Tips & Techniques

Learn More about Precooling & Recooling™

Precooling is the single most important postharvest procedure.

Latest Field Trials

JS-PNWC-101 Cooling PNW Packed Cherries in 1 Hour
Hilltop – World’s Fastest Cherry Cooling…

Precooling Tips and How-To’s by Jim Thompson, UC-Davis. (click on each link to download pdf.)

JT-101 Temperature and Quality
JT-102 How to Cool Produce
JT-103 Tips for Successful Forced-Air Cooling
JT-104 Product Temperature in Forced-Air Cooling
JT-105 Measuring Product Temperature

JT-201 The Return on Investment (ROI) of Forced-Air Cooling

JT-301 Introduction to ReCooling

More Information

If you read only one paper, read this one. Improving Forced-Air Cooler Performance, by Michael Talbot, Direlle Baird, Steven Sargent, and Jeffrey Brecht.

Primer on Forced Air Pre-Cooling, by Jim Still. (Note: Contact us for a Webex presentation with narrative.)

7-8ths Cooling Explained and Illustrated, by Jim Still

Precooling and Managing Produce Temperature.

The ROI of Precooling & Postharvest, by Adel Kader.

Temperature, Respiration Rate and Shelf Life, by Jenny Jobling.

Commercial Cooling of Fruits, Vegetables, and Flowers, Link to purchase entire reference manual, $15 USD, by James F. Thompson, F. Gordon Mitchell, Tom R. Rumsey, Robert F. Kasmire, and Carlos H. Crisosto, Rev. 2008, 61 pages.

Forced Air Cooling of Strawberries, by Jim Thompson

Harvesting and Postharvest Handling of Peaches for the Fresh Market, by C.H. Crisosto and D. Valero.

Harvesting and Handling Peaches, by Kathryn C. Taylor and James W. Rushing.

Re-Thinking the Chill Requirement for Pear Ripening, by David Sugar, Elizabeth Mitcham, and Eugene Kupferman.

Precooling of Mango. Excerpted pages from “Mango Postharvest Best Management Practices Manual.”

Improving the Cold Chain for Cut Flowers and Potted Plants, by George Staby and Michael Reid

Energy Use Of Commercial Forced Air Coolers For Fruit, by Jim Thompson, D.C. Mejia, and R.P. Singh

Energy Efficiency in Fruit Storage, by Marcus H. Wilcox, P.E.

Table grapes suffer water loss, stem browning during cooling delays, by Carlos H. Crisosto, Joe L. Smilanick, and Nick K. Dokoozlian.

Our 2-Tier Rapid-Cools in action at Port of Wilmington, Delaware

Acceptable Cooling Delays for Selected Warm Season Vegetables and Melons

Blueberry Postharvest – USDA

Optimizing Flat Design for Forced-air Cooling of Blueberries Packaged in Plastic Clamshells, Jerry C. Leyte and Charles F. Forney.

Forced Air Cooling Packaged Blueberries, M.D. Boyette

Mango Forced Air Cooling, excerpted from “Mango Postharvest Best Practices” by the National Mango Board.

Magnehelic Gage Instructions

Convert anything to anything