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Control Methods for Mushroom Mycelium Failing to Grow into the Substrate
About 10 days after spawning, the mushroom mycelium should visibly grow into the substrate. If this is not the case, it is due to causes such as the compost being too wet or too thick, the interior of the substrate being too dry, or the substrate layer being compacted. The cause should be identified promptly to create favorable conditions for mycelial growth. Although a dry surface is not a problem, never spray water on the bed surface while cultivating the mycelium. If the interior of the substrate is too dry, supplemental nutrient water should be added to the substrate: for every 100 sq m, use 0.9 kg of soybeans, soak them until swollen and grind them into about 90 kg of juice, add 45 yeast tablets, 27 vitamin B1 tablets, and 0.45 kg of white sugar
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What are the control methods for mushroom pink mold disease?
Pink mold disease is caused by infection with Trichothecium roseum and spreads through casing soil, airflow and water. It occurs severely under conditions where the growing substrate is too wet. Its symptoms are white cottony mycelium on the cap at first, later becoming a pink powdery mold; when the disease is severe, the pink mold layer is very thick, the stipe and gills both show pink, and the fruiting body becomes stiff and dried out. Control measures: strengthen ventilation and air exchange, and manage the water content of the casing soil and growing substrate well. In affected areas, spray a 1:500 carbendazim aqueous solution and a 1:800 thiophanate aqueous solution.
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Control Methods for Mushroom Mycelium Not Growing into the Casing Soil
Mycelium not growing into the soil means it does not grow into the casing layer. The main reason is that the soil used has not been properly treated, such as being too dry, too wet, too acidic, or too alkaline, the soil itself containing harmful substances, or improper soil disinfection causing chemical damage. Control methods: if the casing soil is too dry or too wet, adjust the moisture promptly and manage ventilation properly; if the casing soil is too acidic or too alkaline, adjust the pH value promptly; if the soil itself contains harmful substances or chemical damage has already occurred, replace the soil.
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Three Practical Methods for Summer Management of Oyster Mushrooms
Oyster mushrooms sown in spring and those sown in late winter often produce 1~2 flushes before high temperatures stop them from fruiting further. To carry the oyster mushroom safely through the summer, preserve its nutrients, and have it continue fruiting in autumn, summer management can be carried out. Air-drying method for mycelial blocks (bags) This method is relatively simple and trouble-free: air-dry the mycelial blocks (bags) that have not fruited or have produced only 1~2 flushes (bags that have not fruited need not have their openings opened), and place them in a cool, ventilated spot. If placed outdoors, add a cover to protect them from rain and to prevent dampness and mold. After the temperature drops in September, soak the mycelial blocks (bags) in a water tank so that
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What to Do When Oyster Mushroom Pinheads Die? Cause Analysis and Control Methods
In oyster mushroom production, due to unsuitable mushroom house environmental conditions and compost, as well as improper management or severe weather and other reasons, pinheads on the mushroom bed often shrink, turn yellow, and eventually die; sometimes pinheads on the bed surface die in batches, seriously affecting yield and economic benefits. For this, the author conducted extensive observational research and summarized the causes of mushroom death and control methods, presented as follows: 1 Continuous high temperatures In autumn mushroom production in northern regions, temperatures go from high to low, which is suitable for the growth and development of oyster mushroom fruiting bodies
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What are the control methods for bacterial blotch disease in oyster mushrooms?
Rust-colored or dark brown spots appearing on the caps and stipes of oyster mushrooms are called bacterial blotch disease of oyster mushrooms. This disease is a bacterial disease that easily occurs during the fruiting body growth stage of oyster mushrooms. The pathogen causing this disease is a Pseudomonas bacterium that is extremely widely distributed in nature. In the early stage of the disease, the spots are only the size of a needle tip and light in color, generally not affecting commercial value. As the disease worsens, the spots rapidly enlarge and their color continuously deepens, often appearing oval or spindle-shaped, or connecting with each other to form irregular large patches, with rust-yellow discolored areas around the patches. When the mushroom bed is severely
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How to handle oyster mushrooms during the flush transition period? A detailed guide to practical management methods
When oyster mushrooms are in the flush transition period, the first step is to remove mushroom stumps and dead mushrooms. Use a sharp knife to dig out the roots without leaving any residue, and pull out the dead mushrooms. Second, for wall-style fruiting, use wooden sticks with a diameter of 2 cm to 3 cm to make holes in the mushroom wall, driving them from top to bottom to a point 20 cm from the bottom layer, then pour the prepared nutrient water into the holes. Irrigate little but often, and add enough water. The nutrient water can be rice-washing water, mushroom root soup, urea water, etc. For ground-cultivated fruiting, the nutrient water can be poured into the pool along with the irrigation water. Third, after pouring the nutrient water, stop watering for 5 to 7 days. During this time, keep the air humidity at
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Identification and Control Methods of Slime Mold Diseases in Oyster Mushrooms
Symptoms The slime mold colonies harming oyster mushrooms are white, and during the vegetative growth stage they mostly spread outward in a feather-like pattern, generally difficult to distinguish from oyster mushroom mycelium. In the middle and late stages of oyster mushroom growth, the slime mold develops rapidly. When the mushroom bed has high humidity, the slime mold spreads from the bottom layer of the substrate to the surface layer, beginning to appear on the surface of the mushroom bed as bright orange-yellow gelatinous filaments, which then rapidly produce powdery gelatinous masses, namely the slime mold spores entering the reproductive stage. The gelatinous masses spread rapidly from the stipe to the cap of the oyster mushroom, gradually enveloping the entire fruiting body and causing the fruiting bodies
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Small tricks to increase oyster mushroom yields: learn these methods for higher production
1. Water with mushroom root water. Put the mushroom roots trimmed off after adding into a pot, add water just to cover them, boil for 20 minutes, take the filtrate, add 7-10 times clean water, and pour it into the water trough on the mushroom wall after harvesting the first flush. This liquid has complete nutrition and is absorbed and converted quickly, generally increasing yield by 10%. 2. Spray hormones. During the young bud stage, spray 0.5‰ ethephon solution once each during the oyster mushroom bud stage, young mushroom stage and cap expansion, 50 ml per square meter each time, which can promote budding and early maturity and increase yield by 20%. 3. Spray trace elements
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What are the ten methods for increasing oyster mushroom yields?
1. Temperature difference stimulation method: During the fruiting body formation and development stage of oyster mushrooms, giving a 7 to 12°C temperature difference stimulation every day can promote earlier fruiting and uniform fruiting body development. The specific method is: cover well with plastic film during the day to keep warm, and in the evening or morning on sunny days uncover the film to expose the bed, ventilate and cool down to increase the temperature difference; combine with high-humidity management to induce fruiting. 2. High humidity stimulation method: First open the mushroom bed (or mushroom blocks) and let them dry for 1-2 days, then spray water 2-3 times a day for 2-3 consecutive days, allowing the mushroom blocks to slowly absorb water, so that the culture medium on the surface of the mushroom blocks
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