2 QO SPRAYING MIXTURES 



HOME PROJECTS 



1. Arrange with a local fruit grower for a spraying dem- 

 onstration. Enter in your notebook a report covering the 

 following items : 



(a) Name of grower. 



(b) Kinds of fruit sprayed. 



(c) Purpose of spraying. 



(d) Date of spraying. 



(e) Formula of spray used. 



(/) Pressure carried during application. 



(g) Description of engine, pump, capacity of tank, length of 

 hose and poles, kind and number of nozzles, number of trees 

 sprayed per tank. 



(ti) Method of application. 



(i) Average number of gallons per tree of spray used. 



(j) Total cost of labor and material per tree. 



2. Select eight trees of about equal size in your own orchard. 

 Spray four of them as directed in the foregoing chapter with 

 lime-sulphur solution and arsenate of lead at the proper times. 

 Compare the yield of the sprayed trees with that of the un- 

 sprayed trees. 



