2014 conference proceedings - American Society of Agronomy - the

156 Pages·2014·8.29 MB·English

by  Dave Goorahoo

Co-sponsored by the California Plant Health Association

2014
CONFERENCE
PROCEEDINGS

Building Resiliency in California
Agriculture

February 4 & 5, 2014

Radisson Hotel and Conference Center
2233 Ventura St.
Fresno, CA
CONFERENCE SPONSORS:

To download additional copied of the proceedings or learn about the
activities of the California Chapter of the American Society of
Agronomy, visit the Chapter’s web site at: http://calasa.ucdavis.edu
2014 California Plant and Soil Conference
Building Resiliency in California Agriculture
TUESDAY, February 4 and WEDNESDAY, February 5, 2014
Fresno Radisson Hotel and Conference Center, 2233 Ventura Street, Fresno, CA

9:50 General Session Introduction – Chapter President – Dave Goorahoo, California State Univ., Fresno
10:00 KEYNOTE - SPEAKER Hank Giclas, Western Growers Association, “Anecdotes and Data: A Shotgun
Wedding”

DAY 1 (February 4) CONCURRENT SESSIONS – 10:55AM – 12:15PM
Session 1 – Food Safety Session 2 – Water and Drought Management
10:55 Session Chairs: Karen Lowell, 10:55 Session Chairs: Florence Cassel-Sharma,
NRCS; Scott Stoddard, UCCE CSU Fresno; Dan Munk, UCCE, Bob
Hutmacher, UCCE
11:00 Jim Gorny: Produce Marketing 11:00 Jim Ayers, USDA/ARS, “Water and
Association; “Understanding the Nitrogen Requirements for Developing
Complexity of Managing for both Pomegranates”
Crop Yield/Quality and Food Safety”
11:25 Trevor Suslow, UC Davis; “Overview: 11:25 Rick Snyder – UC Davis/UCCE,
Microbiological Hazard Associated “Evapotranspiration-based Scheduling
with Water In Crop Production” During a Drought “

11:50 Trevor Suslow, UC Davis: “Factors 11:50 Shankar Sharma, Calif. Natural
Influencing Pathogen Persistence in Resources Agency DFW-IDR, “Water
Crop Environment” Balancing and Nutrient Bioavailability
under Renewable Energy Development
in Desert Agro-ecosystems”

HOSTED LUNCH – Opportunity to Network: 12:15PM – 1:25PM

DAY 1 (February 4) CONCURRENT SESSIONS – 1:30PM – 2:50PM
Session 3 – Pest Mgmt. (emphasis on IPM) Session 4 – Nutrient Management
1:30 Session Chairs: Mark Sisterson, 1:30 Session Chairs: Dan Munk, UCCE;
USDA-ARS; Warren Hutchings, Scott Stoddard, UCCE; Richard Smith,
Innovative Ag; Anil Shrestha, CSU UCCE
Fresno
1:35 Joe Siegel, USDA-ARS, “Navel 1:35 Marsha Mathews, David Crohn, Jorge
Orangeworm Control in Almonds and Delgado and Khaled Bali UCCE, “New
Pistachios: Maximizing the Impact of Nitrogen Budget Tool for Agronomic
Insecticides through Improved Crops”
Timing, Coverage and Choice of
Material”
2:00 Mary Lou Polek, Citrus Research 2:00 Katherine S. Pope, UC Davis,
Board, “The Challenge of Managing “Optimizing Fertilizer Management in
Huanglongbing (HLB) Disease and its Walnuts”
Vector, the Asian Citrus Psyllid”
2:25 Kurt Hembree, UCCE Fresno, 2:25 Tim Hartz, UC Davis/UCCE, “Nitrogen
“Potential Herbicide Carryover in Budgeting for Annual Crops”
Western Fresno County Drip-irrigated
Fields”
BREAK – 3:00PM – 3:20PM
2014 California Plant and Soil Conference
Building Resiliency in California Agriculture
TUESDAY, February 4 and WEDNESDAY, February 5, 2014
Fresno Radisson Hotel and Conference Center, 2233 Ventura Street, Fresno, CA

