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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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A Detailed Guide to Practical Techniques for Shiitake Mushroom Processing and Fresh-Keeping
When harvesting shiitake mushrooms, place them gently in plastic baskets without squeezing or deforming them, then remove impurities from the fruiting bodies, pick out damaged mushrooms, trim the base of the stems, and sort them according to cap size, thickness and moisture content, arranging them on bamboo blinds or reed mats in a ventilated place. They should be processed promptly; piling them together for a long time will reduce quality. 1. Drying shiitake mushrooms (1) Sun-drying: For mushrooms to be sun-dried, stop spraying water directly on the fruiting bodies 2-3 days before harvest to avoid excessive moisture content in the fresh mushrooms. Harvest promptly when the fruiting bodies are 70-80% mature, the partial veil has just broken, and the cap edges curl inward in the shape of a copper gong. It is best to harvest on a sunny day; after harvest, use stainless steel scissors to trim the stem base, sort according to cap size, thickness and moisture content, spread them gill-side up on reed mats or bamboo blinds, and place them in sunlight to dry. Generally, about 3 days of drying is needed to reach full dryness.
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Harvesting and Fresh-keeping Methods for Cut Leaves of Japanese Spindle
[Other Chinese Names] Yagi, Dongqing Weimao, Fufangshu, Haiweimao, Huangzhualongshu, Jiaweimao, Maixiang, Japanese Euonymus, Sijiqing, Zhengmu [Family and Genus] Celastraceae, Euonymus [Place of Origin] Japan, China [Plant Characteristics] Japanese spindle is an evergreen shrub or small tree. The plant height can reach 8 m. The branchlets are green. The simple leaves are opposite, obovate or narrowly oblong, 3-6 cm long, with an acute or obtuse apex, a broad wedge-shaped base, and finely blunt-toothed margins, smooth, leathery. [Cut Leaf Harvesting] Harvested part
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Harvesting and Fresh-keeping Methods for Cuttings of Amorpha fruticosa, an Open-field Flower
[Other Chinese names] Mianhuai [Family and genus] Fabaceae, Amorpha [Place of origin] North America [Plant characteristics] Amorpha fruticosa is a clumping shrub. Plant height 1-4 m. Branches grayish blue. Odd-pinnate compound leaves alternate; leaflets 11-25, oblong. [Cutting harvest] The harvested part is the first-year woody branch of Amorpha fruticosa, preferably 1-1.5 cm in diameter. To obtain the ideal propagation results, top branches with shorter internodes and full growth should be selected. Pay attention to reasonable cutting collection so as not to affect
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Pear Fruit Storage and Fresh-Keeping Methods and Technical Key Points
Different pear varieties and types require different optimal temperature, humidity and optimal gas composition standards. For newly bred varieties, experiments must be conducted to determine the suitable temperature, humidity and optimal gas composition required for their storage, so that temperature and humidity control and gas composition regulation can be effectively carried out during storage to achieve the best storage results. Pear fruits are broadly divided into two major types. 1. Crisp-fleshed type varieties: The white pear system and the sand pear system mostly belong to the crisp-fleshed type. Generally, crisp-fleshed varieties, after harvest
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Detailed Guide to Apricot Storage and Fresh-Keeping Methods and Techniques
Storage and Fresh-Keeping of Apricots 1. Determining the Suitable Harvest Maturity of Apricots Determining the suitable harvest maturity is key to storing apricots. The judgment of maturity can be determined based on factors such as the number of days of fruit development, changes in fruit color, the texture of the peel and flesh, the aromatic flavor of the fruit, and the firmness of the fruit's attachment. Apricots intended for storage should be harvested when the fruit has reached the inherent size of the variety, the fruit surface has turned from green to yellow, the sun-facing side shows the variety's inherent color, the flesh is still firm, nutrients have been fully accumulated
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Detailed Explanation of Short-Term Storage and Fresh-Keeping Methods for Ginger
If the ginger is to be processed and used, short-term storage and fresh-keeping are needed. Choose a sheltered spot indoors, first spread a layer of moist sand on the ground, then arrange the stored ginger upright and closely packed on top, covering each layer with 5-6 cm of moist sand; in this way it can be stacked 0.8-1 m high, with the topmost layer covered with 10 cm of moist sand, then cover with plastic film to retain moisture. Note that water must not enter the ground, and the film may be left off for the first half month.
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Breeding Methods and Key Keeping Techniques for the White Cloud Mountain Minnow
Morphological Characteristics of the White Cloud Mountain Minnow The White Cloud Mountain minnow, also known as the Baiyun Mountain fish, Tang fish, red-tailed fish, and colorful golden-line fish, belongs to the Cyprinidae family and originates from Guangdong, China. The White Cloud Mountain minnow was first discovered in the Baiyun Mountain in the northern suburbs of Guangzhou, Guangdong Province, China, hence the name Baiyun Mountain fish. The White Cloud Mountain minnow is about 3-4 cm long, with a spindle-shaped, slender body that is slightly laterally compressed, a small head, large eyes, and a bluntly rounded snout. The back of the fish is tea-brown with a slight blue tinge, the belly is silvery white, the dorsal fin and caudal fin are bright red, the tips of the pelvic fins are yellow, and the center of the tail is also red.
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Artificial Keeping Methods and Technical Key Points for the Chinese Cobra
The white-banded snake, also known as the many-banded krait or the small-banded krait, has high medicinal and economic value. Its keeping methods are as follows: 1. Build reasonable pools. The snake pool is built of brick and stone, 2 m square and 1.5 m high, and can hold 15-20 snakes; putting in too many snakes makes management difficult. The pool walls are smoothed with cement, and a movable glass cap is added on top of the wall in a T shape to prevent escape. The bottom of the pool is the snakes' activity area, where weeds should be planted, and then snake nests should be built with sand, wooden boards, bricks and tiles, etc. Build a flowing water ditch and a bait basin in the pool, and cover the pool with
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How to manage cotton during the bud stage? Keeping it steady is the key
Currently, cotton is gradually entering the bud stage. As the saying goes: "For cotton to be high-yielding, steady growth during the bud stage is the foundation." Based on my investigations in the countryside and problems encountered during technical guidance, combined with this year's climate characteristics and cotton growth conditions, I believe that bud-stage management should be based on "simplification, labor saving, high yield, and high efficiency," centered on the word "steady," and measures should be flexible and tailored to the seedlings. The specifics are as follows: 1. Intertillage and earthing up. With the promotion of plastic-film cotton and the use of herbicides, the number of intertillage operations has decreased significantly, but necessary intertillage should still be
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