• Comparative diversity of ammonia oxidizer 16S rRNA gene sequences in native, tilled, and successional soils 

        Author(s):Kowalchuk, George A.; Bruns, Mary Ann; Stephen, John R.; Paul, Eldor A.; Prosser, James I.
        Date Issued:1999-07
        Format:born digital; articles
        Autotrophic ammonia oxidizer (AAO) populations in soils from native, tilled, and successional treatments at the Kellogg Biological Station Long-Term Ecological Research site in southwestern Michigan were compared to assess ...
      • Gaseous nitrogen losses from cropped and summer-fallowed soils 

        Author(s):Aulakh, M. S.; Rennie, D. A.; Paul, E. A.
        Date Issued:1982-02
        Format:born digital; articles
        A study designed to assess gaseous losses of N as N2O and N2 from soils of conventional till fields seeded to wheat in the Chernozemic soil region of Saskatchewan, together with limited supporting laboratory investigations, ...