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4-H Water Wizards: Lessons learned for effective afterschool science programming
by Marianne Bird, Aarti Subramaniam

October-December 2022
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Impacts of winter cover cropping on soil moisture and evapotranspiration in California's specialty crop fields may be minimal during winter months
by Alyssa DeVincentis, Samuel Sandoval Solis, Sloane Rice, Daniele Zaccaria, Richard Snyder, Mahesh Maskey, Anna Gomes, Amélie Gaudin, Jeffrey Mitchell

January-March 2022
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Point- and reach-scale measurements are important for determining accurate seepage rates in controlled flow channels
by Mark E. Grismer

April-June 2021
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The CALeDNA program: Citizen scientists and researchers inventory California's biodiversity
by Rachel S. Meyer, Miroslava Munguia Ramos, Meixi Lin, Teia M. Schweizer, Zachary Gold, Dannise Ruiz Ramos, Sabrina Shirazi, Gaurav Kandlikar, Wai-Yin Kwan, Emily E. Curd, Amanda Freise, Jordan Moberg Parker, Jason P. Sexton, Regina Wetzer, N. Dean Pentcheff, Adam R. Wall, Lenore Pipes, Ana Garcia-Vedrenne, Maura Palacios Mejia, Tiara Moore, Chloe Orland, Kimberly M. Ballare, Anna Worth, Eric Beraut, Emma L. Aronson, Rasmus Nielsen, Harris A. Lewin, Paul H. Barber, Jeff Wall, Nathan Kraft, Beth Shapiro, Robert K. Wayne

January-March 2021
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Special issue: Community and citizen science
by Ryan Meyer, Sabrina Drill, Christopher Jadallah

January-March 2021
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Data parties engage 4-H volunteers in data interpretation, strengthening camp programs and evaluation process
by Marianne Bird, Kendra M. Lewis

January-March 2021
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Financial effect of limiting pesticide use near schools for almonds in nine counties depends on soils and weather
by Rachael E. Goodhue, Christopher DeMars, Steve Blecker, John Steggall, Minghua Zhang, Karen Klonsky, Robert Van Steenwyk

January-March 2020
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Youth in 4-H Latino Initiative programs achieve similar outcomes to youth in 4-H community clubs
by Steven Worker, Maria Fábregas Janeiro, Kendra Lewis

January-March 2020
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Perceptions of cannabis among Humboldt County timberland and ranchland owners
by Yana Valachovic, Lenya Quinn-Davidson, Jeffery Stackhouse, Van Butsic

July-December 2019
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Research highlights
by Lucien Crowder

April-June 2019
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Three new Phytophthora detection methods, including training dogs to sniff out the pathogen, prove reliable
by Tedmund J. Swiecki, Matt Quinn, Laura Sims, Elizabeth Bernhardt, Lauralea Oliver, Tina Popenuck, Matteo Garbelotto

October-December 2018
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Paso Robles vineyard irrigation study provides benchmark data to assist future area groundwater management
by Mark C. Battany, Gwen Tindula

January-March 2018
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Ownership characteristics and crop selection in California cropland
by Luke Macaulay, Van Butsic

October-December 2017
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Urban agriculture and food disparities
by Jim Downing

July-September 2017
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Lessons learned: How summer camps reduce risk factors of childhood obesity
by Gretchen L. George, Lucia L. Kaiser, Constance Schneider

April-June 2017
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Strawberry growers wavered over methyl iodide, feared public backlash
by Julie Guthman

July-September 2016
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Soil testing for P and K has value in nutrient management for annual crops
by Daniel Geisseler, Gene Miyao

July-September 2016
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A qualitative evaluation of UC CalFresh Plan, Shop, Save, Cook curriculum reveals additional outcomes
by Andra Nicoli, Chutima Ganthavorn, Concepcion Mendoza, Anna Martin, Marisa Neelon, Lucia L. Kaiser

April-June 2016
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Private lands habitat programs benefit California's native birds
by Ryan T. DiGaudio, Kimberly E. Kreitinger, Catherine M. Hickey, Nathaniel E. Seavy, Thomas Gardali

October-December 2015
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MAINTAINING LONG-TERM MANAGEMENT: Over 35 years, integrated pest management has reduced pest risks and pesticide use
by Peter B. Goodell, Frank G. Zalom, Joyce F. Strand, Cheryl A. Wilen, Karey Windbiel-Rojas

October-December 2014
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Testing protocol ensures the authenticity of organic fertilizers
by Fungai N.D. Mukome, Timothy A. Doane, Lucas C.R. Silva, Sanjai J. Parikh, William R. Horwath

October-December 2013
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Monitoring soil carbon will prepare growers for a carbon trading system
by Emma C. Suddick, Moffatt K. Ngugi, Keith Paustian, Johan Six

July-September 2013
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Fumigant emission reductions with TIF warrant regulatory changes
by Husein Ajwa, Michael S. Stanghellini, Suduan Gao, David A. Sullivan, Afiqur Khan, William Ntow, Ruijun Qin

July-September 2013
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More effective professional development can help 4-H volunteers address need for youth scientific literacy
by Martin H. Smith, Lynn Schmitt-McQuitty

