NOTES ON PLUM CULTURE. 
27 
SELF POLLINATION OF PLUMS. SPRING OF 1898. 
Tabulation of Set Not Hand-pollinated. 
Number of 
Fruits June 0 
Fruits 
stand of fruit 
flowers. 
Good. 
Imperfect. 
June 23. 
estimated, 
American Eagle 
10 
2 
2 
0 
light 
Apricot 
Id 
0 
0 
0 
medium 
Cheney 
8 
0 
0 
0 
very light 
Colorado Queen 
19 
3 
8 
0 
medium 
Comfort 
2 
0 
2 
0 
light 
Cottrell 
19 
1 
1 
0 
medium 
Deep Creek 
11 
0 
2 
0 
medium 
Deep Creek 
12 
0 
0 
0 
medium 
Forest Rose 
11 
0 
2 
0 
medium 
Hammer 
8 
2 
1 
. 0 
none 
Harrison 
11 
0 
0 
0 
heavy 
Hawkeye 
11 
1 
1 
0 
medium 
Hilltop 
11 
0 
0 
0 
very light 
Ida 
11 
1 
1 
0 
very light 
Idall 
15 
1 
1 
0 
very light 
Illinois Ironclad. ... 
22 
0 
0 
0 
light 
Joe Hooker 
15 
5 
1 
0 
very light 
Kampeska 
11 
0 
2 
0 
medium 
Kickapoo 
10 
0 
2 
0 
medium 
Kopp 
25 
0 
8 
0 
medium 
Le Due 
9 
3 
5 
0 
very light 
Leonard 
10 
0 
5 
0 
medium 
Little Blue Damson. , 
15 
7 
0 
1 
medium 
Maryland 
20 
0 
0 
0 
very light 
Miner 
21 
8 
0 
0 
very light 
Minnetonka 
10 
0 
2 
0 
very light 
Missouri Apricot 
11 
0 
9 
0 
light 
Moon 
28 
11 
8 
0 
light 
Ochaeda 
18 
(3 
2 
0 
medium 
PefPer’s Premium 
17 
1 
10 
0 
medium 
Pennock’s Hybrid 
37 
0 
3 
0 
light 
Prairie Flower 
13 
8 
0 
0 
very light 
Purple Yosemite. . . . , 
15 
9 
0 
1 
heavy 
Quaker 
18 
1 
1 
0 
none 
Rockford 
2 
1 
0 
1 
very light 
Speer 
10 
3 
1 
0 
very light 
Van Buren 
90 
15 
18 
0 
medium 
Weaver 
9 
1 
0 
0 
very light 
Weaver 
7 
0 
0 
0 
very light 
Winnebago 
20 
0 
1 
0 
heavy 
Wolf (young tree) . . . 
21 
0 
0 
1 
heavy 
Wyant 
15 
9 
3 
0 
very light 
Yellow Sweet 
1 
0 
0 
0 
very light 
099 
123 
129 
7 
It appears from the table that on June 6 there were 123 
well formed fruits and 129 imperfect fruits. Or of 699 
flowers covered, 14.73 cent, set good fruits and 15.59 per 
cent, set imperfect fruits. On June 23 the number of fruits 
remaining was 7 which represents practically i per cent, of 
the flowers covered. 
The number of fruits produced by the hand-pollinated 
flowers was 6. 
In final results, then, there is a remarkably close agree- 
