Ugolini FC, Dahlgren RA (1987) The mechanism of podzolization as revealed by soil solution studies. pp.195‑203. In D. Righi and A. Chauvel, (eds) Podzols et Podzolisation. AFES et INRA, AFES et INRA, Plaisir et Paris.

Vogt KA, Dahlgren RA, Ugolini FC, Zabowski D, Moore E, Zasoski R (1987) Aluminum, Fe, Ca, Mg, K, Mn, Cu, Zn and P in above- and belowground biomass. I. Concentrations in subalpine Abies amabilis and Tsuga mertensiana. Biogeochemistry 4:277‑294.

Vogt KA, Dahlgren RA, Ugolini FC, Zabowski D, Moore E, Zasoski R (1987) Aluminum, Fe, Ca, Mg, K, Mn, Cu, Zn and P in above- and belowground biomass. II. Pools and circulation in a subalpine Abies amabilis stand. Biogeochemistry 4:295‑311.

Ugolini FC, Dahlgren RA, Shoji S, Ito T (1988) Andosolization and podzolization as revealed by soil solution studies, South-Hakkoda, Northeastern Japan. Soil Sci. 145:111‑125.

Dahlgren RA, Ugolini FC (1989) Aluminum fractionation of soil solutions from unperturbed and tephra-treated Spodosols, Cascade Range, Washington, USA. Soil Sci. Soc. Am. J. 53:559‑566.

Dahlgren RA, Driscoll CT, McAvoy DC (1989) Aluminum precipitation and dissolution rates in Spodosol Bs horizons in the Northeastern USA. Soil Sci. Soc. Am. J. 53:1045-1052.

Dahlgren RA, Ugolini FC (1989) Formation and stability of imogolite in a tephritic Spodosol, Cascade Range, Washington. Geochim. Cosmochim. Acta 53:1897‑1904.

Dahlgren RA, Ugolini FC (1990) The effects of tephra perturbations on soil processes in a tephritic Spodosol, Cascade Range, Washington. Geoderma 45:331‑355.

Dahlgren RA, McAvoy DC, Driscoll CT (1990) Acidification and recovery of a Spodosol Bs horizon from acidic deposition. Environ. Sci. Technol. 24:531‑537.

Ugolini FC, Dahlgren RA, Vogt KA (1990) The genesis of Spodosols and the role of vegetation in the Cascade Range of Washington, USA. pp. 370-380. In J. Kimble and R. Yeck (eds) Proceedings of the ICOMOD-ISCOM Workshop. Academic Press, NY.

Dahlgren RA, Ugolini FC (1991) Distribution and characterization of short-range-order minerals in Spodosols from the Washington Cascades. Geoderma 48:391-413.

Kratz TK, Benson BJ, Blood E, Cunningham G, Dahlgren RA (1991) The influence of landscape position on temporal variability in four North American ecosystems. American Naturalist 138:355-378.

Dahlgren RA, Vogt KA, Ugolini FC (1991) The influence of soil chemistry on fine root aluminum concentrations and root dynamics in a subalpine Spodosol, Washington, USA. Plant Soil 133:117-129.

Dahlgren RA, Singer MJ (1991) Nutrient cycling in managed and unmanaged oak woodland-grass ecosystems. pp. 337-341. In Proceedings of Oak Woodlands and Hardwood Rangeland Management-A Research Symposium. Gen. Tech. Rep. PSW-126. Berkeley, CA. PSW Forest and Range Experiment Station, U.S. Department of Agriculture.

Ugolini FC, Dahlgren RA (1991) Weathering environments and occurrence of imogolite/allophane in selected Spodosols and Andisols. Soil Sci. Soc. Am. J. 55:1166-1171.

Dahlgren RA, Ugolini FC, Shoji S, Ito T, Sletten RS (1991) Soil forming processes in Alic Melanudands under Japanese pampas grass and oak vegetation. Soil Sci. Soc. Am. J. 55:1049-1056.

Dahlgren RA, Marrett DM (1991) Organic carbon sorption in arctic and subalpine Spodosol B horizons. Soil Sci. Soc. Am. J. 55:1382-1390.

Ugolini FC, Dahlgren RA, LaManna J, Nuhn W, Zachara J (1991) Mineralogy and weathering processes in recent and Holocene tephra deposits of the Pacific Northwest, USA. Geoderma 51:277-299.

