68 



Extract from a letter of Sr. CanJiii to J. B. Johnston, Jul. 28, 1916. 



The plague ig very dense in the large grove, it bi^ng necessary to 

 employ up to 10 minutes in spraying one tree and even then it does 

 not reach all the insects, as in many cases the leaves are curled up, 

 thus protecting the insect. This -is due to this very insect that by 

 sucking out the juices cause the leaves to curl np. 



Report of J. G. Hutson, Assistant Entomologist of tiie Estacaion Agrono- 

 imlca, cooperating with the Commission of Pla^t Saaltati<»i in a 

 campaign against the Mosca Frieta ^Aleurooanthus wpglumi) In tiie 

 district of Guantanamo, Oilente, Cuha. 



The writer was sent out from the Estaeipn Agronomica San- 

 tiago de las Vegas, by the Commission of Plant Sanitatipn to 

 tate charge of the a'bove work in the absence of the EntomQiogist 

 owing to illness. 



He Left Havgna on the night of Augmst 20 and arrive^ in 

 Grii3,ntaiiamo on 'Aug. 22. The work was taken up the fpliow- 

 iug day. 



The report of the work against the Mosca Priet^, will be d^aJt 

 with under two main headings: Control Work anid Inspection 

 Work. 



CONTBOL WOiKK 



The control measures against the Mosca Prieta were taken 

 up in July 1916 by the Commission of Plant Sanitation.' The 

 ■Entomologist of the Station, acco{np_anied by one of tie Inspec- 

 tors went out to Guantanamo to begin the work. 



The report of the Entomologist will give details of the woris 

 from its beginning until the end of the third week in August, 

 while the writer in the present brief outline will attempt to coyer 

 the period between Augiist 23 and September 9th inclusive. 



During this period thiC control measures have been confiijjei 

 to the Pinca Montesano, a property about 5 kilometers north of 

 Guantaaiamo. 



: Condition of the Naranjal at Finca Montesano before the coutrol 



wafi begun. 



A portion of this Fihea, the prof)erty of 'Sr. Bertran, is <given 

 up to citrus grovp or naranjal of about 8QO0 medium to ^mall 

 trees, which at the beginning of July were, infested witti tl?.e 

 Spiny White Fly or Mosca Prieta, land the report of thfi Bntom- 

 larger trees,' was so badly infested lihat the trees presented a 



