Storage fresh keeping method of plant type agricultural products
A technology for storage and preservation of agricultural products, applied in botany equipment and methods, food preservation, gardening methods, etc., can solve the problems of high cost of preservation, different storage performance, different refrigeration temperature, etc., achieve easy cleaning, improve antibacterial ability, The effect of extending shelf life
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[0029] Example 1
[0030] A method for storing fresh gastrodia elata includes the following steps:
[0031] S1 Pre-harvest treatment: select plants that have reached physiological maturity, spray them with polylysine compound chitosan emulsion before harvest, and pick them 2h after they are dry;
[0032] S2 Ultrasonic soaking: Use plant-derived fresh-keeping liquid in a confined space to carry out ultrasonic soaking treatment with a material-to-liquid mass ratio of 1:5 for 45 minutes, and the soaking temperature is room temperature, then take it out;
[0033] S3 surface recrystallization: Put the soaked plant agricultural products in a higher fatty acid solution according to the material-to-liquid mass ratio of 1:4, add 35% by mass ammonia water, mix and stir, and supplement with microwave treatment during the mixing and stirring process. , Ammonia water accounts for 15%, and the microwave power is 300W;
[0034] S4 Micro-freezing treatment: place the recrystallized plant agricultural ...
Example Embodiment
[0044] Example 2
[0045] A method for storing fresh ginger, including the following steps:
[0046] S1 Pre-harvest treatment: select plants that have reached physiological maturity, spray them with polylysine compound chitosan oligosaccharide emulsion before harvesting, and pick them 1h after they are dry;
[0047] S2 Ultrasonic soaking: Use plant-derived fresh-keeping liquid in a confined space to carry out ultrasonic soaking treatment for 40 minutes at a material-to-liquid mass ratio of 1:3, and the soaking temperature is room temperature, then take it out;
[0048] S3 surface recrystallization: Put the soaked plant agricultural products in a higher fatty acid solution according to the material-liquid mass ratio of 1:2, add 15% by mass of ammonia water, mix and stir, and supplement with microwave treatment during the mixing and stirring process. , Ammonia water accounts for 10%, and the microwave power is 200W;
[0049] S4 Micro-freezing treatment: place the recrystallized plant agr...
Example Embodiment
[0059] Example 3
[0060] A method for storing and keeping fresh blueberries includes the following steps:
[0061] S1 Pre-harvest treatment: select plants that have reached physiological maturity, spray them with polylysine compound chitosan emulsion before harvesting, and harvest them for 1.5h after they are dry;
[0062] S2 Ultrasonic soaking: Use plant-derived fresh-keeping liquid in a confined space to carry out ultrasonic soaking treatment for 42 minutes at a material-to-liquid mass ratio of 1:4, soaking temperature is room temperature, take it out;
[0063] S3 surface recrystallization: Put the soaked plant agricultural products in a higher fatty acid solution according to the material-liquid mass ratio of 1:3, add 25% by mass ammonia water to mix and stir, and assist in microwave treatment during the mixing and stirring process. , Ammonia water accounts for 12%, and the microwave power is 250W;
[0064] S4 Micro-freezing treatment: place the recrystallized plant agricultural pr...
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