TABLE V. Comparison of mean measurement of vegetation inside and outside nutria 
exclosure 3 in reed-big cordgrass type (4 samples each location) of 
transect C 

Inside (Exclosure) Outside (Transect) 

Item 1955 1956 1955 1956 
Inches of non-vegetated ere! kh, 3 8.3 kh. 3 12.3 
Inches of dominant big doxdraiise! , 1563 50.8 3.8 8.5 

L/ Difference between inside means for 1955-56: prob. 0.01 
Difference between outside (transect) means for 1955-56: prob. 0.07 
Difference between inside means for 1955-56: prob. 0.01 
ir 
Difference between inside and outside (transect ) means for 1955: prob. 0.05 
Difference between inside and outside (transect) means for 1956: prob. 0.01 
