CHAPTER XXII 



LAWS REGULATING NURSERY AND ORCHARD 

 INSPECTION AND FUMIGATION 



>R many years California has been protecting 

 her horticultural interests by strictly en- 

 forcing laws enacted for that purpose. That 

 State was the pioneer in this movement, and 

 the benefits arising therefrom have been very marked. 

 Not only have California orchards been greatly in- 

 creased in area, but many dangerous insect pests and 

 diseases have been kept out by the vigilance of the 

 quarantine officers. With the invasion of the San 

 Jose scale in the Eastern States, various local laws 

 have been passed to meet conditions prevailing in 

 many states or territories. 



In Maryland, Delaware, and Canada the fumiga- 

 tion of all nursery stock with hydrocyanic acid gas is 

 required. North Carolina has recently adopted fumi- 

 gation methods, and nurserymen in that State will be 

 required to fumigate all trees offered for sale. In 

 New York and Montana the inspection laws require 

 fumigation of all nursery stock if thought necessary. 

 In Oregon all apple, pear, or other stock grown on 

 apple roots must be fumigated before delivery. Con- 

 ditions are such that other states will soon be obliged 

 to incorporate in their laws the fumigation require- 



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