Tanji K, Ong CGH, Dahlgren RA, Herbel MJ (1992) Evaporite formation in agricultural evaporation ponds. Are evaporite salts environmental hazards? California Agriculture 46:18-21.

Ong CGH, Dahlgren RA, Tanji KK (1992) X-ray diffraction pattern reduction and computer-rendered line peak spectra for mineral analysis. Comput. Geosci. 18:517-529.

Dahlgren RA, Walker WJ (1993) Aluminum release rates from selected Spodosol Bs horizons: effect of pH and solid-phase aluminum pools. Geochim. Cosmochim. Acta 57:57-66.

Dahlgren RA (1993) Comparison of soil solution extraction procedures: effect on solute chemistry. Comm. Soil Sci. Plant Anal. 24:1783-1794.

Shoji S, Nanzyo M, Dahlgren RA (1993) Volcanic Ash Soils - Genesis, Properties and Utilization. Elsevier, Amsterdam. 288 p.

Takahashi T, Dahlgren RA, van Susteren P (1993) Clay mineralogy and chemistry of soils formed in volcanic materials in the xeric moisture regime of northern California. Geoderma 59:131-150.

Dahlgren RA, Driscoll CT (1994) The effect of whole-tree clear-cutting on soil processes in the Hubbard Brook Experimental Forest, New Hampshire, USA. Plant Soil 158:239-262.

Dahlgren RA, Saigusa M (1994) Aluminum release rates from allophanic and nonallophanic Andosols. Soil Sci. Plant Nutr. 40:125-136.

Dahlgren RA (1994) Weathering, soils and paleosols. J. Environ. Qual. 23:389-390.

Dahlgren RA (1994) Soil acidification and nitrogen saturation from weathering of ammonium-bearing rock. Nature 368:838-841. See also News and Views, 368:810.

Dahlgren RA, Walker WJ (1994) Solubility control of KCl extractable aluminum in soils with variable charge. Comm. Soil Sci. Plant Anal. 25:2201-2214.

Dahlgren RA (1994) Weathering environments and the formation of noncrystalline materials in volcanic ash soils. Proceeding of the 15th World Congress of Soil Science. Acapulco, Mexico. 8a:106-115.

Takahashi T, Dahlgren RA, Sase T (1994) Formation of melanic epipedons under forest vegetation in the xeric moisture regime of northern California. Soil Sci. Plant Nutr. 40:617-628.

Yu ZS, Northup RR, Dahlgren RA (1994) Determination of dissolved organic nitrogen using persulfate oxidation and conductimetric quantification of NO3-N. Comm. Soil Sci. Plant Anal. 25:3161-3169.

Gasser U, Dahlgren RA (1994) Solid-phase speciation and surface association of metals in serpentinitic soils. Soil Sci. 158:409-420.

Dahlgren RA (1994) Quantification of allophane and imogolite. pp. 430-451. In J.E. Amonette and L. Zelazny (eds) Quantitative Methods in Soil Mineralogy. Soil Science Society of America. Madison, WI.

Kratz TK, Magnuson JJ, Bayley P, Benson BJ, Berish CW, Bledsoe CS, Blood ER, Bowser CJ, Carpenter SR, Cunningham GL, Dahlgren RA, Frost TM, Halfpenny JC, Hansen JD, Heisey D, Inouye RS, Kaufman DW, McKee A, Yarie J (1995) Temporal and spatial variability as neglected ecosystem properties: lessons learned from 12 North American ecosystems. pp. 359-383. In D.J. Rapport, C.L. Gaudet and P. Calow (eds) Evaluating and Monitoring the Health of Large-Scale Ecosystems. Springer-Verlag, Berlin.

Vogt KA, Vogt DJ, Asbjornsen H, Dahlgren RA (1995) Roots, nutrients and their relationship to spatial patterns. Plant Soil 168-169:113-123.

Takahashi T, Fukuoka T, Dahlgren RA (1995) Aluminum solubility and release rates from soil horizons dominated by aluminum-humus complexes. Soil Sci. Plant Nutr. 41:119-131.

Northup RR, Dahlgren RA, Yu Z (1995) Intraspecific variation of conifer phenolic content on a marine terrace soil acidity gradient; a new interpretation. Plant Soil 171:255-262.

