/ 
C0L0CA3IA. j^3C0L3i^A. ( ALUT O R Kh JD..L). 
1 
n V 
Leaf 
sort :— 
it vras found to rale a 
2 ■?> -T 
— 4 - ». «w 
there Mas 
a 1 
eaf shed to an er crr.ru 
were 
found to 
be 
av,tacked by the 1 e a 2 " 
n. 1 extent. All varie 
raTe 
r cv.e ar* in their earlier stages sr.all roundish spots dark 
H - " rlcnr * A ' 3 ' : ‘* 5 ■ - fungus develops its ti 331133 the spot gets 
brownish appearance 'fit', concentric 
T» r V r 
j> * 
0 
i"i'.e enter 
tin 
A ■ 
s one is vrhi&i 
& «s»d -hsi. 
is the 
reproductive part 
of /. 
fungus . The 
src 1 3 coalec 
* toget 
e’ a■■ d t •. e 1 e a, f 
cur 7 s 
■ e 3 .=1 r>rr*oT ofl 
After 
3ore 11 r’ 3 t’ 1 0.1 f 
sheds 
"i v ■ft o *1 f 
<^ 4 *^ 
fa .. 
3 > 
Ihe fup.<;u3 is Phythrhthspa Colocasia. mh® dpi®d leaf shows 
* 
t-any oPOiiaS cn. the epidermis. The frrguc i3 epe-de^intercellnr 
¥i”J. snail slender unbranched hrsttrria as seen in the diaor»a?:',. 
The spores geminate very rapidly In gelatine solution. and ^ 
i-.yp*.ea, .1 1 produced 2 rcie one end . It 3,3 nnsertate and tjrotorla 
ca^e be se n tvj grated in the sar.e . np.e spore In solution 3Telia 
up. ^ostcria are also seen in artificial culture of tp ... furors 
Tf>r r>o ^ ~ r* > r ti v 1 o ^ -'• -a-. -« A • i _ _ 
- - -* w • - -p * -■ <*-.3 o , 3.1 se {rc^ie 1 ea2 « %i.e cno^c" of*°3 
«rv 9 PSiP 2 fJ’-t through the sto»-.?.ta. 
F^ib 
