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Strawberries

Recommended

Conventional cooling

Dynamic Cooling

Pre-cooling

De-greening

Ripening

General Tips for Strawberries

Storage temperatureRelative Humidity (RH)DurationPre-coolingSensitivity to ethyleneEthylene ProductionControlled Atmosphere
Storage temperature: 0,5° – 2° C
Relative Humidity (RH): 90%-95%
Duration: 5-10 days
Pre-cooling: Air cooling
Sensitivity to ethylene: Low
Ethylene Production: Very low
Controlled Atmosphere: Not recommended

Storage Temperature: Recommended storage temperature is 0.5 °C – 2 °C.

High Humidity: Use an air cooler with a low temperature differential (ΔT) between inlet and outlet air.

Storage Duration: Recommended period is 5 – 10 days.

Controlled Atmosphere: Not recommended, as strawberries have a naturally short storage life.

Ozone: Installation of an ozone system is recommended to reduce microbial load.

Dynamic Pre-Cooling: A detailed study of temperature absorption time and air velocity is essential to ensure uniform cooling throughout the entire volume of the product.

IMPORTANT TIPS
  • Rapid pre-cooling below 2 °C and strict maintenance of the cold chain at all stages of distribution are essential.
  • Do not expose pre-cooled fruit to warm or humid environments — surface condensation (“sweating”) can cause rapid deterioration.
  • Maintain uniform temperature inside the cold storage chambers.
  • Keep CO₂ levels between 10 % and 15 % to help preserve fruit quality.
  • Ensure low air-speed cooling, as strawberries have delicate skin.
  • Monitor sugar content during harvest (7° – 10° Brix) using optical refractometers.
  • Disinfect cold-storage rooms before use.
  • Avoid foreign odors, as strawberries easily absorb external smells.
  • The use of edible coating sprays can significantly extend the product’s shelf life.