Proceedings of the

California Avocado Research Symposium 2006

November 4, 2006

University of California, Riverside

 

SPONSORED BY THE CALIFORNIA AVOCADO COMMMISSION

 

Edited by: Guy Witney

Director of Industry Affairs

California Avocado Commission

38 Discovery, Suite 150, Irvine, California 92618

gwitney@avocado.org

 

Please do not reproduce without the permission of the author

 

Art Schroeder Memorial Award: Joseph Morse

 

 

 

 

 

ORAL PRESENTATIONS

Evaluation of Systemic Chemicals for Avocado Thrips and Avocado Lace Bug Management

Joseph Morse, Frank Byrne, Nick Toscano, Alan Urena, Lindsay Robinson, Eduardo Humeres  – University of California, Riverside

 

 

Avocado Tree Physiology – Understanding the Basis of Productivity

Robert Heath, M. L Arpaia- University of California, Riverside

M. V. Mickelbart- Department of Horticulture & Landscape Architecture, Purdue University, West Lafayette, IN

 

 

The Road from the Grove to the Consumer

Mary Lu Arpaia – University of California, Riverside

 

 

 

Diaprepes Root Weevil

Kris Godfrey – California Department of Food and Agriculture, Biological Control Program, Sacramento, CA

 

 

 

PROCEEDINGS TABLE OF CONTENTS

 

Paper

Poster

A. PESTS

 

 

Biology and Management of Avocado Lace Bug (ALB) in California

Mark Hoddle, Joseph Morse, Richard Stouthamer, Eduardo Humeres, Frank Byrne, Nick Toscano, Serguei Triapitsyn – University of California, Riverside

David Kellum, Ha Dang, Linda Feeley - San Diego Co. Ag. Commissioner's Office

Gary Bender- UC Cooperative Extension, San Diego County

William Roltsch, Robert Dowell – CA Department of Food and Agriculture

Guy Witney – California Avocado Commission

1

 POSTER

Neohydatothrips burungae (Thysanoptera: Thripidae) Phenology & Survey

Mark Hoddle - University of California, Riverside

Tom Roberts - Integrated Consulting Entomology

David Machlitt - Consulting Entomology Services

Rick Shade, Frank Alegria, Nile Peterson – Calavo

Scott Scarbrough - Mission Produce

Gary Bender- UC Cooperative Extension, San Diego County

12

 

Biology, Management, and Resistance Monitoring of Avocado Thrips and Persea Mite

Joseph Morse, Anthony Urena and Lindsay Robinson - University of California, Riverside

16

 

Evaluation of Systemic Chemicals for Avocado Thrips & Avocado Lace Bug Management

Joseph Morse, Frank Byrne, Nick Toscano, Alan Urena, Eduardo Humeres, Lindsay Robinson, Mary Lu Arpaia, Loretta Bates – University of California, Riverside

Steve Peirce - Avocado Marketing Services

Len Francis - LF Grove Management

25

 POSTER

B.  BREEDING AND GENETICS

 

 

Enhancement of Avocado Productivity.  Plant Improvement:  Selection and Evaluation of Improved Varieties and Rootstocks

M. L. Arpaia, E. Focht, M. Crowley, L. Bates,  W. Manor, K. Fjeld, J. Sievert,  UC South Coast Avocado Volunteers, G. Douhan, D. Crowley, - University of California, Riverside

M. Clegg – University of California, Irvine

B. Faber – UC Cooperative Extension, Ventura County

42

 POSTER

Assessing the Genetic Determination of Valuable Avocado Traits Using Microsatellite (SSR) Markers & Quantitative Trait Locus (QTL) Analysis

Michael T. Clegg - Department of Ecology and Evolutionary Biology, University of California, Irvine

V. Ashworth - University of California, Irvine

H. Chen, S. Xu - University of California, Riverside

57

 POSTER

AVOCADO CULTIVAR GROUP

Use of Simple Sequence Repeats (SSR) to Determine Incidence and Effectiveness of Self-and-Cross-Pollinated Avocado Fruit in Southern California

Tom Davenport, Z. Ying, T. Zhang – Tropical Research & Education Center, University of Florida, IFAS, Homestead, FL

Raymond Schnell, C. Olano – USDA/ARS National Germplasm Repository for Tropical/Subtropical Fruit Crops Miami, FL

64

 POSTER

Screening and Evaluation of New Rootstocks with Resistance to Phytophthora cinnamomi

Greg  W. Douhan,  B. McKee, E. Pond – University of California, Riverside

81

 POSTER

C.        Cultural Management and PHYSIOLOGY

 

 

Rootstock Screening and Salinity Management in Avocado

David Crowley, Mary Lu Arpaia - Department of Environmental Sciences and Department of Botany and Plant Sciences - UCR

87

POSTER

Avocado Tree Physiology - Understanding the Basis of Productivity

Robert Heath, M. L Arpaia- University of California, Riverside

M. V. Mickelbart- Department of Horticulture & Landscape Architecture, Purdue University, West Lafayette, IN

93

 POSTER

Plant Growth Regulator (PGR) Strategies to Increase Yield of Hass Avocado

Carol J. Lovatt - University of California, Riverside

108

 

Eliminating Alternate Bearing of the ‘Hass’ Avocado

Carol J. Lovatt – University of California, Riverside

127

 

D.        POSTHARVEST

 

 

Avocado Postharvest Quality

Mary Lu Arpaia - University of California, Riverside

C. Requejo-Jackman, A. Woolf, Anne White - Quality Systems, HortResearch, Mt. Albert Research Centre, Auckland, NZ

J. F. Thompson, D. S. Slaughter- University of California, Davis

V. Tokar, Consultant

J. Sievert, S. Collin, K. Fjeld, M. Toyota - University of California, Riverside

143

 POSTER

AVOCADO OIL POSTER