IW 



riic c()nii)aritive icrtiliziiig cftVct of a corn crop. 

 ^cowjK'as and soy beans drilkd and cullivalcd when 

 followed l)v a cotton croi) is; shown in the following 

 tabk-: 



Tap.i.i-: XIV. (l(>mparativ(^ Ferfilizinq Kfj'cct of Soy 

 Beans, and (lorn on a Snccecdiiui C.olloii (liop 



Yield of seed cotton per acre. 



( j'ops 



ir. 





Lljs. 



After Corn I 1303 



After Cowpeas i 1890 



After Sov Beans I 1910 



Ll)s. 



979 



962 



1008 



Ltjs. 

 1141 

 1120 

 1 159 



Lbs. 



285 

 31& 



Only the grain from the corn, cowpeas and l)cans 

 Averc haiwested. All the stover and straw of the corn, 

 cowpeas, and soy iDcans were left on the land and 

 ploAved imder the next spring for soil improvement. 



Collon followed corn, cowpeas. and soy heans, and 

 received no nitrogenous fertilizer. 



From the corn land the average yield of seed cotton 

 Tvas 1141 pounds per acre; from the cowpea land, 1420- 

 pounds; and from the soy bean land, 1459 i)ounds. The 

 coAvpea land gave an average increase over the corn 

 land of 285 pouiitis, and the soy beans land an average 

 increase of 318 pounds. In money value, the fertiliz- 

 ing l)enefit from the cowpeas to the following cotton 

 crop, if the seed cotton be calculated at 4 cents a pound, 

 was -til .40 and from the soy beans -1^12.72 per acre. 



