174 CAMPBELL'S SOIL CULTURE MANUAL 



as bad there as it would be on the surface, and it will form 

 there unless you watch closely during long periods of heat 

 and drouth. 



There is no work done, cost considered, that seems to 

 go further toward increasing the yield of corn than that 

 of early double disking where the land is not fall plowed. 



Do not permit the weeds to grow. Every weed means 

 less corn. They are silent thieves that take away all 

 that you have saved up for your crops. 



Be sure of your seed. 



