51 



o 



K ^ 



Suff'^ LAWES AGRICULTURAL TRUST. 



BioIo|:ical 

 Sehah 



Rotkamsted Experimental Station, 

 Harpenden. 



Annual Supplement 



TO 



"Guide to tke Experimental 



Plots, 1906," 



CONTAINING THE YIELDS PER ACRE FOR 1906. 



In every case the page, table, and plot numbers refer to the 

 " Guide," it being understood that no change is made in the 

 manurmg, &c., there described. 



A. D. HALL, 



Director. 



ST. .ALBANS : 



PRINTED BV \\. C.^RTMEL AND SONS, VICTORIA STREET. 



1907. 



