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Key Technical Points for Summer Management of Mushrooms Grown on Bed Logs
A Brief Discussion of Key Technical Points for Summer Management of Mushrooms Grown on Bed Logs
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Why oyster mushroom logs grown with casing soil produce high yields
Bagging and inoculation: Select fresh cottonseed hulls, add 1% gypsum, 1% lime and 0.10% carbendazim, with a material-to-water ratio of 1:1.3-1:1.5. After mixing evenly, pile on a concrete floor to ferment for 3-5 days, then bag. When bagging, first tie one end of the material tube firmly, add a small amount of spawn, then when the material fills half the bag, sow 5-6 pieces of spawn the size of red dates at the edges of the material, then continue filling with material; once the bag is full, sprinkle a layer of spawn on the surface of the material and tie the bag opening firmly. Arranging bags for mycelial growth: The method of arranging bags for mycelial growth
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The broken-planting technique for oyster mushroom logs helps increase yield
For oyster mushrooms cultivated in mushroom bags, the yield drops greatly after 2-3 flushes of mushrooms. If the temperature rises, the quality will also be reduced. How can later flushes be cultivated to equal or even exceed the yield of the previous flushes? Below is a simple and practical method - the broken-planting method. Remove the plastic bags from mushroom bags that have produced 2-3 flushes, then scrape the old surface layer once, and soak in 5% lime water. If the mushroom logs are relatively dry, also soak in 1% salt water for half a minute. Before soaking, poke a hole through the mushroom log from top to bottom so
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Detailed Explanation of Key Points of Open Inoculation Technology for Shiitake Mushroom Logs
Open inoculation of shiitake mushrooms is a new technology summarized and innovated in recent years. Because it is easy to operate, does not require an inoculation box, and saves time and labor, it is generally welcomed by the majority of mushroom farmers. The technology is introduced as follows: 1. Selection of inoculation site ① Choose a room that is sheltered from the wind, clean, dry, well sealed, and with no sources of miscellaneous bacteria contamination within 50 meters nearby as the open inoculation site. ② The inoculation room must be cleaned and disinfected one day before the mushroom logs are moved in. 2. Mushroom log handling ① Under normal pressure sterilization, after maintaining at 100°C for 14 hours,
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Detailed Explanation of Technical Measures for Safely Overwintering Shiitake Mushroom Logs Through Summer
Key Management Points for Safely Overwintering Mushroom Logs Through Summer. Outdoor summering. Outdoor shade shelters have good ventilation and cool down quickly, therefore, using outdoor shade shelters for mycelium running can effectively reduce the occurrence of "mushroom burning." Specific measures taken for summering and mycelium running using outdoor shade shelters: First, build trellises around the shade shelter and plant vine crops such as pumpkins and luffa to improve the shading effect; Second, install automatic rotating tap water sprinklers or spray pipes on the shelter roof, and spray water to cool down from 10 AM to 4 PM every day; Third, dig interconnected trenches 20 cm wide and 30 cm deep around the inside of the shelter and on both sides of the walkways, and run flowing water through the trenches to cool down.
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What to Do When Shiitake Mushroom Logs Rot? Detailed Analysis of Causes and Control Techniques
In recent years, varying degrees of log rot have appeared in some shiitake-producing areas, causing waste of resources and economic losses for mushroom growers, and in some areas it has seriously threatened the development of the shiitake industry. For example, in Xianliang Town, Qingyuan County, Zhejiang Province, the log rot rate in 1999 reached 17%, with some individual growers exceeding 50%, resulting in heavy losses. In response, we have conducted dedicated research since 1999 and have preliminarily identified the causes of rot and control techniques. 1. Causes of log rot. Log rot mostly occurs in old mushroom-producing areas with many years of cultivation, and its fundamental
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What to Do When Shiitake Mushroom Logs Are Burned by Heat and Rot? Cause Analysis and Preventive Measures
From late June to early August 2003, Lishui City, Zhejiang Province experienced a historically rare continuous high-temperature and low-rainfall weather lasting more than 40d, with temperatures exceeding 40°C for 14d, among which the urban area of Lishui reached 43.2°C, breaking the historical extreme and ranking first in the country. This brought serious impacts on people's production and daily life, especially dealing a devastating blow to shiitake mushroom production. The mycelium of shiitake mushroom logs, harmed by high temperatures, exhibited phenomena such as black liquid oozing, rotting and log disintegration. Of the city's 350 million bags of flower shiitake mushroom logs, 150 million bags rotted due to high-temperature mycelium burning, accounting for
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Detailed Explanation of the Key Technical Points for Color-Turning Management of Shiitake Mushroom Logs
The color-turning management of mushroom logs can be divided into two methods: color turning after bag removal and color turning within the bag. Current production is mostly aimed at obtaining flower shiitake or high-quality thick shiitake, so the within-bag color-turning method is mostly adopted. Its basic management is as follows: 1. Perforation for oxygen enrichment: after the mycelium has fully colonized, the substrate is filled with mycelium, and its metabolic rate increases greatly. Perforation serves the purpose of increasing internal oxygen, expelling waste gas, boosting metabolism and dissipating part of the moisture, and is the first step of color-turning management. 2. Promoting separation of the film from the walls: through perforation, moving, and so on, prompt the plastic film to separate from the substrate. For early-maturing strains with a short colonization time
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Color conversion of shiitake mushroom logs is crucial and growers must not neglect it
When the shiitake mycelium has fully colonized the bag and reached a certain physiological maturity, the aeration, light, temperature and humidity of its growing environment are artificially regulated so that all the aerial mycelium on the surface of the substrate lies down and secretes pigments; the color of the substrate surface gradually changes from dense white and pale white to light brown and then to brown and dark brown, finally forming a brown fungal film that combines multiple functions such as insulation, moisture retention, light exclusion and resistance to contaminating microorganisms. This process is called color conversion. The depth of color and the thickness of the fungal film in shiitake log color conversion are closely related to the fruiting time, fruiting yield and mushroom quality. Under general conditions
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How to prevent and control excessive browning of shiitake mushroom logs that results in no fruiting
1. Causes of the problem. Log browning is a physiological process in the development of shiitake mushroom mycelium and is also a sign of physiological maturity of the mycelium. Suitable conditions for log browning: temperature of 18°C to 24°C, air humidity of 80% to 85%, some scattered light, and good ventilation. If the indoor temperature exceeds 25°C during browning and this high temperature lasts for a long time, it can cause the logs to secrete large amounts of yellow water and pigments, thereby forming a thick brown mycelial skin. The thick mycelial skin formed can block air, causing the mycelium to receive no oxygen and be unable to
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