Campbell's 1902 Soil C/ULture Manual. 



69 



the soil by proper cultivation, and its effect upon the growth and develop- 

 ment of the trees and their fruitfulness. The contrast in results here are 

 no more marked than they are in cuts 12 and 13 representing a single years 

 growth of our peach trees, but they not only substantiate our claims as to 



Cut No. 16. 



the cause of this marvelous growth on the Pomeroy Model Farm but that 

 the same results may be looked for in fruit when our trees reach the proper 

 age. What is true in orchards is equaly true in the raising of all kinds of 

 grains and vegetables, it is the simple question of ample supply of available 

 water at all times during the growing season. 



