University of California

Postharvest Publications by Commodity

Changes in Aerobic Plate and Escherichia coli–Coliform Counts and in Populations of Inoculated Foodborne Pathogens on Inshell Walnuts during Storage

Changes in Aerobic Plate and <i>Escherichia coli</i>ÂŒColiform Counts and in Populations of Inoculated Foodborne Pathogens on Inshell Walnuts during Storage

JOHN C. FRELKA,1† GORDON R. DAVIDSON,1 AND LINDA J. HARRIS1,2*
1Department of Food Science and Technology, University of California, Davis, One Shields Avenue, Davis, California 95616-5270; and 2Western Center for

Food Safety, University of California, Davis, 1477 Drew Avenue, Suite 101, Davis, California 95618, USA

 

  • Walnut
March 2016

Evaluation of Microbial Loads and the Effects of Antimicrobial Sprays in Postharvest Handling of California Walnuts

John C. Frelka, Linda J. Harris

  • Food Safety
  • Walnut
2015

Moisture-Dependent Color Characteristics of Walnuts

Ragab Khir, Griffiths G. Atungulu, Zhongli Pan, James F. Thompson, Xia Zheng

  • Walnut
2014

Growth and Survival of Enterobacteriaceae and Inoculated Salmonella on Walnut Hulls and Maturing Walnut Fruit

Tyann Blessington, Elizabeth J. Mitcham, Linda J. Harris

  • Food Safety
  • Walnut
2014

Survival of Salmonella enterica, Escherichia coli O157:H7, and Listeria monocytogenes on Inoculated Walnut Kernels during Storage

Tyann Blessington, Elizabeth J. Mitcham, and Linda J. Harris

  • Food Safety
  • Nuts and Dried Fruits
  • Walnut
2012

Size and Moisture Distribution Characteristics of Walnuts and Their Components

Ragab Khir, Zhongli Pan, Griffiths G. Atungulu, James F. Thompson, Dongyan Shao

  • Walnut
2011

Nuts: Safe Methods for Home Gardeners to Harvest, Store, and Enjoy

Ed Perry, Linda J. Harris, Maria Giovanni, Diane Metz, Christine Bruhn

  • Dried Fruits and Nuts
  • Home Storage and Handling
  • Nuts and Dried Fruits
  • Pistachio
  • Storage
  • Walnut
September 2010

Nuts: Safe Methods for Consumers to Handle, Store, and Enjoy

Christine Bruhn, Linda J. Harris, Maria Giovanni, Diane Metz

  • Almond
  • Dried Fruits and Nuts
  • Home Storage and Handling
  • Nuts and Dried Fruits
  • Pistachio
  • Storage
  • Walnut
August 2010

Walnut Dehydrator Workshop 2010 - Update Handout (PPT)

Jim Thompson, Don Osias

  • Walnut
June 2010

Good Management Practices in Harvest, Hulling and Drying

Dr. Linda J. Harris

  • Food Safety
  • Walnut
April 2009

Producing Quality Walnuts: Food Safety Starts on the Farm

University of California, and the Walnut Marketing Board

  • Food Safety
  • Walnut
April 2009

Electronic Sorters & Hullers

Chris Sinclair

  • Walnut
April 2009

Walnut Drying Designs & Operation

Don Osias, and Jim Thompson

  • Walnut
April 2009

Walnut Storage

Jim Thompson

  • Walnut
April 2009

Sample Costs to Hull and Dry Walnuts - 2009

Karen Klonsky, James Thompson, Joseph Grant, Janine Hasey, Rachel Elkins

  • Dried Fruits and Nuts
  • Nuts and Dried Fruits
  • Walnut
2009

Industrial-Scale Radio Frequency Treatments for Insect Control in Walnuts
II: Insect Mortality and Product Quality

S. Wang, M. Monzon, J.A. Johnson, E.J. Mitcham, J. Tang

  • Insect Control
  • Walnut
2007

Industrial-Scale Radio Frequency Treatments for Insect Control in Walnuts
I: Heating Uniformity and Energy Efficiency

S. Wang, M. Monzon, J.A. Johnson, E.J. Mitcham, J. Tang

  • Insect Control
  • Walnut
2007

Considerations in Design of Commercial Radio Frequency Treatments for Postharvest Pest Control in In-Shell Walnuts

S. Wang, J. Tang, T. Sun, E.J. Mitcham, T. Koral, S.L. Birla

  • Insect Control
  • Walnut
August 2005

Application of Radio Frequency Treatments to Control Insects in In-shell Walnuts

E.J. Mitcham, R.H. Veltman, X. Feng, E. de Castro, J.A. Johnson, T.L. Simpson, W.V. Biasi, S. Wang, J. Tang

  • Insect Control
  • Walnut
January 2004

Process protocols based on radio frequency energy to control field and storage pests in in-shell walnuts

S. Wang, J. Tang, J.A. Johnson, E. Mitcham, J.D. Hansen, R.P. Cavalieri, J. Bower, B. Biasi

  • Postharvest IPM
  • Walnut
April 2002

Radio Frequency Treatments to Control Codling Moth in In-Shell Walnuts

S. Wang, J.N. Ikediala, J. Tang, J.D. Hansen, E. Mitcham, R. Mao, B. Swanson

  • Postharvest IPM
  • Walnut
October 2000

Harvesting and Storing Your Home Orchard's Nut Crop: Almonds, Walnuts, Pecans, Pistachios, and Chestnuts

Ed Perry, G. Steven Sibbett

  • Almond
  • Dried Fruits and Nuts
  • Home Storage and Handling
  • Nuts and Dried Fruits
  • Pistachio
  • Storage
  • Walnut
1998

Cancelling Methyl Bromide for Postharvest Use to Trigger Mixed Economic Results

Cherisa Yarkin, David Sunding, David Zilberman, Jerry Siebert

  • Insect Control
  • Walnut
May-June 1994

New Moisture Meter Could Curb Overdrying of Walnuts

James F. Thompson, Joseph A. Grant

  • Walnut
1992

Walnut Dehydrators Vary in Performance

Joseph A. Grant, James F. Thompson

  • Walnut
January-February 1990

Conversion of a Hopper Bottomed Trailer to Dry Walnuts

Jim Thompson

  • Walnut
October 1986

Ambient Air Drying of English Walnuts

Tom Rumsey, Jim Thompson

  • Dried Fruits and Nuts
  • Walnut
1984

Overdrying Walnuts...a way to prevent it.

Jim Young, Jim Thompson, and Tom Rumsey

  • Energy
  • Walnut
August/September 1981

Recirculating Air in Walnut Dryers Reduces Utility Bills

Jim Young, Jim Thompson, and Tom Rumsey

  • Energy
  • Walnut
August/September 1981

Reducing Energy Costs of Walnut Dehydration

James F. Thompson

  • Energy
  • Walnut
1981

Walnut Dehydrator

R.A. Parsons

  • Dried Fruits and Nuts
  • Walnut
1980

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