48 



The following packages were refused shipment on account of 

 infestation or of having undesirable soil attached to the plants: 



Plants 9 packages 



Fruit 8 



Vegetables 1 



Refused shipment 18 " 



Respectfully submitted, 



Edward M, Ehrhorn, 

 Superintendent of Entomology. 



FRUITFLY CONTROL. 



Honolulu, December 31, 1914. 

 E. M. Ehrhorn, Esq., Superintendent of Entomology. 



Dear Sir : — Permit me to report that at the close of the month 

 of December all the parasites being handled in the insectary were 

 doing well and no further losses have occurred. During the 

 montli we have produced the following numbers : 



Diachasma fiillazi'ayi — 69 females, 200 males. 



Diachasma tryoni — A females, 11 males. 



Tctrastichiis giffardii — 6845. 



Spalangia sp. — 3. 



Of these we have liberated as follows : 



Diachasma fullazvayi under tents — 10 females with accompany- 

 rng males in coffee fields at Maunawili Ranch, Oahu. 



25 females and accompanying males in the coffee fields in Ko- 

 na, Hawaii, in three separate one-fourth acre areas at Honaunau, 

 Kealakekua and Holualoa rcs])ectivcly, the coffee on these areas 

 being left on the tree unpicked. 



Tctrastichiis — 500 liberated at Judge Cooper's, Manoa ; 600 lib- 

 erated on Mr. Damon's Moanalua Est. ; 200 liberated at Mauna- 

 wili ; 200 liberated at Pearl City; 300 liberated at Kealakekua. 

 Kona, Hawaii; 300 liberated at Honaunau, Kona. Hawaii; 300 

 liberated at Holualoa, Kona, Hawaii. 



Opiiis humilis — 250 liberated on Pacific ileights; 50 liberated 

 at Pearl City. 



Galcsns — 500 liberated on ( lartley's Nuuanu pro]KM-ty ; 100 lib- 

 erated at Pear] titv. 



'IMie conspicuous feature of the work during this month was 

 tlic retardation in development of the ])arasites due to the low 

 temperatures e.xprienced for about ten days in the middle of the 

 month. This was felt at the time to be (|uite serious, but for- 

 tunately no harm has resulted and the emergencies which have 

 taken place since have been larger thari was expected. 



The indications seem to be that tlic Spalangia brought from 



