Practical Orcharding On Rough Lands. 37 



ing where the absolute necessity of spraying as 

 a protection of the foliage as well as the fruit 

 is recognized, not only by the orchardist but 

 also by the storage man, and the consumer. 

 Hence, water has come to be recognized as one 

 of the necessary factors in the production of 

 fruit, as it is the means of application or car- 

 rier of insecticides and fungicides, as well as 

 the carrier of food materials that are taken 

 by the roots from the soil in the form of 

 moisture. 



The grower should not fail when selecting a 

 location for his orchard to take into considera- 

 tion how much the demand for water for spray- 

 ing purposes will increase as the trees attain 

 age. When young a few hundred gallons will 

 spray quite a number, but after they have 

 grown fifteen or twenty years and are loaded 

 with fruit, they may require more frequent ap- 

 plications. This, together with their large tops 

 and heavy foliage, will necessitate the use of 

 many times the amount of water that was used 

 early in the growth of the orchard. Sometimes 

 this kind of an oversight proves very expensive 

 in after years, as it may mean a complete change 

 of the water system. The water supply is much 

 more of a problem on rough, steep lands than 

 on those that are more level, as it is not prac- 



