PRACTICE XXV (Continued) 



Height to which Water has risen (Inches) 



Time after start- 

 ing experiment 



Date 



24 hours 



48 hours 



3 days 



4 days 



5 days 



6 days 



7 days 



8 days 



9 days 



10 days 



11 days 



12 days 



13 days 



14 days 



3 weeks 



4 weeks 



Soil cheek 



Half-inch layer 

 of decomposed 

 organic matter 



Half-inch layer 



of decomposed 



organic matter 



well mixed 



with soil 



Inch layer of 



coarse organic 



matter 



Inch layer of 

 coarse organic 



matter well 

 mixed with soil 





53 



