Get. i-Dec. 31, 1917 
Illustrations 
XVII 
Page 
Fig. 4. Graphs of the quantity of carbon evolved as carbon dioxid in soils 
receiving various amounts of manure used alone and in combination 
with lime. 690 
5. Graphs of the quantity of carbon evolved *as carbon dioxid in soils 
receiving various amounts of manure used alone and in combination 
with lime. 691 
6. Graphs of the quantity of carbon evolved as carbon in soils treated with 
lime and oats alone and in combination with manure and lime. 691 
7. Graphs of the quantity of carbon evolved as carbon in soils treated .with 
lime and oats alone and in combination with manure and lime.... 69a 
8. Graphs of the quantity of carbon evolved as carbon in soils treated 
with lime and clover alone and in combination with manure and 
lime. 692 
9. Graphs of the quantity of carbon evolved as carbon in soils treated with 
lime and clover alone and in combination with manure and lime.. 693 
