FIG. 41
FIG. 42
FIQ. 43
FIG. 41. Distribution of LiUorinu Zittoreu in July 1955. 0. absent; a, present.
FIG. 42. Distribution of AZararia eacubntu i n July 1956. 0 , absent; e, up t o 6%; 0 , 8-25; 0 , over 26.
Eko. 4% Dineribution of H i m c m t h l i o
i n July 1066. 0 . absent; e, up t o 6%; .). 6 - 2 5 ; 0 , over 26.