CLASSIFICATION AND ANALYSES OF CROPS ] 1 ] 



Vegetables. It is to be noted that potatoes are classed with 

 the Root Vegetables, although they are really underground 

 stems, not roots. 



98. Analyses. — Table I gives the percentage composition 

 of a number of crops in each class. Table II gives the 

 yields in pounds per acre of each crop as a whole, and of the 

 several constituents of each crop. Table III gives the per- 

 centage composition of these same crops in the three chief fer- 

 tilizing constituents — nitrogen, phosphoric acid, and potash. 



Table I. — Percentage Composition of Crops 



