1386 THE FRUIT INDUSTRY IN XEW YORK STATE 



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This insect eats a burrow along the center of the cane and re- 

 mains in this tunnel over winter. The infested canes should be 

 cut out and burned during the winter or early spring. 



San Jose Scale 



This is too well known to require description. It should re- 

 ceive the same dormant treatment as other fruits lime-sulphur, 

 1 to 8, or one of the oil sprays. 



Currant Plant Louse 



Many small lice may be found 011 the under surface of the 

 leaves in midsummer, causing them to appear blistered and red- 

 dish on the upper surface. They are sucking insects. Whale-oil 

 soap, 1 pound to 5 gallons of water, or kerosene emulsion applied 

 to the under side of the foliage will kill all that are hit with the 

 mixture. 



BISK ASKS 



Leaf-Spot 



Leaf spot is a fungous disease causing a brown spotting of the 

 foliage, the leaves often dropping prematurely. Remedy: Limo- 

 sulphur, 1 to 40, or bordeaux mixture, 3-3-50, applied at time of 

 spraying for worms and again after harvest. 



Cane-Blight 



Cane-blight is a fungous disease that is quite destructive in the 

 Hudson Valley. One or more canes die during the summer, or the 

 death of the entire bush follows. There is no satisfactory remedy. 



HANDLING AND MARKETING THE FRUIT 



Under ordinary conditions, currants cannot be expected to pro- 

 duce profitable crops for more than eight or ten years, although 

 some fields may be held for a longer period. Old bushes may 

 sometimes be rejuvenated by cutting off all the canes close to the 

 ground and giving a liberal application 'of stable manure. 



The fruit must be picked and handled with care to arrive at its 

 destination in good condition. The berries should be dry when 



