Archived Publications

Fish Habitat Response to Streamflow Augmentation in Support of Salmon Recovery in the Russian River Basin  Ted Grantham

Optical and Thermal Remote Sensing of Turfgrass Response to Different Deficit Irrigation Strategies in Central and Southern California  Amir Haghverdi

Habitat Restoration Impacts on Salmon and Water Management in California  Eric Palkovacs

Groundwater Dynamics in Sacramento Aquifers Following California’s Historic Drought Amelia Vankeuren

The Influence of Incubation Temperature on Aerobic Swimming Performance of Juvenile Salmonids  Amanda Banet

Development of a field-based approach to estimate soil N mineralization for field-specific fertilizer N adjustments Daniel Geisseler

Debris flow and debris basin management impacts on water quality  Andrew Gray

Soil Survey Decision Support Tools for Water Resources Sustainability and Agricultural Productivity Anthony O'Geen, 2016CA366B

Hydraulic fracturing and water resources in California: Evaluating the emerging regulatory framework Brent Haddad, 2014CA323B

Characterizing the Impact of Salton Sea Water Management and Restoration Practices on Regional Air Quality Roya Bahreini, 2015CA335B

Quantifying methylmercury loads from California rice fields Bruce Linquist, 2015CA338B

Using Soil Exopolysaccharides (EPS) to make California grapes more drought-adapted Joseph Blankinship, 2016CA358B

Explaining Current and Future Trends in Adoption by California Municipalities and Counties of Policies Limiting or Banning High-Volume Hydraulic Fracturing Gwen Arnold, 2016CA359B

Assessing Environmental Justice Impacts and Social Learning of Integrated Regional Water Management Planning Jonathon London, 2014CA325B

Sorghum as a low-input crop for bioenergy, food and feed in California Jeffrey Dahlberg, 2015CA340B

Optimizing efficiencies and economics of solid-set subsurface drip and overhead mechanized systems with flat-planted cropping systems Jeff Mitchell, 2015CA344B

Effect of forest management on water yields and other ecosystem services in Sierra Nevada forests Kevin O'Hara, 2012CA292B

Evaluation of Surface Water Quality on Soil Leaching Fraction and Alfalfa Yield in the Delta Michelle Leinfelder Miles, 2013CA309B

Minimizing Hexavalent Chromium in Californian Water: Understanding Hiding Reaction Pathways in Drinking Water and Reinventing Treatment Process Haizhou Liu, 2014CA322B

Balancing salmon populations, aquatic biodiversity, and water resource needs during drought in coastal California Stephanie Carlson, 2014CA324B

Enhancing Groundwater Recharge through Distributed Stormwater Capture Andrew Fisher, 2013CA307B

Online Irrigation and Nitrogen Management Tool for Vegetables Michael Cahn, 2013CA308B

Assessing Water Quality & Conservation Attitudes in a Low-Income Multi-Ethnic, Urban California Community Leigh Taylor Johnson, 2013CA310B

Effects of Application of Winery Wastewater on Soil, Grape Nutrition, and Juice and Wine Quality Anita Oberholster, 2013CA313B

Outreach and Extension Programs for Co-management of Food Safety and Ecosystem Services in Fresh Produce Mary Bianchi, 2012CA293B

Spatial Analysis of Irrigation Efficiencies for the Sate of California Samuel Sandoval Solis, 2012CA295B

Creek Carbon - Dynamics of Carbon and Nitrogen in Restored Mediterranean Riparian Zones David Lewis, 2012CA294B

Improving aquifer storage recovery operation to reduce nutrient load and benefit water supply Andrew Fisher, Marc Los Huertos, Charles Geoffrey Wheat, 2007CA195G

Optimizing efficiencies and economics of solid-set subsurface drip and overhead mechanized systems with flat-planted cropping systems Jeff Mitchell, 2011CA274B

An Advisory Service for Optimum Irrigation Scheduling in California Allan Fulton, 2010CA264B

Irrigating citrus with reclaimed municipal wastewater Christopher Amrhein, 2010CA263B

Velocity Contour Weighting Method for Increased Accuracy of Upward Looking ADVM in Irrigation Channels Brett Franklin Sanders, 2010CA265B

Climate Variability of the Sierra Nevada Over the Last Millennium: Reconstructions from Annually Laminated Sediments in Swamp Lake, Yosemite National Park, CA Daniel Cayan and Christopher Charles, WR-1017

Simulating and understanding variability in runoff from the Sierra Nevada Alex Hall, WR-1024

