Tidal Irrigation 



307 



Fig. 67. Section of rice fields in South Carolina. 

 (U. S. Coast and Geodetic Survey.) 



circumference, wh^ch raise the water in the manner represented 

 in Fig. 15, page 76. This view was taken on the river Begnitz, 

 a branch of the Main, in Bavaria, where in a distance of one 