DAY 1 (February 4) Continued- CONCURRENT SESSIONS – 3:20PM – 4:40PM

Session 5 – Pest Mgmt (emphasis on Session 6 – Nutrient Management
environmental impacts)
3:20 Session Chairs: Mark Sisterson, 3:20 Session Chairs: Dan Munk, UCCE;
USDA-ARS; Warren Hutchings, Scott Stoddard, UCCE; Richard Smith,
Innovative Ag; Anil Shrestha, CSU UCCE
Fresno
3:25 Eric Mussen, UC Davis, “Honey Bees 3:25 Scott Bucy, Fruit Growers Laboratory,
and Pesticides” “The What, Why, When and How of Soil
and Plant-tissue Sampling”

3:50 Parry Klassen , CURES, 3:50 Erik Athorp, SSJV Water Quality
“Management Practices to Protect Coalition, “Implementing the ILRP: A
Surface Water from Pesticide Coalition Perspective”
Impacts”
4:15 Randy Segawa, California Dept. of 4:15 Will Horwath, UC Davis, “Will We Ever
Pesticide Regulation, “Reducing Air Get Fertilizer Nitrogen Applications
Impacts of Pesticides” Right?”
4:40 Discussion 4:40 Discussion

EVENING SOCIAL – POSTER SESSION, WINE AND CHEESE RECEPTION (5:30pm; Location TBD)
2014 California Plant and Soil Conference
Building Resiliency in California Agriculture
TUESDAY, February 4 and WEDNESDAY, February 5, 2014
Fresno Radisson Hotel and Conference Center, 2233 Ventura Street, Fresno, CA

DAY 2 (February 5) CONCURRENT SESSIONS – 8:30AM – 9:50AM
Session 7 – Salinity Management, Problem Session 8 – Wastewater and Manure
Soil Issues Management
8:30 Session Chairs: Steve Grattan, UC 8:30 Session Chairs: Dave Goorahoo, CSU
Davis/UCCE; Bob Hutmacher, UC Fresno; Toby O’Geen, UC Davis/UCCE
Davis/UCCE
8:35 Parry Klassen and Daniel Cozad, CV 8:35 Robert Mikkelsen, Intl. Plant Nutr.
SALTS, “Regional Salinity Institute. “Nitrification and
Management Challenges and the CV- Mineralization Dynamics Associated
SALTS Opportunities” with Manure Management Practices”.
9:00 Dan Putnam, CE Specialist, UC 9:00 Sanjar Taromi, Biofiltro Inc.
Davis, “Field and Greenhouse Studies “Implementing ‘BIDA’ Technology to
to Evaluate Salt-tolerant Alfalfa Manage Diary, Food Processing, and
Varieties” Municipal Wastewater”
9:25 Gary Bañuelos, USDA/ARS 9:25 John Suen, CSUF, “Using Nitrogen
“Alternate Crops for High Salt and Isotopes to Trace Nitrates in Dairy and
Boron Conditions” Municipal Waste Waters”
BREAK: 10:00AM – 10:20AM
DAY 2 (February 5) CONCURRENT SESSIONS – 10:20AM – 11:40AM
Session 9 – Salinity Management, Problem Session 10 – Soil Quality and Agricultural
Soil Issues (continued) Practices
10:20 Session Chairs: Steve Grattan, UC 10:20 Session Chairs: Karen Lowell, NRCS;
Davis/ICCE; Bob Hutmacher, UC Dave Goorahoo, CSU Fresno; Toby
Davis/UCCE O’Geen, UC Davis/UCCE
10:25 Dennis Corwin, Soil Scientist, USDA- 10:25 Daniel Geisseler, UC Davis, “Nutrient
ARS Salinity Lab, “Delineating Site- Guidelines for Major Crops Grown in
Specific Irrigation Management Units California”
for Managing Soil Salinity”

10:50 David Doll, UC Farm Advisor, 10:50 Kate Scow, UC Davis. “Biological
“Salinity Tolerance in Almond: Long- Indicators of Soil Quality: Effects of
term Management Issues and Long-term Management”
Research Gaps”

11:15 Blake Sanden, UC Farm Advisor, 11:15 Will Horwath, UC Davis, “Gaseous
“Salinity Tolerance of Pistachio: Losses of Nitrogen from Agricultural
Long-term Management Issues and Systems”
Research Gaps”
11:40 Discussion 11:40 Discussion
BUSINESS MEETING and LUNCH
12 Noon – 1:45PM

