Associate Professor - Unsaturated Flow

Mailing Address:

Department of Crop and Soil Science
3017 Agricultural and Life Science Building
Oregon State University
Corvallis, OR 97331

Office: Agricultural and Life Science 3135
Phone: 541-737-5739
Fax: 541-737-5725
E-Mail:

Department Website: Department of Crop and Soil Science
Vita: Short

Education:

Ph.D.	1999	Hydrogeology	University of Nevada, Reno
M.S.	1984	Geophysics and Space Physics	University of California, Los Angeles
B.S.	1980	Physics	California Polytechnic Univeristy, Pomona

Current Work Focus: Physical mechanisms involved in mass and energy transport in highly heterogeneous and fractured porous media.

Graduate Students:

• Grover, Deeksha
• Ochiai, Naoyuki

Projects:

• Aquifer Salinization
• Vadose Zone Fractures
• Sudden Oak Death
• High-resolution Cesium Magnetometer Surveys to Locate Agricultural Drain Tiles
• Hydrophobicity of Quincy soil
• ORE00118 Investigation of Non-Darcian Transport Mechanisms Affecting Movement of Chemicals from Agricultural Operations>

Publications:

* indicates graduate student

Burns, E. R.(*), M. I. Dragila, J. S. Selker, R. B. Guenther, J-Y. Parlange, N. Weisbrod, Correction of the Buckingham–Darcy Law for flow of high strength salts in variably saturated porous media, Advances in Water Resources, 30(3), 2007, 469-482

Kizito F. (*), M. Sene, M.I. Dragila, A. Lufafa, I. Diedhiou, E. Dossa, R. Cuenca, J. Selker, R.P. Dick (2007) Soil water balance of annual crop–native shrub systems in Senegal’s Peanut Basin: The missing link, Agricultural Water Management 90, 137-148

Kizito, F(*)., M. I. Dragila, M. Sène, A. Lufafa, I. Diedhiou, R. P. Dick, J. S. Selker, E. Dossa, M. Khouma, A. Badiane, S. Ndiaye. 2006. Seasonal soil water variation and root patterns between two semi-arid shrubs co-existing with Pearl millet in Senegal, West Africa, Journal of Arid Environments, 67(3), 436-455, 10.1016/j.jaridenv.2006.02.021

Weisbrod N., M.I. Dragila, Cooper, C., M. Pildersorf, C. Graham, Evaporation From Fractures Exposed at the Land Surface: Impact of Gas-Phase Convection on Salt Accumulation, in AGU Monograph Dynamics of Fluids and Transport in Fractured Rock, December 2005

*Cassidy, J., and M. I. Dragila, Characteristics of Amino-G tracer in Woodburn silty clay loam soil, submitted to Soils Science Society of America Journal, July 2004.

*Rogers, M., J. *Cassidy, and M. I. Dragila, High-resolution cesium magnetometer surveys to locate agricultural drain tiles, submitted to Applied Engineering in Agriculture, April 2004.

Dragila, M. I., and N. Weisbrod, Flow in rivulet corners, Vadose Zone Journal, November 2004.

Dragila, M. I., and N. Weisbrod, Parameters affecting fluid dynamics in large aperture fractures, Advances in Water Resources, 26(12) 2003.

Dragila, M. I., and N. Weisbrod, Fluid motion through an unsaturated fracture junction, Water Resources Research, 40(2) 2004.

Grace W. Su, John R. Nimmo, and Maria I. Dragila, Effect of isolated fractures on accelerated flow in the unsaturated zone, Water Resources Research, 39(12) 2003.

Dragila, M. I. and S. W. Wheatcraft, Free-Surface Films, Ch. 7, in Conceptual Models of Flow and Transport in the Fractured Vadose Zone, National Academy of Sciences, National Academy of Sciences, National Academy Press, Washington DC.

Dragila, M. I., S. W. Wheatcraft and J. C. Long, Soliton flow in fractured vadose, in process of being submitted to Nature.

Dragila, M. I., A New Theory for Transport in Unsaturated Fractures: Free Surface Film Flows, University of Nevada, Reno, Dissertation, 1999

Dragila, M. I. and Stephen W. Wheatcraft, Chaotic dynamics in unsaturated fracture flow, (Abstract), Geological Society of America Meeting, 1997

Etchegaray, M. I., Preliminary Scientific Rationale for a Voyage to a Thousand Astronomical Units, NASA, Jet Propulsion Laboratory, JPL Publication #87-17, May 15, 1987

Etchegaray, M. I., A. E. Metzger, E. L. Haines and B. R. Hawke, Thorium concentrations in the lunar surface: IV. Deconvolution of the Mare Imbrium, Aristarchus, and adjacent regions, Proc. Lunar and Planetary Conference, 13th, Journal of Geophysical Research, 88, A529-A543, 1983

Metzger, A. E., M. I. Etchegaray, and E. L. Haines, Thorium concentration in the lunar surface: V. Deconvolution of the central highlands region, Proc. Lunar and Planetary Science Conference, 12th, 751-766, 1981

Metzger, A. E., E. L. Haines and M. I. Etchegaray, Thorium concentrations in the lunar surface: III. Deconvolution of the Central Highlands region, Proc. Lunar and Planetary Science Conference, 10th, 1701-1718, 1979

Haines, E. L., M. I. Etchegaray and A. E. Metzger, Thorium concentrations in the lunar surface: II. Deconvolution modeling and its applications to the regions of Aristarchus and Mare Smith, Proc. Lunar and Planetary Science Conference, 9th, 2985-3031, 1978

Courses Taught:

• CSS 335. Introduction to Water Science and Policy
• CSS 535. Soil Physics
• CSS 536. Vadoze Zone Hydrology Laboratory
• CSS 599. Critical Review of Soil Processes (Soil Processes Journal Club)

Professional Experience:

Academic Employment

Professional Employment (non-Academic)