108 



1HE IRRIGATION AGE. 



reclaimed and made productive, while at the same time the waste 

 water which destroyed it is utilized to make other lands more pro- 

 ductive. Many farms have blemishes of this kind to be removed, and 

 long and costly channels are cut merely to provide an outflow to a 



FIG. 7. A bog hole caused by water from a spring. 



water course. It would often be less expensive to include a system 

 for irrigation, and thus to double the return for the necessary expend- 

 iture. Foul mud- holes, which are maintained for watering stock, can 

 be made to yield a wholesome water supply for stock and an irrigation 



* 



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^"*^\^^^^^feiS;^ : " '-. : I,r 

 - '^Ci wx "** ^^ ::: ^= fet =^ ^ 



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FIG. 8.--Bog hole made to yield clean water for stock and irrigation. 



supply for the farm garden by piping from the reservoir, which can 

 be constructed on the site of the old mud hole at a little cost. All 

 these improvements can be accomplished by the ordinary methods 



