Sort By:
  1. The effects of calcium and magnesium carbonates on some biological transformations of nitrogen in soils,
    By: Kelley, W. P. (Walter Pearson),
    Publication info: Berkeley,University of California Press[1912]
    Holding Institution: University of California, Davis Libraries (archive.org)
    Subjects: Carbonates  Nitrification  Soil microbiology  
    View Book