Integrated regional water management: collaboration or water politics as usual? Mark Lubell and Lucas Lippert, WR-1021

Investigation of Groundwater Flow in Foothill and Mountain regions using Heat Flow measurements Graham E. Fogg and James C. Trask, WR-1006

Predicting the Impacts of Urbanization on Basin-scale Runoff and nfiltration in Semi-arid Regions Terri S. Hogue, WR-1007

Evaluating the use of marine-derived nitrogen in riparian tree rings as an indicator of historical nutrient flux and salmon abundance Joseph D. Kiernan and Michael L. Johnson, W-978 

Maintenance and Dissemination of a Water Transfer Data Base for 12 Western States, 1987-2008 Gary Libecap, WR-1023

Pyrethroid pesticide transport into Monterey Bay through riverine suspended solids Charlene M. Ng and Donald P. Weston, WR-1018

Enforcement-driven financing of water quality in California: The case of supplemental environmental projects Daniel Press, Pete Holloran, and Brian Petersen, WR-1022

Control of mercury methylation in wetlands through iron addition David L. Sedlak and Patrick D. Ulrich, WR-1012

Inter-relationships between the spawning migration of Eagle Lake rainbow trout, streamflow, snowpack, and air temperature Lisa C. Thompson, WR-1014

Assessing the Effectiveness of California's Underground Storage Tank Annual Inspection Rate Requirements W. Bowman Cutter, WR-1019

Investigating the Role of Nitrogen Fixation and Denitrification in Ameliorating Deteriorating Water Quality in a Highly Eutrophic Southern California Estuary Peggy Fong, W-1000

Determining factors for Eurasian watermilfoil (M. spicatum) spread in and around Lake Tahoe, CA-NV Bruce Kendall and Sally MacIntyre, WR-1010

Nutrient deposition and alteration of food web structure in high-elevation lakes of the Sierra Nevada: response by microbial communities Craig E. Nelson, Craig A. Carlson, and John M. Melack, W-988

Investigating the Role of Large Woody Materials to Aid River Rehabilitation in a Regulated California River Gregory Pasternack and Anne E. Senter, WR-1011

Plant Water Use in Owens Valley, CA: Understanding the Influence of Climate and Depth to Groundwater Diane E. Pataki, WR-997

Impacts of Ethanol on Anaerobic Production of Tert-Butyl Alcohol (TBA) from Methyl Tert-Butyl Ether (MTBE) in Groundwater K.M. Scow and Douglas MacKay, W-1002

Monitoring and Modeling Non-Point Source Contributions of Host-Specific Fecal Contaminationin San Pablo Bay Stefan Wuertz, Fabián A. Bombardelli, Kwanrawee Sirikanchana, et al., WR-1015

NDMA Formation during Chlorination and Chloramination of Aqueous Diuron Solutions Thomas M. Young, W-1001

Influence of Nutrient Loading on the Invasion of an Alien Plant Species, Giant Reed (Arundo donax), in Southern California Riparian Ecosystems Richard F. Ambrose and Philip W. Rundel, W-960 

Economic Incentives and Policies to Improve Quality in a Binational Coastal Watershed Linda M. Fernandez, W-959

Ecohydrologic Effects of Stream Restoration Jeffrey F. Mount and Christopher T. Hammersmark, W-995

Quantifying sediment resuspension linkages to nutrient enrichment in the existing and future Salton Sea S. Geoffrey Schladow, Wm. E. Fleenor, Fabián A. Bombardelli, and Eu Gene Chung, W-998

Option Markets for Water in California: Effective Management of Water Supply Risk Jeffrey Williams, W-994

Hydrological Regimes, Pond Morphology, and Habitat Use: Predicting the Impact of an Emerging Aquatic Pathogen Cheryl J. Briggs, W-977

Structure and Seasonal Changes of Nematode Communities from Vernal Pools (Santa Rosa Plateau) Paul De Ley, W-964 

Development of Biosensors for Real Time Analysis of Perchlorate in Water William T. Frankenberger, Jr., Benedict C. Okeke, and Quan Jason Cheng, W-985 

Pyrethroid insecticides in nursery runoff: Transport and impact on aquatic invertebrates Jay J. Gan, W-968

Development of a decadal-scale estuarine geomorphic model for Suisun Bay, California: calibration, validation, and idealized time-stepping Neil K. Ganju, David H. Schoellhamer, and Bassam A. Younis, W-991

