- Archief2023.2 - Dr. Paul Sanborn fonds
- Reeks2023.2.2 - Research projects
- Deelreeks2023.2.2.1 - Forest soil sulphur research
- 2023.2.2.1.2 - Cluculz retrospective study (E.P. 886.10)
- Stuk2023.2.2.1.2.1 - Extension Note 71: "Sulphur deficiencies in lodgepole pine: occurrence, diagnosis, and treatment"
- Stuk2023.2.2.1.2.2 - Cluculz Creek Fertilization Research Site
- Bestanddeel2023.2.2.1.2.3 - Data for Cluculz retrospective study (E.P. 886.10)