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Mushrooms Stay Fresh Longer in Fine-Pored Packaging
A horticultural researcher in the UK, after comparing several different packaging formats for mushrooms, found that mushrooms packed in shallow trays with fine-pored film (which allows gases such as oxygen to pass through) have a longer shelf life. A small area of "micropores" just a few cm square on the film lets in just the right amount of oxygen for the mushrooms to respire, while not causing phenol oxidation. This type of film also allows water to pass through so the mushrooms do not dry out. It is said that mushrooms packed with this film stay white and keep their caps tight for several days longer than those packed with ordinary perforated film and trays.
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Detailed Explanation of Soft-Packaging Quick-Freezing Fresh-Keeping Technology for Oyster Mushrooms
Oyster mushrooms have a tender and crisp texture, making them inconvenient to transport and store. Especially during high-temperature periods and peak harvest seasons, if the processing capacity at the place of origin cannot keep up, exporting becomes difficult, and the problem of "difficulty in selling mushrooms" often arises. Therefore, the problems of oyster mushroom sales, transportation, storage, and processing should be fundamentally solved. There are three main traditional methods for storing oyster mushrooms: First, processing them into salted mushrooms for export and domestic sale. However, from the perspective of domestic sales, due to the high salt content, they need to be soaked repeatedly many times before consumption, which is not only time-consuming and laborious, but they still taste too salty when eaten, and the flavor deteriorates, making it difficult for consumers to
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What are the methods for keeping shiitake mushrooms fresh with sealed packaging and refrigeration?
There are many methods for keeping shiitake mushrooms fresh, including quick freezing, refrigeration, chemical treatment, controlled atmosphere, and microwaving. Shiitake mushrooms to be kept fresh by dehydration and refrigeration should stop being sprayed with water 10 hours before harvest and be harvested when they reach eight-tenths maturity. After harvest, select them and remove impurities, cut off the mushroom stems, grade them according to customer requirements, then place the shiitake mushrooms on a mat with the gills facing down and dry them in sunlight. In autumn and spring, dry them for 3-4 hours; in summer, dry them for 1-1.5 hours. After drying, the dehydration rate of the shiitake mushrooms is 25%-30%, that is, 100 kg of fresh shiitake mushrooms becomes 70-75 kg after drying. At this point, when pinched
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Detailed Explanation of Grading and Packaging Standards for Button Mushrooms (Agaricus bitorquis)
Quality Standards Basic quality requirements: fresh and clean, free of abnormal odor or taste, free of abnormal foreign moisture, carefully picked, fully developed, with maturity suitable for market or storage requirements. Special grade: same variety, excellent shape and color, cap not opened, with the inherent color of the variety, no water damage, no rot. Grade I: same variety, normal shape and color, cap not opened, with the inherent color of the variety, no water damage, no rot, no pests or diseases or other damage. Grade II
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