Non-native fish in mountain lakes: Effects on a declining amphibian and ecosystem subsidy  Sharon P. Lawler and Karen L. Pope, W-987

Feasibility of Snowpack Characterization Using Remote Sensing and Advanced Data Assimilation Techniques Steven A. Margulis, W-980

Do constructed flow through wetlands improve water quality in the San Joaquin River? Anthony T. O'Geen, W-990 

Future regional climate change in the ten hydrologic regions of California: A climate modeling investigation Lisa C. Sloan, W-982

California-2100: Assessing Future Water Resources over California Bryan C. Weare, W-993

Modeling and Optimization of Seawater Intrusion Barriers in Southern California Coastal Plain William W-G. Yeh and Ben Bray, W-983

Experimental Determinations of Henry's Law Constants of Polybrominated Diphenyl Ethers (PBDEs) to Evaluate Exposure to Aquatic Biota M. Judith Charles and Hugo Destaillats, W-961

Nature of Flow and Gas Dynamics Below Spreading Pond Jordan F. Clark, Dror Avisar, and G. Bryant Hudson, W-962

Cryptosporidium in Bivalves as Indicators of Fecal Pollution in the California Coastal Ecosystem Patricia A. Conrad, Edward R. Atwill, Ian A. Gardner, Melissa Miller, Christian Leutenegger, Kristen D. Arkush, David Jessup, and Woutrina Miller, W-963

Use of remote sensing to link watershed land use change and wetland vegetation response in a California coastal watershed N. Maggi Kelly and Kristin B. Byrd, W-969

Use of bioassays to assess the water quality of wastewater treatment plants for the occurrence of estrogens and androgens Daniel Schlenk, W-971

Virus, phosphorus, and nitrogen removal in onsite wastewater treatment processes Jeannie L. Darby and Harold Leverenz, W-953

Negotiating contentious claims to water : shifting institutional dynamics for the allocation of water between the Eel and Russian river basins J. Keith Gilless and Ruth Langridge, W-941 

Long-term nitrate leaching below the root zone in California tree fruit orchards Thomas Harter, William R. Horwath, Jan W. Hopmans, Michelle Denton, and Yuksel S. Onsoy. W-919

Emplacement and release of brines from subsurface James R. Hunt and Tracey C. Flowers, W-957 

Is urban runoff a source of human pathogenic viruses to recreational beach waters? Sunny Jiang, W-943

Abiotic nitrogen removal mechanisms in rapid infiltration wastewater treatment systems Mark R. Matsumoto, W-952

Feasibility of using bioaugmentation with bacterial strain PM1 for bioremediation of MTBE-contaminated vadose and groundwater environments Kate M. Scow and Krassimira Hristova, W-924

The Speciation and reactivity of wastewater-derived organic nitrogen David L. Sedlak and Elif Pehlivanoglu, W-972 

Evaluating the effectiveness of vegetated buffers to remove nutrients, pathogens, and sediment transported in runoff from grazed, irrigated pastures Kenneth W. Tate, Chris van Kessel, Edward R. Atwill, and Randy A. Dahlgren, W-973

Self-sustainability of trout populations in currently-stocked alpine lakes in Californi's Sierra Nevada Trip Armstrong, Peter Moyle, and Roland Knapp, W-955 

Development of a liquid membrane technique to measure the temporal variation in "bioavailable" copper and nickel in the South San Francisco Bay Kenneth Bruland, W-958

Tunable immunosorbents for the remediation of atrazine- and simazine-contaminated waters Wilfred Chen and Ashok Mulchandani, W-935 

Perchlorate Removal in groundwater by perchlorate reductases from the perchlorate respiring bacterium, perc1ace William Frankenberger, W-950 

Assessing the response of degradative biofilms to groundwater pollutants Jay D. Keasling, W-946 

Evaluation of the effects of surface water and groundwater interactions on regional climate and local water resources Xu Liang, W-922 

Bed texture, food web structure, and juvenile salmonid rearing in North Coast California rivers Mary E. Power, W-947

Hydrodynamics of shallow water habitats in the Sacramento-San Joaquin Delta Mark T. Stacey, W-939

Application of acoustic pressure waves in aquifer remediation and mobilization of entrapped organic liquids Constantinos V. Chrysikopoulos and Eric T. Vogler, W-938

Freshwater mussels in a California North Coast Range river: occurrence, distribution, and controls Kurt M. Cuffey, W-933 

A stochastic sediment supply model for a semi-arid landscape Thomas Dunne and Emmanuel J. Gabet, W-917 