Ong CG, Tanji KK, Dahlgren RA, Smith GR, Quek AF (1995) Water quality and trace element evapoconcentration in evaporation ponds for agricultural waste water disposal. J. Agric. Food Chem. 43:1941-1947.

Northup RR, Yu Z, Dahlgren RA, Vogt KA (1995) Polyphenol control of nitrogen release from pine litter. Nature 377:227-229. See also News and Views, 377:199-200.

Gasser UG, Dahlgren RA, Ludwig C, Lauchli, AE (1995) Release kinetics of surface-associated Mn and Ni in serpentinitic soils: pH effects. Soil Sci. 160:273-280.

Gasser UG, Walker WJ, Dahlgren RA, Borch RS, Burau RG (1996) Lead release from smelter and mine waste impacted materials under simulated gastric conditions and relation to speciation. Environ. Sci. Technol. 30:761-769.

Dahlgren RA (1996) Nutrient cycling in forest ecosystems. and .

Johnson DW, Susfalk RB, Dahlgren RA, Boucher V, Bytnerowicz A (1996) Nutrient fluxes in forests of the eastern Sierra Nevada Mountains, USA: comparison with humid forest systems. Proceedings Air Pollution and Forest Health Conference. Riverside, CA..

Herbel MJ, Tanji KK, Dahlgren RA, Gao S (1996) Acidification of agricultural evaporation ponds: effects on trace element chemistry in sediment/water core microcosms. J. Environ. Qual. 25:732-742.

Shoji S, Nanzyo M, Dahlgren RA, Quantin P (1996) Evaluation and proposed revisions of criteria for Andosols in the World Reference Base for Soil Resources. Soil Sci. 161:604-615.

Gao S, Walker WJ, Dahlgren RA, Bold J (1996) Simultaneous sorption of Cd, Cu, Ni, Zn, Pb, and Cr on soils treated with sewage sludge supernatant. Water Air Soil Pollut. 93:331-345.

Yu Z, Warner J, Dahlgren RA, Casey WH (1996) Reactivity of iodide in volcanic soils and noncrystalline soil constituents. Geochim. Cosmochim. Acta 60:4945-4956.

Ong CG, Herbel MJ, Dahlgren RA, Tanji KK (1997) Trace element contamination of evaporites in hypersaline agricultural evaporation ponds. Environ. Sci. Technol. 31:831-836.

Herbel MJ, Dahlgren RA, Tanji KK, Gao S (1997) Acidification effects on trace element chemistry in agricultural evaporation and sediments. J. Environ. Qual. 26:815-829.

Dahlgren RA, Richards JH, Yu Z (1997) Soil and groundwater chemistry and vegetation distribution in a desert playa, Owens Lake, California. Arid Soil Res. Rehab. 11:221-244.

Parfitt RL, Percival H, Dahlgren RA, Hill LF (1997) Soil and solution chemistry under pasture and radiata pine in New Zealand. Plant Soil 191:279-290.

Dahlgren RA, Boettinger JL, Huntington GL, Amundson RG (1997) Soil development along an elevational transect in the western Sierra Nevada, California. Geoderma 78:207-236.

Dahlgren RA, Dragoo J, Ugolini FC (1997) Weathering of Mt. St. Helens tephra under a cryic/udic climatic regime. Soil Sci. Soc. Am. J. 61:1519-1525.

Dahlgren RA, Singer ML, Huang X (1997) Oak tree and grazing impacts on soil properties and nutrients in a California oak woodland. Biogeochemistry 39:45-64.

Dahlgren RA, Percival HJ, Parfitt RL (1997) Carbon dioxide degassing effects on soil solutions collected by centrifugation. Soil Sci. 162:648-655.

Johnson DW, Susfalk RB, Dahlgren RA (1997) Nutrient fluxes in forests of the eastern Sierra Nevada Mountains, USA. Global Biogeochem. Cycles 11:673-681.

Takahashi T, Dahlgren RA (1998) Possible control of aluminum solubility by 1 M KCl treatment in some soils dominated by aluminum-humus complexes. Soil Sci. Plant Nutr. 44:43-51.

