STATION BULLETIN 355 



Table 1. Per Cent Drops for Mcintosh Trees Selected for Soil Studies 



drop between the two lots from 1932 to 1937 was statistically signi- 

 ficant (Table 1), yet there was no significant difference between 

 trees in these groups in total yield over the same period (Table 2). 



The soil of this block has been classified as Charlton Loam. The 

 depth of tree-root i)enetration is affected by the hard, ]:)laty till layer 

 which underlies the entire block. In some places this layer comes 

 to within a foot of the soil surface, in others* it is five feet below the 



Table 2. Yield Lbs. of Fruit of Mcintosh Trees Selected for Soil Studies 



