possibly affect the quantity and quality of tile drainage 

 are described in the subsections that follow. 



Acreage subjected to tile drainage and number of tile 

 systems for each soil series and their respective physio- 

 graphic basin position are given in Table 2. 



TABLE 2 



a/ 



ACREAGES£' AND NUMBER OF TILE SYSTEMS WITHIN 

 DIFFERENT SOIL SERIES AND PHYSIOGRAPHIC POSITIONS 



1968 



Physiographic: Soil 

 Position : Series 



Number of 

 Systems 



Estimated 

 Acreage 



T7 Acrekge lying outside the major tiled areas 

 is excluded, 



23 



