LETTER OE TRANSMITTAL. 



U. S. Department of Agriculture, 



Office of Experiment Stations, 



Washington, D. C, April 30, 1906. 

 Sir: I have the honor to transmit herewith and to recommend for 

 publication as Bulletin ]S'o. 170 of this Office, a lleport on Agricultural 

 Investigations in Hawaii for 1905, by J a red (i. Smith, Special Agent 

 in Charge of the Hawaii Agricultural Experiment Station. 

 RespectfuU}', 



A. C. True, Director. 

 Hon. James Wilson, 



Secretary of Agriculture. 



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