0 0 
i OCH 
H Ot cH H OH KC 3 
‘ 3 
v ‘x af a 
CH3 3 
Soil 
> = 
Microorgani 
Cl 1 Cl 
Monuron p-Chloroaniline 
g we 
H 
“SV Me , as < NH 
cH 
? —_———— 
cal 1 
1 | 1 
Diuron 
cl- Al. a 
CH3 
N' -(4 -chlorophenoxy) -pheny]N, i) -dimethylurea > : 
TO 
0 
Cl 0 wH-G-n% 
‘fad 
cl- 
© 
ant nn, 
: o) 
{ 
Oo 
p— 
173 
