March 1895.] 



INJURIOUS INSECTS AND FUNGI. 



309 



upon or securely attach to each box, crate, or other package or 

 parcel containing the same a distinct stauip, mark, or label 

 sho-wing the name of the producer and shipper, or sender, and 

 the locality where grown. 



All infected nursery stock, before being distributed, must be 

 disinfected by dipping in a solution of one pound caustic soda 

 (concentrated lye) and one pound whale-oil soap to every five 

 imperial gallons of water, thoroughly dissolved, and ?3,pplied at 

 103° Fahrenheit in a vat or any suitable vessel, or the said nursery 

 stock may be disinfected by covering with an air-tight tent or 

 box, and for each and every 100 cubic feet of space therein one 

 ounce of fused cyanide of potassium (58 per cent.), one fluid 

 ounce of sulphuric acid, and two fluid ounces of water shall be 

 used. The cyanide of potassium shall be placed in an earthen- 

 ware vessel, the water poured over the said cyanide of potas- 

 sium, afterwards adding sulphuric acidj and the tent or box to 

 be immediate^ closed tightly and allowed to remain closed for 

 not less than 40 minutes. Treatment for disinfection shall 

 continue until all insect pests and their larvse are destroyed. 



The regulations provide further that where pests or fungous 

 diseases are found to exist during the growing season, while the 

 trees are in leaf, spraying must be done, and such remedies 

 applied as shall be recommended by or under authority of the 

 Horticultural Board from time to time, so that the insects or 

 diseases can at least be held io check until the stronger washes 

 of the dormant season can be safely applied. 



All boxes, crates, or other packages or wrappings which have 

 contained infested nursery stock must be destroyed by fire 

 immediately after the removal of the contents thereof. Where 

 hop-fields are infested with the hop-louse, spraying must be done 

 as the Horticultural Board from time to time shall recommend. 



Every person violating the provisions of the " Horticultural 

 Board Act, 1894," or the rules and regulations adopted by the 

 Provincial Board of Horticulture, is liable, upon summary con- 

 viction before a justice of the peace, to a penalty not exceeding 

 50 dollars for each ofience. 



Horticultural and agricultural societies and all those interested 

 in advancing and protecting the interests of fruit-growing are 

 requested to co-operate with the Provincial Board of Horticul- 

 ture in the enforcement of the provisions of the " Horticultural 

 Act," and the regulations thereunder as adopted by the Board. 



The Cabbage-eoot Maggot in America. 



In the Eeport on Insects and Fungi Injurious to Crops 

 issued by the Board of Agriculture in 1892 a detailed account 

 of the cabbage-root maggot was given, describing the insect, 

 with methods of prevention and remedies. Mr. Slingerland,' 

 Entomological Assistant at the Cornell University Agricultural 



