10 
BULLETIX 325, U. S. DEPARTMEXT OF AGRICULTURE. 
Table 2. — Winter losses of honey bees; causes and percentage of colonies lost, winter 
1914-15. 
. 
Causes and 
percenta 
ges of winter losses. 
State. 
(a) 
Queen 
lost 
or im- 
potent. 
(&) | (c) 
Cold, 
Starva-I^f" 
tion - 'smoth- 
ering. 
Moths 
and 
ants. 
(e) 
Foul 
brood 
and 
other 
dis- 
eases. 
(/) 
Poor 
honey, 
dysen- 
tery. 
(?) 
Late 
and 
weak 
swarms. 
00 
Lack 
of 
young 
"bees. 
(0 
Miscel- 
lane- 
ous 
and un- 
known. 
O') 
Total 
loss of 
colo- 
nies. 
P.ct. 
0.1 
P.ct. 
0.4 
P.ct. 
0.1 
2.1 
P. ct. 
P.ct. 
P.ct. 
2.7 
.5 
P.ct. 
0.1 
11.1 
P.ct. 
P.ct. 
7.6 
P.ct. 
11 
13 7 
16.0 
.6 
16 
1.2 
2.2 
2.2 
.3 
1.5 
1 

9.4 
6.4 
1.5 
2.7 
1.4 
1.4 
""i'.S 
.2 
1.1 
.4 
2.1 
.5 
5.9 
....... 
19 8 
0.1 
.5 
1.8 
3.7 
1.3 
5.7 
6 1 
Pennsylvania 
1.2 
4.7 
1.8 
1.7 
15 7 
"i" 
0.2 
.6 
11 4 
Virginia. 
11.2 
5 7 
.4 
5.7 
2.8 
2.3 
.8 
.9 
2.1 
2.9 
4.1 
2. 4 
2.6 
3.3 
10.7 
1.7 
3.7 
1.1 
.4 
.4 
5 1 
13 1 
.1 
3.8 
.1 
1.1 
.1 
.6 
.6 
.5 
1.1 
23.4 
.8 
3.6 
.1 
1.7 
. 5 
5.8 
7.1 
14.7 
Florida 
2.3 
.2 
""IT 
.2 
5. 5 
1.7 
8 4 
Ohio 
------ 
.5 
2.6 
"'io.'s' 
.1 
2.6 
2.2 
2.5 
1.6 
.1 
1.5 
.6 
5.4 
2.9 
4.3 
2.1 
.6 
5.3 
3.4 
3.3 
16.1 
10.8 
11 3 

• 7 
10.7 
5 4 
16 5 
1.3 
2.7 
2.0 
13 
4.3 
3.0 
2.6 
.1 
. 7 
.3 
31 
.4 
2.4 
.4 
.9 
1.4 
.8 
.7 
2.1 
1.5 
1.0 
2.8 
3.6 
3.5 
2.7 
3.7 
10.5 
11.4 
5.6 
3.1 
1.0 
25.0 
17.4 
.5 
.8 
7 8 
3.6 
15 8 
. 3.3 
7 4 
.1 
.3 
.1 
1.3 
.2 
.T 
2.2 
3.2 
1.0 
9.5 
1.7 
8.9 
17.3 
.5 
23.2 
7 7 
..„. 
.2 
.2 
.'§" 
1.5 
2.0 
.6 
8.7 
7.1 
15 4 
25.0 
1.7 
2.3 
1.7 
1.5 
4.8 
19 1 
1.4 
.6 
.8 
1.5 
1.1 
2.5 
2.3 
5.0 
10.5 
New Mexico 
9 2 
.2 
.1 
""s.S 
.3 
2.0 
Utah 
1.0 
1.0 
.3 
5.0 
.6 
1.0 
.5 
.9 
10.5 
5.0 
2.6 
.9 
2.2 
2.5 
.2 
.2 
.2 
16.9 
.6 
.6 
.8 
1.1 
5.9 
19 8 
2 
1.0 
1.2 
3.9 
.1 
.3 
5.0 
United States, 
average 
1.5 
3.2 
.9 .3 
.3 
2.1 
1.1 .4 J 2.8 ! 12.6 