January-March 2013
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Findings show lesson study can be an effective model for professional development of 4-H volunteers
by Martin H. Smith

January-March 2013
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Clean Development Mechanism agricultural methodologies could help California to achieve AB 32 goals
by Ariel Dinar, Donald F. Larson, J. Aapris Frisbie

October-December 2012
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Converting oak woodland or savanna to vineyards may stress groundwater supply in summer
by Mark Grismer, Caitlin Asato

October-December 2012
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Standards vary in studies using rainfall simulators to evaluate erosion
by Mark Grismer

July-September 2012
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Radio-frequency identification could help reduce the spread of plant pathogens
by Andrea Luvisi, Alessandra Panattoni, Enrico Triolo

July-September 2012
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Water sensors with cellular system eliminate tail water drainage in alfalfa irrigation
by Rajat Saha, Narendra S. Raghuwanshi, Shrinivasa K. Upadhyaya, Wesley W. Wallender, David C. Slaughter

October-December 2011
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Transgenic rice evaluated for risks to marketability
by Dustin R. Mulvaney, Timothy J. Krupnik, Kaden B. Koffler

July-September 2011
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Unique engagement tools shape nitrogen assessment
by Stephanie Ogburn

April-June 2011
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Scientists discover redwoods’ resiliency in Fritz's Wonder Plot
by Jeannette Warnert

April-June 2011
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UC Cooperative Extension sensory analysis panel enhances the quality of California olive oil
by Paul M. Vossen, Alexandra Kicenik Devarenne

January-March 2011
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A new method is used to evaluate the strategic value of Fresno County farmland
by Evan E. Schmidt, James H. Thorne, Patrick Huber, Nathaniel Roth, Edward Thompson, Michael McCoy

July-September 2010
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California black rails depend on irrigation-fed wetlands in the Sierra Nevada foothills
by Orien M.W. Richmond, Stephanie K. Chen, Benjamin B. Risk, Jerry Tecklin, Steven R. Beissinger

April-June 2010
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Biofuels: Growing toward sustainability
by Bryan M. Jenkins, Chris Somerville, James J. Stapleton

October-December 2009
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Model estimates food-versus-biofuel trade-off
by Deepak Rajagopal, Steven Sexton, Gal Hochman, David Roland-Holst, David Zilberman

October-December 2009
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Satellite imagery can support water planning in the Central Valley
by Liheng Zhong, Tom Hawkins, Kyle Holland, Peng Gong, Gregory Biging

October-December 2009
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Science briefs
Editors

April-June 2009
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“Low-carbon diet” research looks at total energy usage of foods
by Janet Byron

April-June 2009
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From kiosks to megastores: The evolving carbon market
by Deb Niemeier, Dana Rowan

April-June 2009
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Agro-environmental partnerships facilitate sustainable wine-grape production and assessment
by Janet C. Broome, Keith Douglass Warner

October-December 2008
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Leafroll disease is spreading rapidly in a Napa Valley vineyard
by Deborah A. Golino, Ed Weber, Susan Sim, Adib Rowhani

October-December 2008
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Vineyard managers and researchers seek sustainable solutions for mealybugs, a changing pest complex
by Kent M. Daane, Monica L. Cooper, Serguei V. Triapitsyn, Vaughn M. Walton, Glenn Y. Yokota, David R. Haviland, Walt J. Bentley, Kris E. Godfrey, Lynn R. Wunderlich

October-December 2008
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Sustainable food systems link growers to new consumer markets in California
by Tom Tomich, Gail Feenstra

October-December 2007
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Management reduces in irrigated pasture runoff
by A. Kate Knox, Kenneth W. Tate, Randy A. Dahlgren, Edward R. Atwill

October-December 2007
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Preventing obesity: What we eat?
by Lorrene D. Ritchie, Gail Woodward-Lopez, Dana Gerstein, Dorothy Smith, Margaret Johns, Patricia B. Crawford

July-September 2007
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Local diffusion networks act as pathways to sustainable agriculture in the Sacramento River Valley
by Mark Lubell, Allan Fulton

July-September 2007
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Mineral balances, including in drinking water, estimated for Merced County dairy herds
by Alejandro R. Castillo, José E.P. Santos, Tom J. Tabone

April-June 2007
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California cotton growers utilize integrated pest management
by Sonja B. Brodt, Peter B. Goodell, Rose L. Krebill-Prather, Ron N. Vargas

January-March 2007
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Cost-benefit analysis conducted for nutrition education in California
by Amy Block Joy, Vijay Pradhan, George Goldman

October-December 2006
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Information for Contributors
Editors

July-September 2006
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Local air pollutants threaten Lake Tahoe's clarity
by Alan W. Gertler, Andrzej Bytnerowicz, Thomas A. Cahill, Michael Arbaugh, Steven Cliff, Jülide Kahyaoglu-Koracin, Leland Tarnay, Rocio Alonso, Witold Fraczek

April-June 2006
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Erosion control reduces fine particles in runoff to Lake Tahoe
by Mark E. Grismer, A.L. Ellis

