404 



Journal of Agricultural Research 



Vol. X, No. 8 



Table VIII. — Moisture relations at end of increasing periods of time following an 

 application of I inch of water to the surface — Continued 



SOIL K (hygroscopic COEFFiaENT = 3.4. INITIAL MOISTURE CONTENT: I, 1. 7 PER CENT; n, 3.7 PER CENT 



in, 4.8 PER cent) 



Time. 



Hours. 



I 



3 



24 



48 



72 



96 



120. . . , 



Distance of penetra- 

 tion of added water. 



Exper- 

 iment 

 III. 



Inches. 

 4.88 

 6.30 

 8.34 

 9.02 

 9- 53 

 9. 80 

 10. 00 



Water content of the 

 moistened portion. 



Exper- 

 iment 

 III. 



Per ct. 



19. 7 

 16.3 

 13-4 

 12. 9 

 12.4 

 12. 2 

 12. I 



Ratio of water content 

 of the moistened por- 

 tion to hygroscopic 

 coefficient. 



Exper- 

 iment 

 III. 



5-8 

 4.8 

 3-9 

 3-8 

 3-6 

 3-6 

 3-6 



SOIL L (hygroscopic COBFFiaENT = 3.4. 



INITIAL MOISTURE CONTENT: I, 1.6 PER CENT; n, 3.5 PER CENT; 



in, 5 PER cent) 



3-. 



24. 



48. 



72. 



96. 



120 



4-13 

 4.64 

 6-73 

 7.20 

 7.40 

 7.64 

 7-83 



4.96 

 6. so 

 9-33 



10. 20 

 10.39 

 11.30 



11. 69 



7.40 



9.49 



013.78 



16. 9 

 15.2 

 II. o 

 10. 4 



10. I 

 10. o 

 9-7 



17. o 

 13.8 

 10. 7 

 10 2 

 10. I 

 9.4 

 9. 2 



14.2 

 12. 2 



O 10. o 



4. 2 



3-6 

 a 2. 9 



SOIL M (hygroscopic COEFFICIENT=3.3. 



INITIAL MOISTURE CONTENT: 



ni, 4.9 PER cent) 



I, 1.7 PER cent; n, 3.7 PER cent; 



3.- 



24. 



48. 



72. 

 96. 



120 



S-4 

 4. 6 

 3-9 

 3-7 

 3-6 

 3.6 

 3-5 



SOIL N (hygroscopic COEFFICIENT=i.6. INITIAL MOISTURE CONTENT: 0.6 PER CENT) 



SOIL O (hygroscopic COEFFiaENT=i.i. INITIAL MOISTURE CONTENT: 0.6 PER CENT) 



SOIL P (hygroscopic C0EFFiaENT = 0.9. INITIAL MOISTURE CONTENT: 0.4 PER CENT) 



o On account of the color of the soil, the advance of the moisture beyond this point could not be followed. 