Hobson WA, Dahlgren RA (1998) Soil forming processes in vernal pools of northern California, Chico area. pp. 24-37 In C.W. Witham, E.T. Bauder, D. Belk, W.R. Ferren, Jr. and R. Ornduff (eds) Ecology, Conservation, and Management of Vernal Pool Ecosystems. California Native Plant Society, Sacramento, CA.

Northup RR, Dahlgren RA, McColl JG (1998) Polyphenols as regulators of plant-litter-soil interactions in northern California’s pygmy forest: a positive feedback? Biogeochemistry 42:189-220.

Dahlgren RA (1998) Effects of forest harvest on stream water quality and nitrogen cycling in the Caspar Creek watershed. pp. 45-53. In Conference on Coastal Watersheds - The Caspar Creek Story. Gen. Tech. Rep. PSW-126. USDA, PSW Forest and Range Experiment Station. Berkeley, CA.

Johnson DW, Susfalk RB, Dahlgren RA (1998) Fire is more important than water for nitrogen fluxes in semi-arid forests. Environ. Sci. Policy 1:79-86.

Holloway JM, Dahlgren RA, Hansen B, Casey WH (1998) Contribution of bedrock nitrogen to high nitrate concentrations in streamwater. Nature 395:785-788.

Hobson WA, Dahlgren RA (1998) A quantitative study of pedogenesis in California vernal pool wetlands. pp. 107-127. In M.C. Rabenhorst, J.C. Bell and P.A. McDaniel (eds) Quantifying Soil Hydromorphology. SSSA Special Publication No. 54. Soil Science Society of America, Madison, WI.

Northup RR, Dahlgren RA, Aide TM, Zimmerman JK (1999) Effect of plant polyphenols on nutrient cycling and implications for community structure. pp. 369-380 In Inderjit, K.M.M. Dakshini and C.L. Foy (eds) Principles and Practices in Plant Ecology – Allelochemical Interactions, CRC Press, Boca Raton, FL.

Holloway JM, Dahlgren RA (1999) Geologic nitrogen in terrestrial biogeochemical cycling. Geology 27:567-570.

Dahlgren RA, Ugolini FC, Casey WH (1999) Field weathering rates of Mt. St. Helens tephra. Geochem. Cosmochim. Acta 63:587-598.

Tate KW, Dahlgren RA, Singer MJ, Allen-Diaz B, Atwill ER (1999) Timing, frequency of sampling affect accuracy of water-quality monitoring. California Agriculture 53:44-48.

Yu Z, Dahlgren RA, Northup RR (1999) Evolution of soil properties and plant communities along an extreme edaphic gradient. Eur. J. Soil Biol. 35:31-38.

Yu Z, Dahlgren RA (2000) Evaluation of methods for measuring polyphenols in conifer foliage. J. Chem. Ecol. 26:2119-2140.

Warner JA, Casey WH, Dahlgren RA (2000) Interaction kinetics of I2(aq) with substituted phenols and humic substances. Environ. Sci. Technol. 34:3180-3185.

Lewis D, Singer M, Dahlgren RA, Tate KW (2000) Hydrology in a California oak woodland watershed: a 17-year study. J. Hydrol. 240:106-117.

Hobson WA, Dahlgren RA (2001) Wetland soils of basins and depressions: Case studies of vernal pools. pp. 267-281. In J.L. Richardson and M.J. Vepraskas (eds) Wetland Soils – Genesis, Hydrology, Landscapes, and Classification. Lewis Publishers Boca Raton, FL.

Holloway JM, Dahlgren RA, Casey WH (2001) Nitrogen release from rock and soil under simulated field conditions. Chem. Geol. 174:403-414.

Takahashi T, Dahlgren RA, Theng BKG, Whitton JS, Soma M (2001) Potassium-selective, halloysite-rich soils formed in volcanic materials from northern California. Soil Sci. Soc. Am. J. 65:516-526.

Holloway JM, Dahlgren RA (2001) Seasonal and event-scale variations in solute chemistry for four Sierra Nevada catchments. J. Hydrol. 250:106-121.

Dahlgren RA, Tate KW, Lewis DJ, Atwill ER, Harper JM, Allen-Diaz BH (2001) Watershed research examines rangeland management effects on water quality. California Agriculture 55:64-71.

