1005 



FRUITS OF ONTARIO. 



271 



B. Against Plant-lice and Scale Insects. 



Treatment. 



1. (Kerosene emulsion Formula 



9), ( 1 part to 4 parts 

 water. ) 

 Or whale-oil soap, (2 lbs. to 

 1 gal. hot water, j 



2. Kerosene emulsion (Formula 



9), (1 part to 10 parts 



Water. ) 

 Or whale-oil soap solution 



(Formula 11), 1 lb. to 7 



gals, water. ) 

 Or tobacco solution ( Formula 



10.) 



Peach. 

 A. Against Peach-leaf Curl, Brown Rot, Curculio, Bud-moth. 



Treatment. 



1. Bordeaux and Paris green. 



(Formula 2.) 



2. Bordeaux and Paris green. 



(Formula 2.) 



3. Bordeaux and Paris green. 



(Formula 2.) 



4. Ammonia-copper carbonate 



(Formula i.) 



When to spray. 



Before flower buds open 



After blossoms fall 



Two weeks later 



When fruit is well- 

 formed. 



Insects and diseases controlled. 



Bud-moth and peach leaf curl, 



brown rot. 



Peach-leaf curl, brown rot, bud- 

 moth and curculio. 



Brown rot, etc. 

 Brown rot, etc. 



B. Ag-ainst Aphids, and Scale Insects. 



C. Against Peach Tree Borer. 



1. Prof. Slingerland recommends gas tar as a trunk wash. A trial experi- 

 ment should be made first on a few trees to find out if it injures the trees, for gas 

 tar varies in composition. 



