207 
Table 2. —Showing number of plants affected with rust on May 6 —Continued. 
SERIES II.—SEED TREATED BY IMMERSION. 
Plat, 
Method of treating. 
No. of plants 
showing rust. 
Total 
plants 
showing 
rust. 
Origi¬ 
nal. 
Dupli. 
cate. 
Origi¬ 
nal. 
Dupli¬ 
cate. 
26 
116 
Water heated to 132£° E., 15 minutes. 
6 
0 
6 
27 
117 
Untreated. 
0 
0 
0 
28 
118 
Copper sulphate, 24 hours in 8:100 solution. 
3 
0 
3 
29 
119 
Untreated. 
1 
0 
1 
30 
120 
Bordeaux mixture, 24 hours. 
21 
0 
21 
31 
121 
Untreated. 
20 
0 
20 
32 
122 
Potassium bichromate, 24 hours, 5:100 solution *. 
0 
0 
0 
33 
123 
Untreated. 
3 
0 
3 
34 
124 
Potassium sulphide, 24 hours, solution contain- 
ing 1 ounce of potassium sulphide to 1 gallon 
of water. 
55 
0 
55 
35 
125 
U ntreated. 
0 
0 
0 
36 
126 
Potassium sulphide, 24 hours, solution contain- 
ing J ounce to 1 gallon of water. 
7 
0 
7 
37 
127 
Untreated. 
0 
0 
0. 
38 
128 
Corrosive sublimate, 1:1000 solution, 24 hours .. 
0 
0 
0 
39 
129 
Untreated. 
0 
0 
0 
SERIES III.—PLANTS SPRAYED AND DUSTED. 
40 
130 
Bordeaux mixture, every 10 days. 
0 
0 
0 
41 
131 
Untreated. 
42 
0 
42 
42 
132 
Ammoniaeal solution, every 10 days. 
0 
0 
0 
43 
133 
Untreated. 
58 
0 
58 
44 
134 
Potassium sulphide solution. 1 ounce to H gal- 
Ions of water, every 10 days. 
1 
0 
1 
45 
135 
Untreated. 
24 
0 
24 
46 
136 
Bordeaux mixture, every 20 days. 
2 
0 
2 
47 
137 
Untreated. 
0 
0 
0 
48 
138 
Ammoniaeal solution, every 20 days. 
10 
0 
10 
49 
139 
Untreated...... 
15 
0 
15 
50 
140 
Cupric ferrocyauide mixture, every 10 days. 
8 
0 
8 
51 
141 
Untreated. 
25 
0 
25 
52 
142 
Ferrous ferrocyauide mixture, every 10 days_ 
4 
0 
4 
53 
143 
Untreated. 
3 
0 
3 
54 
144 
Copper borate mixture, every 10 days. 
0 
0 
0 
55 
145 
Untreated. 
37 
0 
37 
56 
146 
Ferric chloride solution, every 10 days. 
0 
0 
0 
57 
147 
Untreated —. 
12 
0 
12 
58 
148 
Flowers of sulphur, dusted on every 10 days.... 
20 
0 
20 
59 
149 
Untreated... 
1 
0 
1 
60 
150 
Sulpliosteatite, dusted on every 10 days. 
10 
0 
10 
SERIES IV.—MISCELLANEOUS TREATMENTS. 
61 
151 
Untreated. 
1 
0 
1. 
62 
152 
Seed immersed for 24 hours in Bordeaux mix- 
ture, ground sprayed before planting, and 
plants sprayed every 10 days Avith same prep- 
aration. 
0 
0 
0 
63 
153 
Untreated. 
0 
0 
0 
64 
154 
Seed immersed 24 hours in potassium sulphide 
solution, 1 ounce to 1 gallon of water, soil 
sprayed, and plants sprayed every 10 days 
0 
with the same preparation. 
0 
0 
3 
65 
155 
Untreated... 
3 ‘ 
0 
66 
156 
Seed immersed in hot water 15 minutes, ground 
sprayed with ammoniaeal solution, and plants 
sprayed with same preparation every 10 days. 
0 
0 
0 
67 
157 
Untreated.. 
8 
0 
8 
68 
158 
Seed immersed in hot water 15 minutes, soil 
sprayed with Bordeaux mixture, and plants 
sprayed with same preparation e\’ery 10 days. 
0 
0 
0 
69 
159 
Untreated. 
65 
6 
71 
70 
160 
Seed immersed m hot water 15 minutes, soil 
treated with lime and sulphur, equal parts, 4 
ounces to 20 feet of row. 
0 
0 
0 
71 
161 
Untreated...... 
83 
0 
83 
