U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF PLANT INDUSTRY— BULLETIN NO. 190. 



B. T. GALLOWAY, Chief of Bureau. 



ORCHARD GREEN-MANURE CROPS 



m CALIFORNIA. 



BY 



KOLAND McKEE, 



Scientific Assistant, Office of Forage-Crop 

 Investigations. 



Issued October 27, 1910. 



LIBRARY 

 NEW YORI 

 BOTANICA 



QARDBN. 



WASHINGTON: 



government printing office. 



1910. 



