THE MEDITERRANEAN FRUIT FLY. 
QUARANTINE MEASURES TO PREVENT INTRODUCTION. 
41 
To prevent the Mediterranean fruit fly from becoming established 
in the mainland of the United States, the Federal Horticultural Board 
has promulgated Quarantine No. 13, which provides that its agents, 
Fig. 31.— Chinese laborers inspecting bananas. Each bunch of bananas exported from Hawaii to Cali- 
fornia is inspected for bruised, cracked, or suspicious looking fruits. (Original.) 
both in Hawaii and at the mainland ports of entry, shall have strict 
supervision over the movements of all fruits permitted entry to the 
mainland from Hawaii. Quarantine No. 13 makes it unlawful for a 
Fig. 32.— Inspecting bananas as they are unloaded on the docks at San Francisco: Inspector making cer- 
tain that each bunch bears an inspection tag and has been wrapped in material permitted by law.' 
(Photo by Maskew.) 
person to ship or carry any fruit from the Hawaiian Islands except 
ordinary eating bananas, pineapples, taro ? and coconuts, and these 
will not be passed by inspectors at ports of entry, such as San Fran- 
cisco, Los Angeles, or Seattle, unless they have been inspected by the 