Johnson DW, Susfalk RB, Dahlgren RA, Caldwell TG, Miller WW (2001) Nutrient fluxes in a snow-dominated, semi-arid forest: spatial and temporal patterns. Biogeochemistry 55:219-245.

Camping TJ, Dahlgren RA, Tate KW, Horwath WR (2002) Changes in soil quality due to grazing and oak tree removal in California oak woodlands. pp. 75-85. In Oaks in California’s changing landscape. USDA Forest Service Gen. Tech. Rep. PSW-GTR-184. Berkeley, CA.

Yu Z, Zhang Q, Kraus TEC, Dahlgren RA, Anastasio C, Zasoski RJ (2002) Contribution of amino compounds to dissolved organic nitrogen in forest soils. Biogeochemistry 61:173-198.

Ryu J, Gao S, Dahlgren RA, Zierenberg RA (2002) Arsenic distribution, speciation and solubility in shallow groundwater of Owens Dry Lake, California. Geochim. Cosmochim. Acta 66:2981-2994.

Lewis DJ, Tate KW, Dahlgren RA, Newell J (2002) Turbidity and total suspended solid concentration dynamics in streamflow from California oak woodland watersheds. pp. 107-118. In Oaks in California’s changing landscape. USDA Forest Service Gen. Tech. Rep. PSW-GTR-184. Berkeley, CA.

Atwill ER, Hou L, Karle BM, Harter T, Tate KW, Dahlgren RA (2002) Transport of Cryptosporidium parvum oocysts through vegetated buffer strips and estimated filtration efficiency. Applied Environ. Microbiology. 68:5517-5527.

Holloway JM, Dahlgren RA (2002) Nitrogen in rock: occurrence and biogeochemical implications. Global Biogeochem. Cycles 16, 1118, doi:10.1029/2002GB001862.

Dahlgren RA, Horwath WR, Tate KW, Camping TJ (2003) Blue oak enhance soil quality in California oak woodlands. California Agriculture 57:42-47.

Ugolini FC, Dahlgren RA (2002) Soil development in volcanic ash. Global Environ. Res. 6:69-81.

Kraus TEC, Yu Z, Preston C, Dahlgren RA, Zasoski RJ (2003) Linking chemical reactivity and protein precipitation to structural characteristics of foliar tannins. J. Chem. Ecology 29:703-730.

Yu Z, Kraus TEC, Dahlgren RA, Horwath WR, Zasoski RJ (2003) Mineral and dissolved organic nitrogen dynamics along a soil acidity-fertility gradient. Soil. Sci. Soc. Am. J. 67:878-888.

Kraus TEC, Dahlgren RA, Zasoski RJ (2003) Tannins in nutrient dynamics of forest ecosystems – a review. Plant Soil. 256:41-66.

Kraus TEC, Zasoski RJ, Dahlgren RA, Horwath WR, Preston CM (2004) Carbon and nitrogen dynamics in a forest soil amended with purified tannins from different plant species. Soil Biol. Biochem. 36:309-321.

Dahlgren RA, Saigusa M, Ugolini FC (2004) The nature, properties and management of volcanic soils. Adv. Agron. 82:113-182.

Kratzer CR, Dileanis PD, Zamora C, Silva S, Kendall C, Bergamaschi BA, Dahlgren RA (2004) Sources and transport of nutrients, organic carbon, and chlorophyll-a in the San Joaquin River upstream of Vernalis, California, during Summer and Fall, 2000 and 2001. USGS Water-Resources Investigations Report 03-4127. 113p.

Kraus TEC, Zasoski RJ, Dahlgren RA (2004) Fertility and pH effects on polyphenol and condensed tannin concentrations in foliage and roots. Plant Soil 262:95-109.

Dahlgren RA, Van Nieuwenhuyse E, Litton G (2004) Transparency tube provides reliable measure of water clarity and suspended solids concentration in California waterways. California Agriculture 58:149-153.

Dahlgren RA, Tate KW, Ahearn DS (2004) Watershed scale, water quality monitoring – water sample collection. pp. 547-564. In R.D. Down and J.H. Lehr (eds) Environmental Instrumentation and Analysis Handbook. John Wiley and Son, NY.

Ahearn DS, Sheibley RW, Dahlgren RA, Keller KE (2004) Temporal dynamics of stream water chemistry in the last free-flowing river draining the Sierra Nevada, California. J. Hydrol. 295:47-63.

