200 



IRRIGATION PRACTICE 



FIG. 39. Laterals made in field and dammed with small piles of manure for 

 next year's irrigation. 



field ditches, however, whether in wheat or alfalfa, are 

 so small as to be of no hindrance in the cultural operations 

 of the farm. 



The essential feature of this method of irrigation is 

 the guiding of the water over the land through numberless 

 furrows or small ditches. This is hard and slow work. 

 One man can cover daily only a few acres at most by this 

 method. The greatest advantage of the field-ditch method 



