E 
S. SUNDARARAMAN 
Ginger Vermicularia (moist conditions). 
215 
10 days after in- 
oculation 
Tiny black dots 
here and there on | 
the leaves. 
No change 
do. 
Tiny black dots 
on the leaves. 
No change. 
do. 
Healthy 
do. 
do. 
15 days after in- 
20 days after in- 
30 days after in- 
oculation 
45 days after in- 
oculation 
oculation oculation 
Dark pycnidia deve-| Fully de peloped) 
loping. pyenidia. 
do 
do. 
do. 
Tiny black pycnidia. | 
do. 
do. 
Healthy 
do. | 
Pyenidia develop- 
ing. 
do. 
do. 
Pustules fully de- 
veloped 
sete. 
with 
Leaves 
do. 
do. 
Hi eatny 
do. 
beginning to rot. 
Suckers coming 
up. 
do. 
do. 
One sucker. 
do. 
do. 
Healthy 
do. 
dos 
with distilled water now w and then and so o the plants were ina 4 very moist atmosphere. 
Ginger Vermicularia (dry conditions). 
No change 
do. 
do. 
do. 
do. 
do. 
Healthy 
| do. 
do 
Plant healthy 
do. 
Healthy 
do. 
do. 
No change 
do. 
do. 
do. 
do. 
do. 
Healthy 
do. 
do. 
Original 
dead 
down. 
getting 
plant 
and fallen 
Suckers 
infected 
with the disease. 
do. 
do. 
Healthy 
Died on account 
of insect bite. 
Healthy 
No infection 
do. 
do. 
do. 
do. 
do. 
Healthy 
do. 
do. 
No infection 
do. 
do. 
do 
do. 
do. 
Healthy 
do. 
do. 
sprayed with distilled’ water thrice a day, 
The atmosphere 
inside the glass cases was not so humid 
