EXPERIMENTS OX THE MIXED HERBAGE OF PERMANENT MEADOW. 395 
of highest productiveness ; of 1869-70, the year of lowest productiveness ; 
years ; and comparison of the one with the other. 
March. 
Monthly ( 
April. 
continued). 
May. 
June. 
12 months, 
July to June, 
inclusive. 
4 months, 
July, 
August, 
September, 
October. 
4 months, 
November, 
December, 
January, 
February. 
4 months, 
March, April, 
May, J une. 
3 months, 
April, 
May, J une. 
2 months, 
April and 
May. 
Rainfall at Rothamsted.—Inches (continued). 
1-67 
1-86 
2-20 
2-50 
27-15 
10-53 
8-39 
8-23 
6-56 
4-06 
1-48 
2-13 
3-23 
1-07 
27-71 
8-98 
10-82 
7-91 
6-43 
5-36 
1-81 
0-46 
1-35 
0-98 
21-25 
7-16 
9-49 
4-60 
2-79 
1-81 
-0-19 
+ 0-27 
+ 1-03 
-1-43 
+ 0"56 
— 1 '55 
+ 2-43 
-0-32 
-0-13 
+ 1-30 
+ 0-14 
-1-40 
-0-85 
-1-52 
-5-90 
-3-37 
+ 1-10 
-3-63 
-3-77 
-2 25 
+ 0-33 
-1-67 
-1-88 
-0-09 
-6-46 
-1-82 
-1-33 
-3-31 
-3-64 
-3-55 
Rainfall at Rothamsted.- 
—Number of Days when 0-01 inch, or more, fell (continued). 
13 
11 
12 
12 
158 
54 
56 
48 
35 
24 
16 
12 
16 
8 
151 
39 
60 
52 
36 
28 
15 
8 
10 
5 
152 
46 
68 
38 
23 
18 
+ 3 
+ 1 
+ 4 
-4 
-7 
-15 
+ 4 
+ 4 
+ 1 
+ 5 
+ 2 
-3 
-2 
-7 
-6 
- 8 
+ 12 
-10 • 
-12 
- 5 
-1 
-4 
-6 
-3 
+ 1 
+ 7 
+ 8 
-14 
-13 
-10 
Mean 
Maximum 
Temperature 
at Greenwich (Fahrenheit) (continued). 
49-9 
58-6 
64-4 
71-3 
58-5 
68-9 
45-7 
61-1 
64-8 
61-5 
44-8 
61-6 
60-7 
67-4 
59-6 
71-4 
48-8 
58-6 
63-2 
61-2 
46-9 
62-0 
66-9 
74-8 
58-4 
68-9 
43-8 
62-7 
67-9 
64-5 
-5-1 
+ 3-0 
-37 
-3-9 
+ 1-1 
+ 2'5 
+ 3-1 
-2-5 
-1-6 
-0-3 
-3-0 
+ 3-4 
+ 2'5 
+ 3-5 
-o-i 
o-o 
-1-9 
+ 1-6 
+ 3-1 
+ 3-0 
+ 2-1 
+ 0-4 
+ 6'2 
+ 7-4 
-1-2 
-2-5 
-5-0 
+ 4-1 
+ 4-7 
+ 3-3 
Mean 
Minimum Temperature at Greenwich (Fahrenheit) (continued). 
35-4 
39-6 
43-9 
50-2 
42-4 
50*0 
35-1 
42-3 
44-6 
41-8 
32-3 
41-8 
43-7 
46-0 
43-3 
5(r5 
38-4 
41-0 
43-8 
42-8 
34-0 
38-4 
42-0 
50-7 
41-9 
50-3 
34-2 
41-3 
43-7 
40-2 
-3-1 
+ 2-2 
-0-2 
-4-2 
+ 0-9 
+ 0-5 
+ 3-3 
-1-3 
-0-8 
+ 1-0 
-1-4 
-1-2 
-1-9 
+ 0'5 
— 0*5 
+ 0-3 
-0-9 
-1-0 
-0-9 
+ 1-6 
+ 1-7 
-3-4 
-1-7 
+ 4-7 
-1-4 
-0-2 
-4-2 
+ 0-3 
-o-i 
-2-6 
Mean Temperature at Greenwich (Fahrenheit) (continued). 
41-7 
47-7 
52'8 
58-8 
49-5 
58-1 
40-2 
50-3 
53-1 
50-3 
37-5 
50-3 
50-5 
55-3 
50-6 
59-9 
43-5 
48-4 
52-0 
50-4 
39-6 
48-9 
53-4 
60-9 
49-3 
58-3 
38-9 
50-7 
54-4 
51-2 
-4-2 
+ 2‘6 
-2-3 
-3-5 
+ 1-1 
+ 1-8 
+ 3-3 
-1-9 
-1-1 
+ 0-1 
-2-1 
+ 1-2 
+ 0-6 
+ 21 
-0-2 
+ 0-2 
-1-3 
+ 0-4 
+ 1-3 
+ 0-9 
+ 2-1 
-1-4 
+ 2-9 
+ 5-6 
-1-3 
-1-6 
-4-6 
+ 2-3 
+ 2-4 
+ 0-8 
Mean Range of Temperature at Greenwich (Fahrenheit) (continued). 
14-6 
19-1 
20-5 
21-1 
16-1 
19-0 
10-6 
18-8 
20-2 
19-8 
12-5 
19-8 
17-0 
21-4 
16-4 
20-9 
10-5 
17-7 
19-4 
18 4 
12-9 
23-6 
24-9 
244 
16-5 
18-5 
9-6 
21-4 
24-2 
24-3 
-2-1 
+ 0-7 
-3-5 
+ 0-3 
+ 0-3 
+ 1-9 
-o-i 
-1-1 
-0-8 
-1-4 
-1-7 
+ 4-5 
+ 4-4 
+ 30 
+ 0-4 
-0-5 
-1-0 
+ 2-6 
+ 4-0 
+ 4-5 
+ 0-4 
+ 3-8 
+ 7-9 
+ 2-7 
+ o-i 
-2-4 
-0-9 
+ 3-7 
+ 4-8 
+ 5-9 
3 e 2 