The influence of introduced trout on native aquatic invertebrate communities in a paired watershed study of High Sierran streams David B. Herbst, Erik L. Silldorff, and Scott D. Cooper, W930

Biodegradation of estrogenic compounds and its enhancement in a membrane bioreactor Slawomir W. Hermanowicz and Eleanor Wozei, W-945

Landscape level controls on nitrate-nitrogen in forested and chaparral catchments of southern California Thomas Meixner, W-931 

Soil water monitoring using geophysical techniques : development and applications in agriculture and water resources management Yoram Rubin, W-929 

Hydrodynamic design in coastal wetland restoration Brett F. Sanders and Feleke Arega, W-942

Modeling and optimization of water quality in a large-scale regional water supply system Ming-Yen Tu, Frank T-C. Tsai, and William W-G. Yeh, W-934

Enhancing the utility of in vitro digestive fluid extraction as a management tool for contaminated aquatic sediments Donald P. Weston, W-927

Development of a rapid, sensitive, and quantitative method to detect infective hepatitis, a virus in water Marylynn V. Yates and Wilfred Chen, W-932

Understanding and predicting seasonal-to-interannual fluctuations in California precipitation using an atmospheric general circulation model John D. Farrara and Jin-Yi Yu, W-918 

Mechanisms for Addressing Third-Party Impacts Resulting from Voluntary Water Transfers Richard E. Howitt, W-921

Hydrogeological study and modeling of the Kern Water Bank Laurent M. Meillier, Jordan F. Clark, and Hugo Loaiciga, W-915 

Sources of Inorganic Nitrogen Utilized by Salt Marsh Macroalgae : Identification Using Stable Nitrogen Isotope Ratios Henry M. Page, W-923 

Carbon Isotope Signatures and Spatial Scales of Energy Flow in food webs supporting salmonids in Northern California Rivers Mary E. Power and Jacques C. Finley, W-906 

Life History Strategies of California Native Wetland Plants : Implications for Wetland Creation and Restoration Eliska Rejmankova and Karin Tekel, W-907

Habitat features and aquatic health : evaluating California's stream bioassessment procedure in natural and artificial streams in a grazed eastern Sierra valley Kenneth W. Tate, Linda K. Vance, and Charles Battaglia, W-925

Optimal Nonpoint Source Monitoring: An Application to Redwood Creek Richard E. Howitt, W-887

Assessment of Intraseasonal Variations in California Rainfall and the Role of the Madden and Julian Oscillation Charles Jones, W-905 

Bioremediation of Perchlorate in Groundwater W T. Frankenberger Jr., W-902 

Distribution, Ecology and Potential Impacts of the Chinese Mitten Crab (Eriocheir sinensis) in San Francisco Bay Deborah A. Rudnick, Kathleen M. Halat and Vincent H. Resh, W-881

Steelhead and Chinook Salmon Bioenergetics: Temperature, Ration, and Genetic Effects Joseph J. Cech, Jr. and Christopher A. Myrick, W-885 

Are Paleoclimate Reconstructions of Past Severe Drought in the Colorado Basin Accurate Enough to Warrant Changing the Current "Law of the River"? John A. Dracup and Glen M. MacDonald, W-889

Institutional Arrangements for Conjunctive Water Management in California and Analysis of Legal Reform Alternatives Ella Foley-Gannon, W-877 

Consensus Building as a Policy Making Strategy for Water Resources Management Judith E. Innes and Sarah Connick, W-888

Numerical Simulation of Land Subsidence in the Los Banos-Kettleman City Area, California Keith J. Larson, Hakan Basagaoglu and Miguel A. Mariño, W-892

Spatial and temporal ecology of native and introduced fish larvae in Lower Putah Creek, California Michael P. Marchetti and Peter B. Moyle, W-880 

Quantitative Assessment of the Response to Changing Sediment Supply, North Fork, American River, California Luke Thomas Rutten, Jeffrey F. Mount, and Eric W. Larsen, W-894

Pharmaceutically-Active Compounds in Alternative Water Supplies David L. Sedlak, David Cwiertny, James Gray, Ching-Hua Huang, Karen Pinkston, W-882

Dissolved Organic Carbon (DOC) Production from Cultivated Organic Soils on Twitchell Island, Sacramento - San Joaquin Delta, California Kenneth K. Tanji, Alex T. Chow, and Suduan Gao, W-891

