Report of State Board of Horticulture. 73 



BORDEAUX MIXTURE, 



Used for apple scab, pear scab, leaf blight, apple canker 

 or dead spot, curl leaf on the peach, crater blight on the pear, 

 gummosis, prune or plum rot, and black rot on the grape. 



This is the sovereign remedy against injurious fungous 

 diseases, and its use is general throughout the world ; there- 

 fore the combination of bluestone and lime known as bordeaux 

 mixture is indispensable in fruit growing. 



BORDEAUX MIXTtjRE FOR FUNGI. 



Ingredients — Sulphate of copper, six pounds. 

 Lime, four pounds. 

 AVater, forty-five gallons. 



MODIFIED KORDEAUX MIXTURE. 



Ingredients — Sulphate of copper, three pounds. 

 Lime, four pounds. 

 Water, forty-five gallons. 



Dissolve bluestone in a wooden vessel, slack the lime in 

 another vessel or can, put both in a barrel of water and mix 

 thoroughly. 



FOR APPLE SCAB, PEAR SCAB, AND LEAF BLIGHT. 



First application — Just as the buds are swelling, with bor- 

 deaux mixture. 



Second application — Just as the fruit buds break open, but 

 before the flowers expand, with bordeaux mixture. 



Third application — With bordeaux mixture, when the fruit 

 lias attained the size of a hazelnut. 



FOR APPLE CANKER OR DEAD SPOT. 



Cut out diseased spots clean in the fall when leaves have 

 dropped, and wash with bordeaux mixture ; rejDeat in mid- 

 summer if found necessary. 



FOR CURL LEAF ON THE PEACH. 



• Prof. Newton B. Pierce says: "Curl leaf on the peach is 

 caused by a parasitic fungus which is known as Taphrina 



