1018 ANNUAL REPORT OF THE Off. Doc. 



Potato. 



POTATO BEETLE: 



1. Paris green or Arsenate of Lead as soon as insects are seen. 

 2. Repeat whenever needed. 



POTATO STALK BORER: 



1. Gather and burn all stalks after gatherinj;- the crop. 



EARLY BLIGHT OR LEAF SPOT: 



1. Bordeaux mixture when plants are half grown. 2. Repeat 1 

 every two or three weeks. 



POTATO ROT: 



1. Bordeaux mixture about the middle of July. 2. Repeat 1 every 

 two weeks. 



SCAB: 



Soak seed potatoes in corrosive sublimate 1 ounce, water 8 gal- 

 lons, for one and one-half hours before cutting them. 



LATE BLIGHT OR MILDEW: 



1. Bordeaux mixture when the disease appears. 2. Repeat 1 

 whenever needed. 



Quince. 



CURCULIO: 



1. Jarring as for Plum Curculio. 



LEAF BLIGHT: 



1. Bordeaux mixture before flower buds open. 2. Repeat 1 

 when fruit has set, and every two or tliree weeks until fruit is 

 three-quarters grown. 3. Ammoniacal cop])er carbonate later, 

 if needed. 



FIRE BLIGHT: 



See under Pear. 



Raspberry, Blackberry, Dewberry. 

 SLUG: 



1. Paris green or Arsenate of Lead when insects first appear. 

 2. Repeat 1 two weelvs later unless fruit is nearly ripe. 



SNOWY TREE-CRICKET: 



Cut off and burn twigs pierced, during the winter, to destroy the 

 eggs in them. 