Ryu J, Dahlgren RA, Gao S, Tanji K (2004) Characterization of redox processes in shallow groundwater of Owens Dry Lake, California. Environ. Sci. Technol. 38:5950-5957.

Carleton CJ, Dahlgren RA, Tate KW (2005) A relational database for the monitoring and analysis of watershed hydrologic functions: I. Database design and pertinent queries. Comput. Geosci. 31:393-402.

Carleton CJ, Dahlgren RA, Tate KW (2005) A relational database for the monitoring and analysis of watershed hydrologic functions: I. Data manipulation and retrieval programs. Comput. Geosci. 31:403-413.

Chow AT Guo R, Gao S, Breuer R, Dahlgren RA (2005) Filter pore size selection for characterizing dissolved organic carbon and trihalomethane precursors from soils. Water Res. 39:1255-1264.

Ahearn DS, Sheibley RW, Dahlgren RA (2005) Effect of river regulation on water quality in the Sierra Nevada, California. River Res. Appl. 21:651-670.

Dahlgren RA (2005) Geologic nitrogen as a source of soil acidity. Soil Sci. Plant Nutr. 51:719-723.

Curtis MJ, Kleiner WA, Claassen VP, Dahlgren RA (2005) Differences in a composted animal waste and straw mixture as a function of three compost methods. Compost Sci. 13:98-107.

Parfitt RL, Ross DJ, Coomes DA, Richardson SJ, Smale MC, Dahlgren RA (2005) N and P in New Zealand chronosequences and relationships with foliar N and P. Biogeochemistry 75:305-328.

Ahearn DS, Sheibley RW, Dahlgren RA, Anderson M, Johnson J (2005) Land use and land cover influence on water quality in the last free-flowing river draining the western Sierra Nevada, California. J. Hydrol. 313:234-247.

Dahlgren RA (2005) Early stage transformation of 2:1 layer silicates in pyroclastic deposits from the 1980 eruption of Mt. St. Helens. J. Integrated Field Science 2:5-12.

Ahearn DS, Dahlgren RA (2005) Sediment and nutrient dynamics following a low-head dam removal, Murphy Creek, California. Limnol. Oceanogr. 50:1752-1762.

Chow AT, Gao S, Dahlgren RA. (2005) Physical and chemical fractionation of dissolved organic matter and THM precursors: a review. J. Wat. Suppl: Res & Tech – AQUA. 54:475-508.

Dahlgren RA (2005) Biogeochemical processes in soils and ecosystems: from landscape to molecular scale. J. Geochem. Explor. 88:186-189.

Chow AT, Tanji KK, Gao S, Dahlgren RA (2006) Temperature, water content and wet-dry cycle effects on DOC production and carbon mineralization in agricultural peat soils. Soil Biol. Biochem. 38:477-488.

Rains MC, Fogg GE, Harter T, Dahlgren RA, Williamson RJ (2006) The role of perched aquifers in hydrological connectivity and biogeochemical processes in vernal pool landscapes. Hydrol. Process. 20:1157-1175.

Ryu J, Zierenberg RA, Dahlgren RA, Gao S (2006) Sulfur biogeochemistry and isotopic fractionation in shallow groundwater of Owens Dry Lake, California. Chem. Geol. 229:257-272.

Ahearn DS, Viers JH, Mount JF, Dahlgren RA (2006) Priming the productivity pump: flood pulse driven trends in suspended algal biomass distribution across a restored floodplain. Freshw. Biol. 51:1417-1433.

Dahlgren RA (2006) Soil phases: the liquid phase pp. 57-74. In, Soils: Basic Concepts and Future Challenges. G. Certini and R. Scalenghe (eds.) Cambridge University Press.

Volkmar EC, Dahlgren RA (2006) Biological oxygen demand dynamics in the San Joaquin River, California. Environ. Sci. Technol. 40:5653-5660.

Sheibley RW, Ahearn DS, Dahlgren RA (2006) Nitrate loss from a restored floodplain in the lower Cosumnes River, California. Hydrobiologia. 571:261-272

Lewis DJ, Singer MJ, Dahlgren RA, Tate KW (2006) Nitrate and sediment fluxes from a California rangeland watershed. J. Environ. Qual. 35:2202-2211.

