THE CONTROL OF COTTON WILT AND ROOT-KNOT. 



19 



This selected seed is to be used in planting a larger area the suc- 

 ceeding year for seed purposes. (See figs. 10, 11, and 12.) This seed 

 field should be given the same care as the increase plat. Careful per^ 

 sonal supervision of the details of this work is essential to the main- 

 tenance of the best grade of seed. 



Approved : 



James Wilson, 



Secretary of Agriculture. 



Washington, D. C\, February 23, 1912. 



ICir. 02.] 



fTHIS PUBLICATION may be pro- 



-^ cured from the Superintendent of 



Documents, Government Printing Office 



Washington, D. C, at 5 cents per copy 