Afternoon Demonstration (Feb 5th)
1:45-2:45pm: Bill Green Center for Irrigation Technology, CSUF. 1 hour demonstration workshop with the
CIT mobile unit in the parking lot of the hotel. The topic will be “Chemigation, fertigation and back flow
prevention techniques for efficient nutrient and water management”.
Table of Contents
Past Presidents ………………………………………………………………………………001
Past Honorees ……………………………………………………………………………….002
2013-14 Chapter Board Members …………………………………………………………003
Minutes – CA Chapter ASA 2013 Business Meeting …………………………………….004
2014 Honorees ………………………………………………………………………………007
2014 Scholarship Recipient Essays ………………………………………………………..011
General Session …………………………………………………………………………….014
Session I. Food Safety ………………………………………………………………….015
Food Safety Management and Food Safety Modernization Act (FSMA)
Karen Lowell, USDA-NRCS Salinas, CA
Understanding the Complexity of Managing for both Crop Yield/Crop Quality and Food
James Gorny, Vice President Food Safety and Technology, Produce Marketing Association
Overview: Microbiological Hazard Associated with Water in Crop and Production and Factors
Affecting Pathogen Persistence in Crop Environments

Session II. Drought and Water Management ……………………………………………024
Water and Nitrogen Requirements for Developing Pomegranate
James Ayars, Claude Phene, Donald Makus, USDA-ARS
Evapotranspiration-based Scheduling During a Drought
Richard Snyder, UC Davis, Cooperative Extension
Water Balancing and Nutrient Bioavailability Under Renewable Energy Development in Desert
Agro-ecosystems
Shankar Sharma, State of California Natural Resources Agency, DFW-IDR
Session III. Pest Management ……………………………………………………………….040
Navel Orangeworm Control in Almonds and Pistachios: Maximizing the Impact of Insecticides
through Improved Timing, Coverage and Choice of Material
Joel Siegel, USDA-ARS
The Challenge of Managing Huanglongbing (HLB) Disease and its Vector, the Asian Citrus
Psyllid. Mary Lou Polek, Citrus Research Board
Potential Herbicide Carryover in Western Fresno County Drip-irrigated Fields
Kurt Hembree, University of California, Cooperative Extension, Fresno County
Session IV. Nutrient Management ………………………………………………………048
New Nutrient Budget Tool for Agronomic Crops
Marsha Mathews, David Crohn, Jorge Delgado and Khled Bali, University of California,
Cooperative Extension

Optimizing Fertilizer Management in Walnuts
Katherine Pope, Ted DeJong and Patrick Brown, University of California, Davis
Nitrogen Budgeting for Annual Crops
Tim Hartz, University of California, Cooperative Extension
Session V. Pest Management ……………………………………………………………..054
Honey Bees and Pesticides
Eric Mussen, University of California, Davis
Management Practices to Protect Surface Water from Pesticide Impacts
Parry Kassen, Coalition for Urban Rural Environmental Stewardship (CURES)
Reducing Air Impacts of Pesticides
Randy Segawa, California Department of Pesticide Regulations
Session VI. Nutrient Management ……………………………………………………….064
The Why, What, When and How of Soil and Plant Tissue Sampling
Scott Bucy, Fruit Growers Laboratory
Implementing the Irrigated Lands Regulatory Program (ILRP): A Coalition Perspective
Eric Athorp, South San Joaquin Valley Water Quality Coalition
Will We Ever Get Fertilizer Nitrogen Applications Right?
Will Horwath, University of California, Davis
Session VII. Salinity Management ……………………………………………………….070
Salinity and Nitrate Management Issues and the CV-SALTS Program
Daniel Cozad, Central Valley Salinity Coalition
Potential for Alfalfa Production Using Saline Waters
Dan Putnam, UC Davis and Sharon Benes, CSU Fresno
Identification of Different Crops to Grow Under High Boron and Salinity Conditions in Central
California
Gary S. Bañuelos, USDA-ARS
Session VIII. Wastewater and Manure Management ……………………………………087
Nitrification and Mineralization Dynamics Associated with Manure Management Practices
Rob Mikkelsen, Western North America
Implementing ‘BIDA’ Technology to Manage Dairy, Food Processing & Municipal Waste Water
Sanjar Taromi, Biofiltro USA, Inc.
Using Nitrogen Isotopes to Trace Nitrate in Diary and Municipal Waste Waters
C. John Suen, California State University, Fresno
Session IX. Salinity Management ……………………………………………………….098
Delineating Site-Specific Irrigation Management Units for Managing Soil Salinity
Dennis Corwin, USDA-ARS
Salinity Tolerance in Almond: Long-term Management Issues and Research Gaps
David Doll and Roger Duncan, University of California, Cooperative Extension
Salinity Tolerance in Pistachio: Long-term Management Issues and Research Gaps
Blake Sanden, University of California, Cooperative Extension
Session X. Soil Quality and Agricultural Practices ……………………………………115
Nutrient Guidelines for Major Crops Grown in California
Daniel Geisseler and William Horwath, University of California, Davis
Biological Indicators of Soil Quality: Effects of Long-term Management
Kate Scow, University of California, Davis
Nitrous Oxide Emissions from California Agriculture
Will Horwath, University of California, Davis
Post Conference Demonstration on Chemigation and Fertigation –CIT Mobile………124

