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CAMPBELL'S SOIL CULTURE MANUAL 



farmers in all our arid countries. To grow good crops 

 successfully in any and all seasons, the moisture must 

 be stored in the soils and subsoils below. If it is only a 

 question of getting a living out of the soil, that is one 

 thing, but if it is a questron of living well in good 

 homes and educating a family of children, then let us 



Cut No. 13. Capillary Attraction Illustrated. 



get out of the soil all we can. If we have a legal right 

 to the crop that grows on the land we till then why not 

 raise a big crop instead of a small one? 



In cut No. 14 we have attempted to illustrate the 

 percolation of water, or the getting of water down into 

 the soil. We have divided this cut into three sections, 

 numbering them 1, 2 and 3, from left to right, then divided 

 these sections into lateral strata A, B, C, and D. 



In section No. 1, A represents the soil mulch, a stratum 



