A STUDY OF WEED SEEDS 



93 



No. 428. Testing Farm Seeds in the Home and in the 

 Rural School. 



^i^ "^ t« 



Red clover 



Trefoil 



Curled dock 



Fig. 39. — Some Weed Seeds Frequently Found in Clover and Grass 

 Seed. Natural Size and Magnified. 



In addition to the above bulletins the school should be pro- 

 vided with weed bulletins from the State Experiment Station. 



