Culture of Raspberries 



1699 



to a more marked degree. The studies in western New York bear out 

 this statement, as is shown by the following table : 



Soils 



Acreage 



Yield per 



acre 

 (quarts) 



Income per 

 acre 



Sandy loam . . 

 Gravelly loam 

 Clay soils. . . . 



77-85 

 51.08 

 10.25 



1. 434- 5o 

 1,405.40 

 1 ,266.05 



$106.59 

 107.05 

 100.83 



Propagation 



The black raspberry is propagated by means of tip layers. Briefly, the 

 method is as follows: When the canes have made sufficient growth and, 



Fig. 71. — A cluster of Gregg 



in accordance with the natural habit of the plant, have bent over nearly 

 to the ground, the tips of the canes are covered with soil. In New York 



