THE INFLUEXCE OF SOILS 55 



counties has become very well known. ^ In other 

 districts corn has done very well, and some muck- 



^ Davis gives tlie following analysis of muck soil used in 

 the growing of celery: Kalamazoo soil: 



Sand and silicates 19.16 



Alumina 1.40 



Oxide of iron 3.it4 6.9 



Lime, Magnesia, Potash, Soda 7.62 



Sulfuric acid 1.31 



Phosphoric acid 88 



Carbonic acid 1.95 



Organic matter containing 2.53 nitrogen ..63.76 



Water 6.51 



Grand Haven celery soil (Lower Peninsula) 



Parts per 100: 



Sand and silicates 24.09 



Alumina 1.71 



Oxide of iron 3.52 



Lime 5.02 



Alagnesia 62 



Potash 20 



Soda 33 



Sulfuric acid L04 



Pliosphoric acid fi9 



Carbonic acid 1.05 



Organic matter containing 2.32 nitrogen ..61.73 



Water 10.85 



Newberry celery soil: Parts per 100: 



Sand and silicates 24.56 



Alumina 2.21 



Oxide of iron 1 -30 



Lime 4.18 



Magnesia 75 



Potasli 42 



Soda 40 



Sulfuric acid 67 



Phosphoric acid 46 



Carbonic acid 1.^0 



Organic matter, containing 1.75 nitrogen ..63.75 

 Water 7.31 



—Davis: "Peat," 293. 