Dahlgren, R.A. 2006. California Water: From the Sierra to the Sea. (16 minute DVD). Department of Land, Air and Water Resources, University of California, Davis.

Henson SS, Ahearn DS, Dahlgren RA, Van Nieuwenhuyse E, Tate KW, Fleenor WE (2007) Water quality response to a pulsed-flow event on the Mokelumne River, California. River Res. Appl. 23:185-200.

Rasmussen C, Matsuyama N, Dahlgren RA, Southard RJ, Brauer N (2007) Soil genesis and mineral transformation across an environmental gradient on andesitic lahar in California. Soil Sci. Soc. Am. J. 71:225-237.

O’Geen A.T. and R.A. Dahlgren. 2007. California Soils. pp. 71-106. In, M. Barbour (ed) Terrestrial Vegetation of California, 3rd ed., University of California Press, Berkeley, CA.

O’Geen A.T., J.J. Maynard and R.A. Dahlgren. 2007. Efficacy of constructed wetlands to mitigate non-point source pollution from irrigation tailwaters in the San Joaquin Valley, California, USA. Water Science & Technology 55:55-61.

Stubblefield, A.P., J.E. Reuter, R.A. Dahlgren and C.R. Goldman. 2007. Use of turbidometry to quantify suspended sediment and phosphorous fluxes in the Lake Tahoe basin. Hydrol. Process. 21:281-291.

Dahlgren RA (2007) Acid deposition effects on soil. pp. 2-7. In, W. Chesworth (ed) Encyclopedia of Soil Science and Technology. Kluwer Academic Publishers, the Netherlands

Ohte N, Dahlgren RA, Silva SR, Kendall C, Kratzer CR, Doctor DH (2007) Sources and transport of algae and nutrient in a California river in a semi-arid climate. Freshwater Biology 52:2476-2493. doi:10.1111/j.1365-2427.2007.01849.x

Gao S, Tanji KK, Dahlgren RA, Ryu J, Herbel MH, Higashi RM (2007) Chemical status of selenium in evaporation basins fro disposal of agricultural drainage. Chemosphere 69:585-594.

Chow AT, Dahlgren RA, Harrison J (2007) Watershed sources of disinfection by-product precursors in the Sacramento and San Joaquin Rivers, California. Environ. Sci. Technol. 41:7645-7652. DOI: 10.1021/es070621t.

Spencer RGM, Pellerin BA, Bergamaschi BA, Downing BD, Kraus TEC, Smart DR, Dahlgren RA, Hernes PJ (2007) Diurnal variability in riverine dissolved organic matter composition determined by in-situ optical measurement, San Joaquin River, California. Hydrol. Process. 21:3181-3189.

Knox AK, Tate KW, Dahlgren RA, Atwill ER (2007) Wetland filters, irrigation and grazing management can reduce E. coli concentrations in pasture runoff. California Agric. 61:159-165.

Knox AK, Dahlgren RA, Tate KW, Atwill ER (2008) Efficacy of flow-through wetlands to retain nutrient, sediment and microbial pollutants. Journal of Environmental Quality 37:1837-1846.

Rains MC, Dahlgren RA Fogg GE, Harter T, Williamson RJ (2008) Geological control of physical and chemical hydrology in vernal pool wetlands, Central Valley, California. Wetlands 28:347-362.

O'Geen AT, Hobson WA, Dahlgren RA, Kelley DB (2008) Evaluation of soil properties and hydric soil indicators for vernal pool catenas in California. Soil Science Society of America Journal 72:727-740.

Diaz, FJ, Chow AT, O’Geen AT, Dahlgren RA, Wong PK (2008) Restored wetlands as a source of disinfection byproduct precursors. Environmental Science and Technology. 42:5992-5997. DOI: 10.1021/es800781n

Pellerin BA, Downing BD, Kendall C, Dahlgren RA, Kraus TE, Saraceno J, Spencer RGM, Bergamaschi BA (2009) Assessing the sources and magnitude of diurnal nitrate variability in the San Joaquin River (California) with an in situ optical nitrate sensor and dual nitrate isotopes. Freshwater Biology 54:376-387. dio:10.1111/j.1365-2427.2008.02111.x

Lee ST, Lee YH, Heo JY, Hong KP, Dahlgren RA, Heo JS (2008) The growth characteristics and germanium uptake by water celery in soil treated with germanium. Korean Journal of Environmental Agriculture. 27:185-190.

