Table XXII .—Interspecific inoculations with mild mosaic, rugose mosaic, and streak; greenhouse, Washington, D. C., IQ 21-22 
July 14,1933 
Degeneration Diseases of Irish Potatoes 
89 
si 
a 
<L> 
two 
r d 
a 
8 
<V 
CO 
2 
43 
a 
0.2 
a o . 
o*S g 
*a§5 
2o ^ 
ia-g 
111 
P 
vO CO 
co -<t tr> 
rtOO O 
CO to 
Tj-00 Ov 
1 
I 
I 
a 
S 
* S 
y 
O 
o 
44 
5* 
I 
r 
£ 
o 
co 
CO 
a* 
2 a 
81 
§ 
|-a 
Jfli 
Am 
^ a J | 
|l|? 2 
i^a 
. 92 * 3 * « 
•a^oogg 
I a a «*>| I § 
§ S' O’®•'•’CO 
e u' 3 S.a 
82 S 4 Sh 
. 0> 
a *9 
§ Jj' 3 ’® 
g?Sg 
8m^s’ 
•gSgg 
H OH 
0 * 00 
to to 
to 00 
O CO 
"<fr W 
bo bO 
{3 {3 
»H »H 
2^3 
cu <o 
(8(8 
S3 
J 6 ~ 
cj ° d 
9 3 . § 
0 0 
s %% 
« 
<UT 3 <u 
0 ) <y <u 
»H O ^ 
OmO 
. v 
m 
*gg. 
5?1 
*§21 
•-§ 
co 
# H 
H 
N . 
O O 
M CJ 
P 
VO 0 
M CC 
CC « 
Tf W VO 
. H 1-1 
"HI 
Ov m 
H « CO 
<uiS 
rt 3 
fl5 
Dec. 
Dec. 
• 
Dec. 
Dec, 
Jan. 
Jan. 
Jan. 
Inocu¬ 
lation 
series. 
H 
W CO 
Tj- tO 
vO O O 
M 
W Tj- to 
M M M 
N 
1 Potato, unless otherwise statedr 2 Four inoculations at weekly intervals. 
