130 



CORN CROPS 



clay loam and Wabash silt loam, the organic matter of 

 which, according to Lj'on and Fippin,i is as follows : — 



Miami black elaj' loam 

 Av. 12 samples 



Wabash silt loam 

 Av. 11 samples 



Soil 0-7 Inches 



Per C'ext 

 Organic Matter 



Subsoil 7-40 Inches 



Per Cent 



Organic Matter 



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- 

 po.sition, 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 

 profitaljle ; but farm^^ard 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. 



