14 



MASS. EXPERIMENT STATION BULLETIN 333 



Table 8. — Percentages of Nitrogen and Organic Matter 

 Surface Soil, Depth 8 Inches 



Plot 



Supblot 



1924 



Nitrogen 



1927 1931 



1934 



Organic Matter 



1924 1927 1931 



10 



West Legume 13 



West Nonlegume 14 



East Legume 13 



East Nonlegume 15 



West Legume 15 



West Nonlegume 14 



East Legume 14 



East Nonlegume 14 



West Legume 15 



West Nonlegume 12 



East Legume 13 



East Nonlegume 13 



West Legume 12 



West Nonlegume 13 



East Legume 13 



East Nonlegume 16 



West Legume 12 



West Nonlegume 13 



East Legume 14 



East Nonlegume 13 



West Legume 13 



West Nonlegume 16 



East Legume 15 



East Nonlegume 18 



Table 9. — Ratios of Nitrogen to Organic Matter 

 Surface Soil, Depth 8 Inches 



Plot 



Subplot 



1924 



5 Legume 1:26.4 



5 Nonlegume 1:26.4 



6 Legume 1:23.3 



6 Nonlegume 1:25.7 



7 Legume 1:23.8 



7 Nonlegume 1:29.5 



8 Legume 1:25.3 



8 Nonlegume 1:25.3 



9 Legume 1:24.6 



9 Nonlegume 1:27.2 



10 Legume 1:25.0 



10 Nonlegume 1:23.4 



