356
~
II)
o
.....
1000
i 100
l!
t
10
R. Armon et al.
Vegetable
•
Cryptosporidium/D.S kg
iii Giardia/D.S kg
Fig. 1. Presence of Cryptosporidium oocysts and Giardia cysts on vegetables irrigated
with poor-quality effluents (West Bank)
•
Cryptosporidium
IlIII
Giardia
200
J
I/)
0
..... 150
III
... III
~
II
0
0
100
. .
0
III
...
~ 50
I
0
Vegetable
Fig. 2. Presence of Cryptosporidium oocysts and Giardia cysts on vegetables irrigated
with good-quality effluents (northern part ofIsrael).