Corbicula fluminea as an Environmental Assay for Cryptosporidium parvum Oocysts in Surface Waters Edward R. Atwill, Allen W. Knight, George Tchobanoglous, James Harp, and Tamara L. Rose, W-864 

Stochastic Conjunctive Management of Water Resources in Yolo County Hakan Basagaoglu, Miguel A. Marino, and Robert H. Shumway, W-874 

The Redox Transformation and Mobilization of Arsenate and Arsenite at Water - Sediment Interfaces Harvey E. Doner and Xiaohua Sun, W-868 

Potential of Long-lead Streamflow and Drought Forecasting in California John A. Dracup, W-856 

Will Releasing Treated Wastewater Stimulate Algal Blooms in Southern California Estuaries? Peggy Fong, Karleen Boyle, and Krista Kamer, W-871

Adaptive Grid Refinement for Groundwater Contaminant Transport Simulation David L. Freyberg and Robert L. Street, W-737

Selenium Removal by Constructed Wetlands: Role of Biological Volatilization Drew Hansen, Peter J. Duda, Adel Zayed, and Norman Terry, W-848

Effects of Herbaceous Riparian Vegetation on Streambank Stability James W. Kirchner, Lisa Micheli, and John D. Farrington, W-872 

Mobilization, Fate, and Transport of Iron in the Anoxic Zone of a Sewage Contaminated Aquifer Keith Loague, Douglas B. Kent, James A. Davis, W-863 

Microbial utilization of particulate organic carbon in northern San Francisco Bay and links to higher trophic levels Michael C. Murrell, James T. Hollibaugh, Mary W. Silver, and Pat S. Wong, W-875 

Effects of Perennial Grass Buffer Strips on Movement of NPS Pollutants from Cropland to Wetland Felicia A. Rein, Marc Los Huertos, Robert C. Curry, and Margaret Fitzsimmons, W-866 

Developing a New Micrometeorological Method to Estimate the Surface Energy Budget and Evapotranspiration Kyaw Tha Paw U and Richard L. Snyder, W-797

Multidimenstional Models for Macroscopic Virus Transport in Porous Media Constantinos V. Chrysikopoulos and Youn Sim, W-854

Bioavailability and Toxicity of Heavy Metals in Urban Runoff in Simulated Natural Conditions James F. Hauri Jr. and Alex Horne, W-858 

Arsenic Geochemistry in Source Waters of the Los Angeles Aqueduct Janet G. Hering, Jennifer A. Wilkie, and Van Q. Chiu, W-829 

Developments in vadose zone soil solution extraction Jan W. Hopmans, Graham E. Fogg, and R.F. Denison, W-850 

Application of Artificially Immobilized Microorganisms to Nitrate Removal from Drinking Water Sean X. Liu and Slawomir W. Hermanowicz, W-857 

Political structure and management decisions in California's agricultural water districts Richard J. McCann and David Zilberman, W-845 

Anaerobic Degradation of Chlorinated Hydrocarbons in Groundwater Aquifers or "Chlorinated Hydrocarbon Degradation" R. Brent Nielsen and Jay D. Keasling, W-849 

Effect of Stream Flow Regulation and Absence of Scouring Floods on Trophic Transfer of Biomass to Fish in Northern California Rivers Michael S. Parker and Mary E. Power, W-825

Carbon Dynamics in Natural vs. Constructed Wetland Systems: Implications for Wastewater Treatment Eliska Rejmankova and Rebecca Post, W-855 

Contaminant Transport in Groundwater for Environmental Performance Assessment Yoram Rubin, W-836 

The Role of Photochemistry the Transport and Transformation of Arsenic David L. Sedlak and Abra Bentley, W-853

Long Term Variability of Fresh Water Flow into the San Francisco Estuary using Paleoclimatic Methods Lisa E. Wells, Michelle Goman, and Roger Byrne, W-834 

A Two-Step Nonlinear Programming Approach to the Optimization of Conjunctive Use of Surface Water and Ground Water Hugh S. Wong, Ne-Zheng Sun and William W-G. Yeh, W-860

Chromium in the San Francisco Bay Estuary: a Study of Cycling, Speciation, and Anthropogenic Inputs Khalil E. Abu-Saba and Russ Flegal, W-833

Optimization of groundwater remediation strategies in aquifers affected by slow desorption processes Thomas C. Harmon, William W-G. Yeh, Dung Kong, José A. Saez and Yung-Hsin Sun, W-815

Modeling and Stochastic Analysis of Contaminant Transport in Soils and Aquifers Mohamed M. Hantush, Miguel A. Marino, and Robert H. Shumway, W-832 

