evaporation 
Ratio of seasonal precipitation to seasonal evaporation 
Average yield of best winter wheat bushels. . 
Average yield of best spring wheat do 
Moccasin, 
Nephi, 
1909 to 
1908 to 
1915. 
1915. 
16.66 
12.78 
9.06 
5.15 
27.96 
38.71 
1:1.68 
1:3 
1:3.1 
1:7.5 
35.7 
25 
27.6 
10 
12.18 
3.39 
37.70 
1: 3.2 
1:11.2 
a 23 
22.1 
a Average yield of 10 plats of Turkey wheat in tillage experiments. 
The average annual precipitation and the average seasonal pre- 
cipitation are greater at Moccasin and at Nephi than at Moro. The 
average evaporation from April to August, inclusive, is 1.01 inches 
greater at Nephi and 9.74 mches less at Moccasin than at Moro. 
The ratio of annual precipitation to seasonal evaporation is slightly 
greater at Moro than at Nephi, but there is a wide difference between 
the ratios of seasonal precipitation and seasonal evaporation at Moro 
and the other two stations. 
TEMPERATURE. 
Table VI gives the highest, lowest, and mean temperatures for 
each month of the years 1911 to 1915, inclusive, and also the average 
of the means, the average of the maxima, and the average of the 
minima by months for the 5-year period. 
Table VI. — Mean, maximum, and minimum temperatures at Moro, Oreg., by months, 
for five years, 1911 to 1915, inclusive. 
Year. 
Jan. 
Feb. 
Mar. 
Apr. 
May. 
June. 
July. 
Aug. 
Sept. 
Oct. 
Nov. 
Dec. 
Mean: 
1911 
30.3 
29.3 
29.5 
36.5 
29.0 
30.6 
36.8 
28.8 
33.3 
36. 
43.5 
37.9 
38.2 
43.8 
45.0 
46.2 
45.7 
46.6 
47.6 
50.8 
51.0 
54.6 
54.6 
56.2 
53.0 
60.6 
61.4 
60.4 
59.5 
60.0 
70.0 
66.0 
67.9 
70.5 
64.8 
66.0 
62.5 
68.0 
69.1 
71.3 
54.8 
55.0 
57.6 
55.5 
57.3 
46.9 
44.9 
47.3 
49.5 
50.6 
38.0 
40.7 
40.7 
38.1 
38.2 
34.0 
1912 
33.0 
1913 
28.0 
1914. 
22.8 
1915 
32.8 
Average... 
30.5 
33.1 
■41.7 
46.6 
53.9 
59.6 
67.8 
67.4 
56.0 
47.8 
39.1 
28.6 
Maximum: 
1911 
55 
51 
53 
51 
41 
46 
52 
58 
38 
52 
77 
65 
57 
69 
70 
74 
68 
75 
72 
75 
86 
86 
83 
88 
78 
89 
96 
89 
91 
93 
103 
98 
101 
99 
96 
89 
97* 
99 
100 
100 
87 
85 
88 
83 
86 
75 
69 
74 
69 
73 
61 
61 
57 
59 
54 
53 
1912 
54 
1913 
47 
1914 
46 
1915 
53 
Average... 
50.2 
49.2 
67.6 
72.8 
84.2 
91.6 
99.4 
97.0 
85.8 
72.0 
58.4 
50.6 
Minimum: 
1911 
5 
-6 
5 
28 
10 
9 
26 
7 
28 
23 
11 
20 
9 
27 
30 
22 
28 
28 
29 
32 
30 
33 
36 
32 
34 
32 
37 
37 
34 
40 
44 
43 
41 
42 
40 
42 
38 
41 
43 
46 
34 
31 
33 
29 
36 
32 
25 
28 
32 
33 
4 
23 
29 
19 
25 
5 
1912 
19 
1913 
10 
1914 
— 3 
1915 
11 
Average... 
8.4 
18.6 
19.4 
27.8 
33.0 
36.0 
42.0 
42.0 
32.6 
30,0 
20.0 
8.2 
67313°— Bull. 498—17- 