April-June 2006
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Smaller loads reduce risk of back injuries during wine grape harvest
by James M. Meyers, John A. Miles, Julia Faucett, Fadi Fathallah, Ira Janowitz, Rhonda Smith, Ed A. Weber

January-March 2006
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Almond growers rely on pest control advisers for integrated pest management
by Sonja Brodt, Frank Zalom, Rose Krebill-Prather, Walt Bentley, Carolyn Pickel, Joseph Connell, Larry Wilhoit, Marcia Gibbs

October-December 2005
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Conventional and molecular assays aid diagnosis of crop diseases and fungicide resistance
by Themis J Michailides, David P Morgan, Zhonghua Ma, Yong Luo, Daniel Felts, Mark A Doster, Heraclio Reyes

April-June 2005
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Letters: October-December 2004
From our readers

October-December 2004
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Race for Dungeness crab influences processing, markets
by Steven C. Hackett, Christopher M. Dewees, Matthew J. Krachey

October-December 2004
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Animal Ambassadors…4-H teens learn to lead science program for kids
by Martin H. Smith, Richard P. Enfield, Cheryl L. Meehan, Donald J. Klingborg

October-December 2004
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Transparency tube provides reliable water-quality measurements
by Randy Dahlgren, Erwin Van Nieuwenhuyse, Gary Litton

July-September 2004
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Stubble height standards for Sierra Nevada meadows can be difficult to meet
by David F Lile, Kenneth W Tate, Donald L Lancaster, Betsy M Karle

April-June 2003
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California mealybugs can spread grapevine leafroll disease
by Deborah A. Golino, Susan T. Sim, Raymond Gill, Adib Rowhani

November-December 2002
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Global climate change will affect: air, water in California
by Bryan C. Weare

May-June 2002
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Survey identifies sediment sources in North Coast rangelands
by David J. Lewis, Kenneth W. Tate, John M. Harper, Julie Price

July-August 2001
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Almond advertising yields net benefits to growers
by John M. Crespi, Richard M. Sexton

January-February 2001
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First-grade gardeners more likely to taste vegetables
by Jennifer L. Morris, Ann Neustadter, Sheri Zidenberg-Cherr

January-February 2001
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Precision agriculture can increase profits and limit environmental impacts
by Richard E. Plant, G. Stuart Pettygrove, William R. Reinert

July-August 2000
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Modeling vineyard expansion, potential habitat fragmentation
by Emily Heaton, Adina M. Merenlender

May-June 2000
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Publicly funded weather database benefits users statewide
by Doug Parker, Daniel R. Cohen-Vogel, Daniel E. Osgood, David Zilberman

May-June 2000
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Food stamp recipients eat more vegetables after viewing nutrition videos
by Amy Block Joy, Nancy Feldman, Mary Lavender Fujii, Linda Garcia, Mark Hudes, Rita Mitchell, Sybille Bunch, Diane Metz

September-October 1999
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Food preparation practices influence nutrition
by Estella West, Cathi Lamp, Amy Block Joy, Suzanne Murphy, Mark Hudes, Sybille Bunch, Joan Wright

January-February 1999
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New crop coefficients estimate water use of vegetables, row crops
by Stephen R. Grattan, Wilbur Bowers, Allen Dong, Richard L. Snyder, John J. Carroll, William George

January-February 1998
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Management changes in rice production alter microbial community
by Deborah A. Bossio, Kate M. Scow

November-December 1997
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Breeding resistant alfalfa holds promise for silverleaf whitefly management
by Larry R. Teuber, Michael E. Rupert, Larry K. Gibbs, Ken L. Taggard

May-June 1997
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Q & A: Mary Ann Williams, Nutritionist
by Ken Hall

November-December 1996
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Nitrogen isotope ratios identify nitrate contamination sources
by Dennis E. Rolston, Graham E. Fogg, David L. Decker, Dianne T. Louie, Mark E. Grismer

March-April 1996
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Farmers and ranchers: Stewards of the land
by W.R. Gomes

November-December 1995
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Nutrition videotapes reach low-income WIC audiences
by Amy Block Joy, Mary Lavender Fujii

July-August 1995
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New equations estimate evapotranspiration in Delta
by M. N. Orang, Mark E. Grismer, Hossein Ashktorab

May-June 1995
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Invasion of California by exotic pests
by Robert L. Metcalf

January-February 1995
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U.S.-Mexico production costs compared: Imperial Valley holds advantage in alfalfa, wheat and cotton
by Refugio A. Gonzalez, Juan N. Guerrero, Rafael Ruiz, Jose Santana

September-October 1991
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U.S.-Mexico production costs compared: Asparagus, broccoli production likely to shift to Mexicali
by Refugio A. González, George E. Goldman, Rafael Ruíz, José Santana

September-October 1991
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Wine grape establishment and production in southern California
by Etaferahu Takele

September-October 1990
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Parasites for filth fly control on dairies
by Jeffery A. Meyer, Bradley A. Mullens, Tracy L. Cyr, Clare Stokes

May-June 1990
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A progress review…: The cotton variety improvement program
by John H. Turner

December 1965
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