130 



COBN CROPS 



clay loam and Wabash silt loam, the organic matter of 

 which, according to Lyon and Fippin,i is as follows : — 



Soil 0-7 Inches 



Per Cent 

 Ohganic Matter 



Subsoil 7-40 Inches 



Peb Cent 



Organic Matter 



Miami black clay loam 

 Av. 12 samples . 



Wabash silt loam 



Av. 11 samples . 



2.50 

 1.30 



Of all the cereals corn 'is the best crop to grow first, 

 after a heavy application of manure or the plowing under 

 of organic matter, as a clover sod or green manure crop. 

 It is well adapted to utilize the rather large store of 

 nitrogen likely to become available at such time. Be- 

 cause corn does well following the plowing under of coarse 

 organic matter, it is sometimes called a " coarse feeder " ; 

 while wheat, requiring a more advanced stage of decom- 

 position, is termed a " delicate feeder." 



FARMYARD MANURE FOR CORN 



95. It has been demonstrated that lime, under certain 

 conditions, applied to the land gave profitable increases ; 

 in certain other cases commercial fertilizers have been 

 profitable ; but farmyard manure, wherever used, has 

 usually given profitable returns. It appears at present, 

 however, that for a large share of the corn-growing area 

 farmers are not justified in keeping sufficient live stock 

 in their farming systems to depend on manure as the 

 principal means of maintaining production. It must be 



' Lton and Fippin. Soils, p. 125. 



