Quantitative relationships of carbon, phosphorus, and nitrogen in soils 
Published: 1910
Place of publication: [Urbana
Language: eng
Number of pages: 127
Subjects: Soils -- Analysis
Notes: Bibliography: p. 123-127.
Thesis (PH. D.)--Univ. of Illinois.
Cover-title.
"Published by the University of Illinois Agricultural Experiment Station Bulletin no. 145."