Chow AT, Dahlgren RA, Zhang Q, Wong PK (2008) Relationship between specific ultraviolet absorbance and trihalomethane precursors of different carbon sources. Journal of Water Supply: Research and Technology – AQUA. 57:471-480.

Maynard J, O’Geen AT, Dahlgren RA (2009) Bioavailability and fate of phosphorus in constructed wetlands receiving agricultural runoff in the San Joaquin Valley, California. Journal of Environmental Quality 38:360-372.

Stringfellow W, Herr J, Litton G, Brunell M, Borglin S, Hanlon J, Chen C, Graham J, Burks R, Dahlgren R, Kendall C, Brown R, Quinn N (2009) Investigation of river eutrophication as part of a low dissolved oxygen total maximum daily load implementation. Water Science & Technology 59:9–14.

Chen T, Liu X, Li X, Zhao K, Zhang J, Xu J, Shi J, Dahlgren RA (2009) Heavy metal sources identification and sampling uncertainty analysis in a field-scale vegetable soil of Hangzhou, China. Environmental Pollution 157:1003-10110.

Chow AT, Dahlgren RA, O’Geen AT (2008) Spatial and temporal variation of dissolved organic carbon in the Sacramento and San Joaquin River watersheds. pp. 235-250. In, M.N. Gallo and M.H. Ferrari (ed) River Pollution Research Progress, Nova Publishers.

Maynard J, O’Geen AT, Dahlgren RA (2009) Spatial relationships of phosphorus sorption in a seasonally saturated constructed wetland soil. Soil Science Society of America Journal 73:1741-1753.

Brauer N, O’Geen AT, Dahlgren RA (2009) Temporal variability in water quality of agricultural tailwaters: Implications for water quality monitoring. Agricultural Water Management 96:1001-1009.

Johnson DW, Miller WW, Susfalk RB, Dahlgren RA, Murphy JD, Glass DW (2009) Biogeochemical cycling in forest soils of the Eastern Sierra Nevada Mountains, USA. Forest Ecology and Management 258:2249-2260.

Diaz FJ, Rasmussen C, O’Geen AT, Dahlgren RA (2010) Pedogenesis along a biothermal gradient in a geothermal region of the Southern Cascades, California. Geoderma 154: 495-507.

Chow AT, Lee ST, O’Geen AT, Orozco T, Beaudette D, Wong PK, Hernes PJ, Tate KW, Dahlgren RA (2009) Litter contributions to dissolved organic matter and disinfection byproduct precursors in California oak woodland watersheds. Journal of Environmental Quality 38:2334-2343.

Sobota DJ, Harrison JA, Dahlgren RA (2009) Influences of climate, hydrology, and land use on input and export of nitrogen in California watersheds. Biogeochemistry 94:43–62.

Diaz FJ, Chow AT, O’Geen AT, Dahlgren RA, Wong PK (2009) Effect of constructed wetlands receiving agricultural return flows on disinfection byproduct precursors. Water Research 43:2750-2760.

Jones DL, Kielland K, Sinclair FL, Dahlgren RA, Newsham KK, Farrar JF, Murphy DV (2009) Soil organic nitrogen mineralization across a global latitudinal gradient. Global Biogeochemical Cycles 23: GB1016, doi:10.1029/2008GB003250

Chen D, Lu J, Shen Y, Dahlgren RA, Jin S (2009) Estimation of critical nutrient amounts based on input-output analysis in an agriculture watershed of eastern China. Agriculture, Ecosystems and Environment 134:159-167.

Zhang X, Liu X, Zhang MA, Dahlgren RA, Eitzel M (2009) Mitigation efficacy of vegetated buffers in reducing non-point source pollution: A review. Journal of Environmental Quality 39:76-84.

Rasmussen C, Dahlgren RA, Southard RJ (2010) Basalt weathering and pedogenesis across an environmental gradient in the southern Cascade Range, California USA. Geoderma 154: 473-485.

O’Geen AT, Dahlgren RA, Swarowsky A, Tate KW, Lewis DJ, Singer JM (2009) Connecting soil hydrology and stream water chemistry in California oak woodlands. California Agriculture (in press).