U. S. DEPAxTMENT O'^ ^ ?RICULTURE 



^' ■ STci FES RELAX RVICE 



A. C XF. ::. OlRECTc 



Vol.38 JANUARY, 1918 No, 1 



EXPERIME 

 STATIO 

 RECORD 



WASHINGTON 



GOVERNMJENl PRINTING OFFICE 



191« 



