190().] 



PUBLIC DOCUMENT — NO. 33. 



131 



Table II. — Showing the Lijluence of Soil DccocUons upon Germina- 

 tion of Seeds immersed for Six Hours in Decoctions made by per- 

 colating 500 ex. of Water through 400 Grams of Soil, diluted to 

 Half Strength; 600 Seeds used in Each Treatment, making a Total 

 of 16,800 Seeds. 



These experiments are similar to the previous ones, except 

 tliat half-strength decoctions were used in all cases. The 

 results obtained from these three experiments arc remark- 

 ably uniform in character, the tap water giving practically 

 the same results as the decoctions. 



Table III. — Showing the Influence of Soil Decoctions upon Gertnina- 

 tion of Seeds immersed for Six Hours in Decoctions made by per- 

 colating 500 c.c. of Water through 400 Grams of Soil, diluted 

 to One-fourth Strength ; 600 Seeds used ivith Radish and Buckwheat, 

 400 Seeds with Lettuce and Soy Bean, making a Total of 14,000 

 Seeds. 



In the experiment with the one-fourth strength decoctions, 

 14,000 seeds were employed, representing three experi- 



