22. BORDEAUX MIX rURE AND ARSENITE OF LIME. 



i^ quarts Arsenite of Lime (made by formula No. 9.) 

 50 gallons Bordeaux Mixture. 



23. IVORY SOAP. 



I bar Ivory soap (10 cent size). 



15 gallons water. 

 Apply warm as it thickens on coolinfj. 

 Recommended for rose mildew, red spider, plant lice, etc. 



FUMIGANTS. 



24. CARBON BISULFID. 



Evaporate one pound of Carbon bisulfid to every thousand cubic 

 feet of space. This is done by pouring the bisulfid into shallow 

 dishes placed in the upper part of the place to be fumigated, and 

 closing everything tightly and leaving 24 hours. Then open, air for 

 ten minutes before entering or using anything which has been fumi- 

 gated. This treatment is effective for infested grain, weevily seed, 

 clothes moths, carpet beetles, etc., in closets, trunks, tight boxes or 

 wherever these substances are kept or in which they may be placed 

 for treatment. Caution : Do not use Carbon bisulfid near a fire, or 

 where there is much heat, as it takes fire easily, even from a lighted 

 pipe or cigar. 



25. HYDROCYANIC ACID. 



For Xursery Stock. 



Potassic cyanid (98 or 99%) .2 or .25 gram per cu. ft. 



Sulfuric acid(i.83 sp.gr.commercial)^ more by measure. 



Water \ more than sulfuric acid. 

 Multiply the number of cubic feet to be fumigated by .2 or .25, 

 giving the number of grams of cyanid; divide the answer by 28.35, 

 giving the weight of the cyanid in ounces. Take i \ times as many 



