ARID AGRICULTURE. 379 



in supply to enable the settler to cateh water 

 from the roofs of his buildings for storage 

 in barrels or cisterns. He must depend on run- 

 ning streams or underground supply. If range 

 or pasture is secured, a constant and sufficient 

 supply of stock Avater must be provided. The 

 man who buys an irrigated farm should investi- 

 gate the supply for this purpose and his right 

 and title to use that supply. The dry farmer 

 will also be concerned with his soil reservoir and 

 the possibility of practical conservation. 



EXPOSURE There are no sections of the West, where 



domestic water can be secured, that are not in- 

 habitable. There are vast differences, however, 

 in exposure and its effect on the kind of crops 

 raised or the general comfort of man and beast. 

 Protection from winds, from storms, from snow 

 drifts, either by natural lay of the land in rela- 

 tion to the force and direction from which storms 

 come, or by artificial wind breaks, should be 

 taken into consideration. If there is no air 

 drainage, late and early frosts may be annoying. 

 If there is not good soil drainage, there may be 

 accumulation of alkali in irrigated districts. 

 The influence of mountain ranges is marked and 

 usually nearness to the mountains or hills 

 secures most favorable climatic conditions. 

 Xever put the house or stable in the bottom of a 

 dry gulch. The agency which formed these 

 gulches may simply be sleeping for the time and 



