Orchard Irrigation 



379 



106, which permits as much water to pass from the 

 foot ditch into the lower furrows as is desired. This 

 method of irrigation is always less economical of 

 water than where the water admitted to each furrow 





Fig. 108. Large young orchard on gravelly flood plain of 

 Santa Ana river, with cement flume. 



is so nicely adjusted that there is no w^aste into a 

 foot ditch. So, too, is there less waste land. 



Still another method of utilizing the water which 

 may waste at the foot of the orchard is to have there 

 a strip of alfalfa, clover or grass to take this surplus 

 with little or no attention or waste. 



