U. S. DEPARTMENT Ob' A(,RICUL lURE. 



BUREAU OF PLANT INDUSTRY BULLETIN NO. 92. 



B. T: GALLOWAY, Chief of Uureaii. 



DATE VARIETIES AND DATE CULTURE 



IN TUNIS. 



BY 



THOMAS H. KEARNEY, 

 Physiologist, Plant Brkedincj Investigations. 



Issued September 6, 1906. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1906. 



