-
Detailed Explanation of the New Technology for One-Time Massive Mushroom Flushing of Oyster Mushrooms
The so-called new technology for massive mushroom flushing refers to the use of a supporting set of techniques to force a one-time high yield at the first flush of mushrooms. This is a further improvement and strengthening of "simulated industrial cultivation technology," and practice has shown that the results are very good and that it can be promoted for use. This technology mainly consists of five steps: 1. Carry out virus elimination treatment on the spawn. "Good seed produces good seedlings" is a truth everyone knows, but indefinite preservation of spawn and continuous, unlimited subculturing can lead to problems such as trait degeneration or naturally carrying viruses and pathogens.
-
After the first harvest of oyster mushrooms, beware of bacterial diseases
During the fruiting stage, oyster mushrooms are susceptible to infection by harmful bacteria, so bacterial diseases such as soft rot and spot disease often occur. On December 13, the reporter saw in some mushroom sheds in Zhujiaya Village, Tianliu Town, Shouguang City that the two ends of some mushroom bags after the first harvest of oyster mushrooms showed dark brown watery rot, making it difficult for the second flush to fruit. The reporter's analysis suggests that this situation is soft rot caused by bacterial infection. When oyster mushroom soft rot occurs, the mycelium degenerates, the surface of the substrate bag darkens, softens, and becomes water-soaked and rotten, accompanied by a foul odor. To summarize the causes of the disease in their sheds
-
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
-
Key Points of Off-Season Oyster Mushroom Cultivation in Midsummer
Cultivating oyster mushrooms in midsummer usually involves indoor spawn running and outdoor casing soil for fruiting. Using the opposite cultivation method - burying bags outdoors for spawn running and removing bags indoors for cooling and fruiting - can control contamination by competitor fungi during high-temperature periods, favor the growth and reproduction of oyster mushroom mycelium, and increase oyster mushroom yields. 1. Spawn and substrate. Select high-quality medium-to-high-temperature strains for spawn. For the cultivation substrate, choose from the following formulas according to specific conditions. Formula 1: 97 kg small cottonseed hulls, 1 kg gypsum powder, 1.5 kg lime powder, 10 g of 50% carbendazim
-
Method and Key Technical Points for Cultivating Oyster Mushrooms with Biogas Residue
1. Material preparation. Take fully decomposed biogas residue, cover it with plastic film to prevent pests from laying eggs on it, and drain the water for 24 hours before use. Select fresh, mold-free cottonseed hulls and turn them over to dry in the sun for 1-2 days. 2. Mixing. Mix according to 60% biogas residue and 40% cottonseed hulls, or 70% biogas residue and 30% cottonseed hulls. First mix the cottonseed hulls with water until moist, then mix thoroughly with the biogas residue. The moisture content should be such that water droplets appear when squeezed by hand but do not drip down. 3. Making the mushroom bed. Choose an indoor or outdoor location with good ventilation and light. If it is on an upper-floor surface, use plastic film as a base. The bed width is 80
-
High-quality Oyster Mushrooms Grown with Charcoal Powder
Method: Add 1 kg of charcoal powder, 1 kg of calcium carbonate and 0.01%-0.02% carbendazim to 100 kg of growing substrate, mix thoroughly, then seal and ferment for later use. Principles: 1. Charcoal powder can regulate the carbonic acid ratio in the growing substrate. 2. Charcoal powder is rich in available potassium, phosphorus, calcium and other effective components, which can make up for the nutritional deficiencies of the growing substrate. 3. Charcoal powder has the function of absorbing heat and raising temperature, which is conducive to the rapid growth of mycelium.
-
How to Achieve High Quality and High Yield in Continuous Oyster Mushroom Cultivation
In some old mushroom-growing areas where oyster mushrooms are cultivated continuously, devastating diseases such as oyster mushroom walnut disease and button disease often occur, reducing yields by 50% in mild cases and causing total crop failure in severe cases, bringing certain economic losses to mushroom farmers. Therefore, changing traditional cultivation techniques is very important. 1. Select disease-resistant varieties. Through experimental comparison, choose Keda Heiping and Xide 99, which are both disease-resistant and high-yielding; next are Jiangdu 5526 and Xinyi No. 1. 2. Prepare a high-yield substrate. The recommended formula is: cottonseed hulls 75%, corncob 15%, wheat bran 7%, quicklime 3%, diammonium phosphate 0.50
-
Practical method for cultivating oyster mushrooms in waste cardboard boxes
At a time when the prices of raw materials such as wheat bran and corn cobs are continuously rising, using abundant and low-priced waste cardboard boxes to cultivate oyster mushrooms can yield 0.8 to 1.4 tons of oyster mushrooms per ton of waste cardboard boxes. The specific cultivation technique is as follows: 1. Raw material ratio: waste cardboard boxes 90%, wheat bran 6%, quicklime 1%, plant ash 3%. 2. Raw material processing: after dismantling the waste cardboard boxes, expose them to the blazing sun for 2 to 3 days, and process them into pieces of 8 to 10 cm2. 3. Disinfection and sterilization: put the processed waste cardboard box pieces into a mixing tank
-
Can wine lees be used as a growing substrate for oyster mushrooms?
High-yield method for cultivating oyster mushrooms and other edible fungi using fresh wine lees: 1. Adjust fresh beer lees to pH 8-9 with lime, add 3% corn mixed powder by wet weight and an appropriate amount of mixed hardwood sawdust, and adjust the substrate to about 65%. 2. Weigh dried white wine lees, add 15% corn mixed powder, 4% lime powder, and 130% water, mix well, pile up and ferment. 3. Use bag-type oxygen-permeable filling and inoculation for mycelial growth, and the bed-type casing-soil with film-covering fruiting method for two-stage full-conversion cultivation, or use conventional fruiting management, to achieve high-yield results. To make it easy for mushroom growers to grasp, here we focus on
-
Efficient Cultivation Techniques for Oyster Mushrooms Grown on Corncobs
It is estimated that every 100 kg of corncobs can produce 100-150 kg of fresh oyster mushrooms, with a biological conversion rate of 150%-250%. Material selection and processing. Select fresh corncobs from the current year that are free of mold, expose them to sunlight for 2-3 days, and crush them to the size of corn kernels; screening is not required. Preparation of the growing substrate. Reference formula: corncobs 79%, soybean straw 15%, lime 4%, gypsum 1%, superphosphate 1%, urea 0.3%. Preparation method: first dissolve the lime and urea in water, then mix them into the material, with a water-to-material ratio of 1:1
条件筛选