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Basic introduction to the new oyster mushroom variety 2001
"2001" is a new oyster mushroom variety newly bred in 2002. Comparative trials and large-scale production have proven that this variety has 3 outstanding characteristics: high resistance to yellow mushroom disease and rust spot disease, high yield, and high efficiency, and is known as the "three highs" variety. 1. High resistance to yellow mushroom disease and rust spot disease. "2001" is a wide-temperature-type oyster mushroom, with fruiting bodies ranging from pale white to grayish white. It can fruit within a temperature range of 1--33°C. In large-scale production from early autumn planting to the end of spring, in areas where yellow mushroom disease and rust spot disease occur, "2001" can remain safe and sound,
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Cultivation Technical Points for the New High-Temperature Grey Oyster Mushroom Strain
In the spring of 2001, after our oyster mushroom variety comparison trial ended, when the temperature reached as high as 34°C, several oyster mushroom fruiting bodies successively grew on the waste material pile covered with overgrown weeds. The color ranged from greyish-white to greyish-black, the fruiting bodies grew in clusters, and the largest cluster weighed 2.4 kg. Through directional tissue isolation and fruiting trials using bottle cultivation and bag cultivation methods, it performed well. After 2 years of pilot-scale verification, it was confirmed to be an excellent strain for summer cultivation. By the spring of 2004, virus-free treatment was carried out, making its traits more stable, and it can serve as the dominant strain for summer oyster mushroom production.
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Why are oyster mushrooms growing poorly? The reasons are here
Some oyster mushroom growers wrote in saying that the oyster mushrooms they cultivated were not growing as well as they had hoped, and they wanted to know where exactly the problem lies. Below is an analysis and a few reminders regarding some problems commonly seen in cultivation: The first reason may be that the ambient temperature and the substrate temperature are unsuitable. Being above or below the fruiting temperature range of the cultivated variety will both lead to the phenomenon of no fruiting, or of no normal fruiting after the first flush has been harvested and the crop turns to the next flush. The second reason is poor ventilation in the mushroom shed. Poor oxygen supply and excessively high carbon dioxide concentration are both unfavorable to fruiting; when oxygen is severely lacking, large numbers of mushroom
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Cause Analysis and Diagnosis and Treatment Methods for Mycelial Regression in Oyster Mushrooms
In the autumn and winter seasons of last year, mycelial regression occurred frequently in oyster mushroom production, and there were also sporadic cases this spring and summer. The symptoms of mycelial regression are as follows: the spawn blocks germinate normally, the colonization of the substrate is slower than normal, and growth from the spawn blocks is radial. When the mycelium length reaches 4-5 cm, the mycelium gradually becomes sparser starting from the spawn block, while the mycelium at the growing tips is denser and denser white and continues to develop, with the mycelium behind it fading and thinning accordingly, until finally the surface of the entire mushroom bag appears slightly grayish-white or even devoid of mycelium. At 40 days after inoculation, the mushroom bags appear grayish-white rather than the normal pure white, and no
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Detailed Explanation of the Development Method and Production Process of Oyster Mushroom Yogurt
Oyster mushroom is an edible fungus that is easy to cultivate, has high yield, and is deeply loved by the general public. Oyster mushroom has tender flesh, a delicious taste, and rich nutrition. Every 100g of dried mushroom contains 23-28g of protein and 1.42-2.87g of fat; the protein contains 18 kinds of amino acids, and the 8 essential amino acids for the human body and 2 semi-essential amino acids (arginine, histidine) account for about 40-50% of the total amino acid content. It also contains trace elements such as phosphorus, potassium, iron, zinc, and copper, as well as rich Vc. Oyster mushroom has very high medicinal value
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Detailed Explanation of Key Techniques for Oyster Mushroom Cultivation on Sterilized Substrate
1. Preparation of the culture substrate: Select fresh materials free from mold, uniform in coarseness, and remove impurities. Mix the raw materials together in proportion until evenly blended, then add water and stir; control the moisture content at 60%, so that when squeezed into a ball in the hand, slight moisture appears between the fingers but no water drips out. Then fill into bags. 2. Sterilization: Use the high-pressure cabinet sterilization method, holding at 120°C under stable pressure for 2-3 hours; or the steam sterilization method, steaming thoroughly at 100°C and holding for 4-6 hours. A steamer pot can also be used for sterilization: first add water to the pot, attach a steaming rack on top, and cover tightly with pressure. After steam rises from the top layer, sterilize for 10-15 hours.
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Detailed Explanation of Outdoor Raised-Bed Cultivation Techniques for Oyster Mushrooms
I. Mushroom Bed Selection: Choose open land or cultivated land that is sheltered from wind and facing the sun, close to a water source, well-drained, and with little harm from poultry and livestock, or dig mushroom beds in the woodland clearings of orchards. The mushroom bed should run north-south, be about 10 cm deep, 1 m wide, and any length. Leave a cement ridge about 10 cm wide or a small ditch in the middle of the bed. After digging the mushroom bed, disinfect it with 1% lime water or lime powder. II. Compost Preparation: Oyster mushroom compost resources are abundant; cottonseed hulls, wheat straw, rice straw, sawdust, sugarcane bagasse, corncobs, and rapeseed hulls can all be used for cultivation, but cottonseed hulls
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Key Points of Disinfection Techniques for Oyster Mushroom Indoor Cultivation Rooms
Mushroom rooms must undergo strict disinfection treatment before use. There are many disinfection methods, which can be selected according to specific conditions. Sulfur fumigation: generally, the mushroom room is sealed first. Then sulfur is lit for fumigation, using about 15 grams of sulfur per 1 cubic meter. This method is the simplest. Formaldehyde and potassium permanganate fumigation: likewise seal the mushroom room well, using 10 milliliters of formaldehyde plus 4 grams of potassium permanganate per 1 cubic meter. Formaldehyde has strong bactericidal power but poor insecticidal effect, and is highly irritating, so operators must pay attention to protection during disinfection treatment. Bleaching powder spray:
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Indoor Cultivation Techniques for Oyster Mushrooms: A Detailed Guide to Mushroom House Setup
The mushroom house should face south, be built on high, dry ground with good drainage, close to a water source, and in a well-ventilated location; its size can be determined according to specific conditions. The design of the mushroom house must take into account the growth requirements of oyster mushrooms, favoring ventilation, moisture retention, and a certain amount of scattered light. The windows of the mushroom house should be installed on the walls at both ends of the aisle, one above and one below, with the upper window slightly lower than the eaves and the lower window 6-10 cm above the ground. The bed frames inside the mushroom house should be sturdy and neat, and convenient to work with. The bed surface is generally 0.6-1 m wide, and the bed frames generally have 4-5 tiers, with the bottom tier 0
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Indoor Cultivation Techniques for Oyster Mushrooms: Detailed Explanation of Compounding, Filling, and Spawning Methods
1. For the formula of the growing substrate, cottonseed hulls are generally the better choice, because cottonseed hulls are relatively rich in nutrients and also have good air permeability. Choose dry cottonseed hulls with no mold, and it is best to sun-dry them for 2-3 days in advance. The raw material formula is: 100 kg cottonseed hulls, add 2 kg superphosphate, 3 kg gypsum, 0.2 kg carbendazim, and add about 150-160 kg water (depending on how dry the cottonseed hulls are and how much cotton lint they contain). Mix the above raw materials thoroughly, and adjust the moisture until it feels right when squeezed tightly by hand: water droplets appear between the fingers but do not drip
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