snow and soil moisture, and better distribution of water in 

 sprinkler irrigation. 



Planting trees for rural recreation is a new field of 

 activity and is divided logically into two categories: 



(1) Plantings to accomodate the traveling public, and 



(2) Plantings to accomodate needs of local residents, 

 especially near population centers. 



Plantings to accomodate the traveling public are receiving 

 ever -increasing attention The stimulus arises from at least 

 three sources: (1) safety and convenience of travelers, 

 (2) a growing conviction that our roads and roadsides should 

 be beautiful, and (3) the profits to be obtained from tourists » 

 Virtually every Plains State is pushing a program of recreation 

 planting, 



Landscaping is used along new interstate and other 

 highways to break monotony and keep travelers alert. Frequent, 

 attractively landscaped rest stops and wayside parks add to 

 both comfort and safety. Demand is growing for overnight 

 camping parks and picnicking spots along highways . Camping 

 has increased 1100 percent since World War II. 



Most of the influence of windbreaks start with reduction 

 of windspeed, Wind is reduced for a distance of 5 to 1 

 "H's" (heights of the windbreak) upwind and up to 30 "H s" 

 downwind from the windbreak. 



-88- 



