THE MONTHLY BULLETIN 



CALIFORNIA STATE COMMISSION OF HORTICULTURE. 



DEVOTED TO HORTICULTURE IN ITS BROADEST SENSE, WITH SPECIAL 



REFERENCE TO PLANT DISEASES, INSECT PESTS, AND 



THEIR CONTROL. 



Sent free to all citizens of the State of California. Offered in exchange for bulletina 

 of the Federal Government and experiment stations, entomological and mycological 

 journals, agricultural and horticultural papers, botanical and other publications of a 

 similar nature. 



A. J. Cook, State Commissioner of Horticulture Censor 



E. J. VosLER, Secretary State Commission of Horticulture Editor 



ASSOCIATE EDITORS. 



Geo. p. Weldon Chief Deputy Commissioner 



Harrt S. Smith Superintendent State Insectary 



Frederick Maskew Chief Deputy Quarantine Officer 



Entered as second class matter December 29, 1911, at the post office at Sacramento, 

 California, under the act of July 16, 1894. 



Oregon Quarantines Against California Potatoes. — Oregon has 

 placed a quarantine against California potatoes because of the potato 

 tuber moth which is widespread in California and which does not 

 occur in Oregon, at least not to any extent. Potatoes are admitted 

 into Oregon under certain conditions, which are given in the quaran- 

 tine which follows: 



OREGON STATE BOARD OF HORTICULTURE. 



Notice of Quarantine, No. 3. 



The fact has been determined by the president of the Oregon State Board of 

 Horticulture that a daugerous insect pest, injurious to the commou potato, which 

 is commonly known as the potato tuber worm {Phthorimoca operculella, Zell.), new 

 to and not heretofore prevalent or widely distributed within and tliroughout the 

 State of Oregon, exists and is widespread in the State of California, and that, to 

 prevent the introduction and siiroad of said pest in the State of Oregon, it is neces- 

 sary to forbid the importation of potatoes from California except under the condi- 

 tions hereinafter set forth : 



Now, therefore, I, Chas. A. J';nk. president of the Oregon State Board of 

 Horticulture, under tlie authority conferred by section 1 of chai^ter 24(5 of the 

 General Laws of Oregon of ]!)L'>, and section 4 of chapter ',i4'2 of the General Laws 

 of Oregon of 1915, do hereby proliiliit the importation of any common potato or 

 I)o(atoes from (he State of California into (he State of Oregon, exce))t under the 

 conditions hereinafter specified, and from and after the ])ul)Iication of this notice 

 in three newspapers published in (he State of Oregon it shall be unlawful for any 

 person, firm or corporation (o transport or bring any common po(a(oes from the 

 State of California into the S(a(e of Oregon except under (he following con<liti<)ns : 



1. Every shipment of common potatoes from the Stale of California to the State 

 of Oregon must be accompanied by a certificate of inspection signed by a county 

 horticultural commissioner or other duly authorized horticultural inspector of said 

 State of California, certifying that he has inspected the potatoes in said shipment 

 and found them free from the ])olato tuber modi, its larva or pupa. Such certificate 

 shall be signed in writing and shall specify the locality where .said potatoes are 

 grown, the date of inspection, and the nunii)er of sacks, boxes or odier containers 

 included in the shipment inspected. 