2014 Poster Abstracts ………………………………………………………………………125
Plant and Soil Conference Evaluation Form ……………………………………………...141
Notes …………………………………………………………………………………………142
PAST PRESIDENTS
YEAR PRESIDENT YEAR PRESIDENT
1972 Duane S. Mikkelsen 2010 Larry Schwankl
1973 Iver Johnson 2011 Mary Bianchi
1974 Parker E. Pratt 2012 Allan Fulton
1975 Malcolm H. McVickar 2013 Dave Goorahoo
1975 Oscar E. Lorenz
1976 Donald L. Smith
1977 R. Merton Love
1978 Stephen T. Cockerham
1979 Roy L. Bronson
1980 George R. Hawkes
1981 Harry P. Karle
1982 Carl Spiva
1983 Kent Tyler
1984 Dick Thorup
1985 Burl Meek
1986 G. Stuart Pettygrove
1987 William L. Hagan
1988 Gaylord P. Patten
1989 Nat B. Dellavalle
1990 Carol Frate
1991 Dennis J. Larson
1992 Roland D. Meyer
1993 Albert E. Ludwick
1994 Brock Taylor
1995 Jim Oster
1996 Dennis Westcot
1997 Terry Smith
1998 Shannon Mueller
1999 D. William Rains
2000 Robert Dixon
2001 Steve Kaffka
2002 Dave Zodolske
2003 Casey Walsh Cady
2004 Ronald Brase
2005 Bruce Roberts
2006 Will Horwath
2007 Ben Nydam
2008 Tom Babb
2009 Joe Fabry

001
PAST HONOREES
YEAR HONOREE YEAR HONOREE YEAR HONOREE
1973 J. Earl Coke 1995 Leslie K. Stromberg 2007 Norman McGillivray
1974 W.B. Camp Jack Stone William Pruitt
1975 Ichiro “Ike” Kawaguchi 1996 Henry Voss J.D. Oster
1976 Malcom H. McVickar Audy Bell 2008 V.T. Walhood
Perry R. Stout 1997 Jolly Batcheller Vern Marble
1977 Henry A. Jones Hubert B. Cooper, Jr. Catherine M. Grieve
1978 Warren E. Schoonover Joseph Smith 2009 Dennis Westcot
1979 R. Earl Storie 1998 Bill Isom Roland Meyer
1980 Bertil A. Krantz George Johannessen Nat Dellavalle
1981 R.L. “Lucky” Luckhardt 1999 Bill Fisher 2010 L. Peter Christensen
1982 R. Merton Love Bob Ball D. William Rains
1983 Paul F. Knowles Owen Rice 2011 Blaine Hanson
Iver Johnson 2000 Don Grimes Gene Maas
1984 Hans Jenny Claude Phene Michael Singer
George R. Hawkes A.E. “Al” Ludwick 2012 Bob Matchett
1985 Albert Ulrich 2001 Cal Qualset Don May
1986 Robert M. Hagan James R. Rhoades Terry Prichard
1987 Oscar A. Lorenz 2002 Emmanuel Epstein 2013 Harry Cline
1988 Duane S. Mikkelsen Vince Petrucci Clyde Irion
1989 Donald Smith Ken Tanji Charles Krauter
F. Jack Hills 2003 Vashek Cervinka
1990 Parker F. Pratt Richard Rominger
1991 Francis E. Broadbent W.A. Williams
Robert D. Whiting 2004 Harry Agamalian
Eduardo Apodaca Jim Brownell
1992 Robert S. Ayers Fred Starrh
Richard M. Thorup 2005 Wayne Biehler
1993 Howard L. Carnahan Mike Reisenauer
Tom W. Embelton Charles Schaller
John Merriam 2006 John Letey, Jr.
1994 George V. Ferry Joseph B. Summers
John H. Turner
James T. Thorup

002