152 



ASSOCIATION OF ECONOMIC EiSTTOMOLOGISTS. 



United States Department of Agriculture, 



Bureau op Plant Industry, 

 Botanical Investigations and Experiments, Seed Laboratory,^ 



Washington, D. C, Octobers, 1906. 



Final report of germination test, of seed received September 22, 190o. 



Name of seed. 



Dura- 

 tion of 

 test in 



days. 



Germi- 

 nation, 

 per cent. 



Sweet corn, nonfumigated 



Sweet corn, 2 hours, at 10 per cent 

 Sweet corn, 3 hours, at 5 per cent. 



Sorghum, nonfumigated 



Sorghum, 1 hour, at 7J per cent. . . 

 Sorghum, 3'liours, at 5 per cent... 



Beans, nonfumigated 



Beans, 1 hour, at 7^ per cent 



Beans, 2 hours, at 10 per cent 



Beans, 3 liours, at 5 per cent 



Cotton, nonfumigated 



Cotton, 1 hour, at 7^ per cent 



Cotton, 2 hours, at 10 per cent 



Cotton, 3 hours, at 5 per cent 



94.5 

 .5 





 75 









 80. 

 12.5 



7 



3.5 

 85 





 .5 







The actual value is the percentage of pure seed that will germinate. This is obtained by multi- 

 plying the percentage of pure seed by the percentage of total germination. 

 Remarks. — Exposed to SO2 gas as above. 



E. Brown, 

 Botanist in Charge of Seed Laboratory. 



United States Department of Agriculture, 



Bureau of Plant Industry, 

 Botanical Investigations and E.xperiments, Seed Laboratory, 



Washingt07i, D. C, October 7, 1905. 



Report of germination test of beet seed received September 22, 1905. 



Name of variety. 



Beet, nonfumigated 



Beet, 1 hour, at 74 per cent. 

 Beet, 2 hours, at 10 per cent 



Dura- 

 tion of 

 test in 

 days. 



Sprouts 



from 100 



balls. 



164.5 

 

 



Per cent 

 of balls 

 giving 

 sprouts. 



Remarks. — Exposed to SO.j gas as above noted. 



E. Brown, 

 Botanist in Charge of Seed Laboratory. 



