TABLE II. Amount of nonvegetated ground and large openings as 
percentages of the total transect lengths 






October July March August 
Transect 1954 1955 1956 1956 
A: WNonvegetated ground 55.1 46.5 Whe5 28.0 
Large openings 8.0 11.3 9.3 9.0 
B: Nonvegetated ground ---- 95-1 94.6 91.0 
C: Nonvegetated ground 60.2 55-3 55.2 29.38 
Large openings 1.3 2el 302 0.5 
D: Nonvegetated ground 73-8 80.5 8.1 89.4 
E: Nonvegetated ground 97.0 96.0 98.0 98.0 

39 