Partitioning and Bioavailability of Polynuclear Aromatic Hydrocarbons in an Intertidal Marsh Keith Alan Maruya and Alex J. Horne, W-822

Extending Traditional Technology of Aquifer Characterization Through Numerical Models T.N. Narasimhan and Jean Moran, W-830 

Microbial Denitrification of Groundwater using Microporous Membranes Andrew R. Reising, Phillip R. McCleaf, Bruce O. Mansell, Asher Brenner, and Edward D. Schroeder, W-837 

Mass transfer and kinetics study of the ozonation of refractory organics in waste waters Edward B. Rinker, Sami S. Ashour, Robert G. Rinker, and Orville C. Sandall, W-838

Extending the Model of Residential Water Conservation Nature and Scope Leonardo Corral, Anthony Fisher and Nile W. Hatch, W-775 

Modelling runoff and erosion effects of wildland fires William E. Dietrich and Frederick A. Booker, W-823

Evaluation of Rangeland Stream Condition and Recovery using Physical and Biological Assessments of Nonpoint Source Pollution David B. Herbst and Roland A. Knapp, W-818

Hydrogeologic response of small watersheds to wildfire Edward A. Keller, David W. Valentine, and Dennis R. Gibbs, W-781 

Integrated Planning and Management for Urban Water Supplies Considering Multiple Uncertainties Jay R. Lund, Mimi Jenkins, Orit Wilchfort, W-813

Optimal Well Network Design for Subsurface Remediation and Pollutant Containment Miguel A. Mariño, W-789 

Selection of Native Wetland Plants for Water Treatment of Urban Runoff Eliska Rejmankova and David E. Bayer, W-769

Gold Mining Impacts on Food Chain Mercury in Northwestern Sierra Nevada Streams Darell G. Slotton, Shaun M. Ayers, John E. Reuter, and Charles R. Goldman, W-816 

Optimal Management of Groundwater Basins of Degraded Water Quality for Conjuctive Use Kimberly A. Stapp-Alexander and Gary L. Guymon, W-809 

Qsar analysis of the chemical hydrolysis of organophosphorus pesticides in natural waters Kenneth K. Tanji and Jonathan J. Sullivan, W-843 

Geometric Modeling of Rainfall Fields Carlos E. Puente, W-804 

Expression of in situ biomarkers in striped bass H.J. Segall, David E. Hinton, and M. Torten, W-796

Development of an Ecological Model Incorporating Benthic Processes in an Unsteady Framework Stephen A. Breithaupt, Ian P. King, and Gerald T. Orlob, W-792 

Climate variability and snow pack in the Sierra Nevada Daniel R. Cayan, W-798 

Streamflow Prediction Based on El Nino, La Nina and Atmospheric Circulation John A. Dracup, W-787

Colloidal fouling of reverse osmosis membranes Menachem Elimelech, W-793 

Microorganism Detection by Multiple Non-Specific Oligonucleotide Probes or "Gene Probe Spectroscop" Stanley B. Grant and Michell H. Duong, W-788 

Establishment of understory woody species of California Central Valley riparian habitats: Nutrient dynamics and flooding tolerance James H. Richards and Darlene B. Chirman, W-786 

Geophysical Imaging For Contaminated Site Characterization Yoram Rubin, Nadim Copty, and Sibyl Leigh, W-782 

A Cropping Systems Approach to Improving Water Use Efficiency in Semi-Arid Irrigated Production Areas Carol Shennan, W-783 

Accumulation of Toxic Trace Elements in Evaporites in Agricultural Evaporation Ponds Kenneth K. Tanji, Randy A. Dahlgren, Colin Ong, Mitchell Herbel, Ann Quek, and Suduan Gao, W-742 

Water Use of Tall and Dwarf Crop Plants J. Giles Waines and Bahman Ehdaie, W-788

Developing a Model System for Assessing the Effects of Conversion to Sustainable Agricultural Practices in a Sensitive Estuarine Watershed, Elkhorn Slough, California Matthew R. Werner, Stephen R. Gliessman, and Marc Los Huertos, W-801

Monolayer formation and its role in the transport of organic contaminants within groundwater systems Michael A. Anderson, W-780 

Management of Course Sediment in Regulated Rivers of California G. Mathias Kondolf and W.V. Graham Williams, W-748

Removal of Herbicide Residual and Nitrates from Agricultural Waters by Aquatic Plants David E. Bayer and Eliska Rejmankova, W-727