1919] 



Pendleton: A Study of Soil Types 





Sample 

 1 

 2 

 5 

 6 

 Average 



A 

 0.86 

 0.51 

 0.56 

 0.51 

 0.61 



Table 38 — Nitrification — Percentages of Nitrogen Nitrified 



Diablo Clay Adobe 



Soil nitrogen and Soil nitro Soil nitrogen 



Soil nitrogen ammonium sulfate and dried bl I eed meal 



* — v * ^ , » > , ' , 



B C ABC ABC ABO 



0.30 0.33 3.65 0.57 0.25 0.63 0.02 2.50 



0.49 2.58 1.06 L.22 3.77 0.12 



0.56 3.02 0.39 0.51 0.06 2.12 0.6] 



1.63 1.23 2.88 2.08 0.84 0.87 0.35 0.01 3.26 2.32 0.27 



0.74 0.52 3.03 1.02 0.36 0.81 0.10 0.0] 2.9] 0.76 0.09 



Table 39 — Nitrification 



Altamont Clay Loam 



Table 40 — Nitrification — Percentages of Nitrogen Nitrified 



Attention t Clay Loam 



Soil nitrogen and 

 ammonium sulfate 



s.iil nitrogen 



and dried blood 



a 



A 



0.32 

 0.68 

 0.12 

 0.37 



B 



Soil ii it r. >^.-ti and 



■ onseed meal 



