Blaine R Hanson Ph.D.

CE Irrigation and Drainage Specialist

LAWR/Veihmeyer
One Shields Ave., LAWR
239 Veihmeyer Hall
Davis, CA 95616
(530) 752-4639
brhanson@ucdavis.edu

Website

http://lawr.ucdavis.edu/hyd/hyd-faculty.htm

Specialty

Drainage; wells and pumps; micro-irrigation, sprinkler irrigation; furrow irrigation, border and basin irrigation, irrigation scheduling; salinity; soil moisture sensors

Areas of Expertise (click to see all ANR academics with this expertise)

• Ag Commodities and Products - General
• Alfalfa
• Natural Resources and Environment
• Conservation and Efficient Use of Water
• Pollution Prevention and Mitigation

ANR Publications

• Agricultural Salinity and Drainage
• Almond Production Manual
• Drip Irrigation for Row Crops
• Drip Irrigation of Processing Tomatoes
• Drip Irrigation Salinity Management for Row Crops
• Drought Irrigation Strategies for Alfalfa
• Everybody’s Guide to Water Terms
• Fertigation with Microirrigation
• Intermountain Alfalfa Management
• Irrigated Alfalfa Management for Mediterranean and Desert...
• Irrigation Pumping Plants
• Kiwifruit Growing and Handling
• Kiwifruit: UC IPM Pest Management Guidelines
• Maintaining Microirrigation Systems (EPUB edition)
• Maintaining Microirrigation Systems (Print edition)
• Measuring Irrigation Water Flow Rates
• Micro-Irrigation of Trees and Vines
• Monitoring Soil Moisture for Irrigation Water Management
• Pear: UC IPM Pest Management Guidelines
• Protecting Surface Water from Sediment-Associated...
• Reducing Runoff from Irrigated Lands: Understanding Your...
• Sprinkle Irrigation of Row and Field Crops
• Surface Irrigation
• Surge Irrigation
• Walnut Production Manual

California Agriculture Article Contributions

• No-tillage and high-residue practices reduce soil water evaporation
• Mitigation techniques reduce sediment in runoff from furrow-irrigated cropland
• Drip irrigation provides the salinity control needed for profitable irrigation of tomatoes in the San Joaquin Valley
• New crop coefficients developed for high-yield processing tomatoes
• Drip irrigation evaluated in Santa Maria Valley strawberries
• Drip irrigation increases tomato yields in salt-affected soil of San Joaquin Valley
• Garlic in clay loam soil thrives on little irrigation
• Improving pumping plant efficiency does not always save energy
• Effectiveness of tensiometers and electrical resistance sensors varies with soil conditions
• Monitoring soil moisture helps refine irrigation management
• Soil type affects accuracy of dielectric moisture sensors
• Costs of pressurized orchard irrigation vary with system design
• Historical reference crop ET reliable for irrigation scheduling during summer
• Cracks affect infiltration of furrow crop irrigation
• Water turbulence disrupts accuracy of some flow meters
• Rotator nozzles more uniform than spray nozzles on center-pivot sprinklers
• Variable-frequency drives for electric irrigation pumping plants save energy
• Drip irrigation controls soil salinity under row crops
• When measuring soil water content, field practices affect neutron moisture meter accuracy
• Uniformity in pressurized irrigation systems depends on design, installation
• Furrow torpedoes improve irrigation water advance
• Reducing drainwater: Furrow vs. subsurface drip irrigation
• Trace elements limit potential for blending San Joaquin drainwater with canal water
• Furrow irrigation and TOU electric rates
• Drainage reduction potential of furrow irrigation
• Irrigation and drainage strategies in salinity problem areas
• Uniformity of low-energy precise-application (LEPA) irrigation machines
• Benefits and costs of improving pumping efficiency
• A systems approach to drainage reduction
• Uniformity of continuous-move sprinkler machines
• Evaluation of center-pivot sprinkler systems
• Subsurface drainage evaporation ponds
• Effects of increasing drainage in the San Joaquin Valley
• Irrigation scheduling under saline high water tables
• Evaluating low-pressure sprinkler systems
• A master plan for drainage in the San Joaquin Valley
• Evaluating pumping plant performance
• Larger sprinkler nozzles can save energy
• “Blue” soils cause complex drainage problems
• Subsurface movement of water and salt in Delta organic soils

ANR Workgroup Associations

• Agricultural Management and Economics - Member
• Alfalfa and Forage Systems - Member
• Water Quality - Member

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