| 19th World Congress of Soil Science Soil Solutions for a Changing World, Brisbane, Australia 1 – 6 August 2010 |
| Ubalde Josep Miquel | How soil forming processes determine viticultural zoning in Catalonia, Spain | Symposium 1.4.2 |
| Uchiyama Tomoji | Short-term effect of organic materials application on properties of agricultural soils in urban areas, Osaka Prefecture in Japan | Symposium 3.1.2 |
| Udawatta Ranjith | 3-D pore geometry as a function of rock weathering: a CT-analysis | Symposium 2.1.2 |
| Udawatta Ranjith | Microbial resilience as influenced by an herbicide in soils from native prairie, CRP, and row crop management | Symposium 2.3.1 |
| Uddin Md. Kamal | Nutrient uptake responses of tropical turfgrass species to salinity stress | Symposium 1.1.2 |
| Uddin Md. Kamal | Effect of salinity on tropical turfgrass species | Working Group 3.4 |
| Ultra Venecio | Contribution of arbuscular mycorrhiza inoculation on the growth and phosphorus nutrition of jatropha (Jatropha curcas) in degraded upland soils of Samar, Philippines | Symposium 3.3.1 |
| Umali Beng | DEM and terrain analysis to predict spatial pattern of SOC | Symposium 1.5.2 |
| Usman Muhammad | Transformation of soil iron minerals under static batch and flow through conditions: application for soil remediation | Symposium 2.4.2 |
| Uteseny Karoline | Distribution patterns of Collembola affected by extensive grazing in different vegetation types | Symposium 4.3.1 |