1. Nitrogen total;Bremner,1982
2. Enzyme activity in soil: location and a possible role in microbial ecology;Burns;Soil Biology & Biochemistry,1982
3. Interaction of enzymes with soil mineral and organic colloids;Burns,1986
4. Stability of immobilized phosphatases in soil;Burns;Society for General Microbiology: Quarterly,1985
5. Concerning the location and the persistence of soil urease;Burns,1972