140 



AGRICULTURE. 



NLMBER OF RODS AND OF TILES PER ACRE, 



AVITH DRAINS AT VARIOUS DISTANCES 



APART. (Scott.) 



SIZE OF TILE PIPES 



Required for Draining under Average Conditions. 



(Waring.) 



The drains being laid four feet, or more, deep, and laid on 

 a well-regulated fall of three inches in a hundred feet : 



For 2 acres, i^-inch pipes 



'* 8 ** 2i •* *• 



" 20 *' 3i *• 



" 40 " two 3^ ** 



'* 50 " 6 '* ** 



•* 100 " 8 " 



These drains will remove the water fast enough for all prac- 

 tical purposes, even after heavy storms; if the pipes are securely- 

 laid, the drains will only be benefited by the occasional cleaning 

 they will receive when running "more than full." 



