14.8.09

Degreening From Green To Orange

Green is unattractive. At least for citrus fruits like navel oranges, Valencia oranges, lemons and mandarin oranges.

We know that green oranges are generally immature. In order to make it appetizing, oranges are degreen to turn them from green to orange.

On a tree, oranges depends on the weather to change from green to orange color. Nature with a combination of temperature, humidity and gases to slowly turn the fruit to orange color.

Citrus Degreening are done to hasten the discoloration. Degreening chambers are used for hastening this process. Insulated from the natural envirnoment, harvested oranges are placed in such chambers and the parameters of an optimum weather conditions for turning the color from green to orange are then regulated, kept and monitored.

Temperature, humidity, oxygen, carbon dioxide and ethylene level are regulated to optimise the degreening process.

Remember to take your vitamin C.

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RETA 6208 Training-Workshop on Postharvest Research and Technology Development
Training Manual on Postharvest Research and Technology Development for Tomato and Chilli in RETA 6208 Countries


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