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Identification and Control Methods of Physiological Diseases of Reishi Mushroom
Due to the action of abiotic factors, the physiological metabolism of reishi mushroom is often disrupted, leading to disease. Symptoms After physiological diseases occur, deformed mushrooms grow, and the mycelium stops growing or grows poorly and shrinks, and excessive vegetative growth can also occur. Causes During cultivation, improper management leads to poor nutrition of the mushroom body; the temperature in the cultivation room is too high or too low, and ventilation is poor; the water content of the substrate is too high or too low, or the pH is unsuitable; lighting is inconsistent; the bed contains excessively concentrated harmful gases; pesticides and growth regulators are used improperly.
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Symptom Identification and Control Methods of Penicillium Disease in Lingzhi (Reishi Mushroom)
Penicillium disease occurs commonly in edible mushroom cultivation and is an important disease on the mushroom beds of lingzhi (reishi mushroom) and other edible fungi, and it also frequently occurs during the fruiting body formation stage. Symptoms: at harvest time, the lingzhi roots left on the cultivation bed are easily infected, and after infection they gradually infect healthy tissues near the diseased tissue. It generally invades from the base of the stipe of healthy lingzhi, after which yellow-brown rot develops and spreads upward from the base. It affects the yield and edible value of the fruiting bodies. Pathogen: this disease is a fungal disease, Penicilliun sp., belonging to the Deuteromycotina. Conidiophores
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Identification and Control Methods of the Lingzhi Flat Bug
The flat bug Mezira membranacea branacea (Frab.) belongs to the order Hemiptera, family Aradidae. This insect was first discovered on log-cultivated lingzhi (Ganoderma lucidum) in Baoxi Township, Longquan City in 1994. In recent years, it has caused very serious damage in log-cultivated lingzhi production areas, with its range of damage expanding day by day, greatly affecting the yield and quality of log-cultivated lingzhi. The lingzhi flat bug is mainly distributed in Longquan, Zhejiang, China; Shaowu, Fujian, China; Nanning, Guangxi, China; Hainan Island, China; Taiwan, China; and Japan. Damage characteristics: The flat bug sucks the sap from lingzhi mycelium and primordia
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Harm and Control Methods of Drosophila melanogaster on Ganoderma lucidum
Drosophila melanogaster belongs to the order Diptera, family Drosophilidae. It is mainly distributed in the southern provinces of China, where it damages edible fungi such as Ganoderma lucidum, wood ear fungus and silver ear fungus, causing serious damage. Damage characteristics: the larvae of Drosophila melanogaster feed on Ganoderma lucidum mycelium and the growing substrate, causing the substrate to become waterlogged and rot, which can lead to bacterial invasion. The adults can carry molds, nematodes, mites and other pests and diseases, aggravating the occurrence of pest damage and seriously affecting the yield and quality of Ganoderma lucidum. Morphological characteristics: the adult is relatively small, about 4
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Breeding Methods and Feeding Techniques for the Ganoderma Turtle
The Ganoderma turtle, also called the twelve-ridged turtle, is small in size, reaching a maximum of only 200-250 grams. It is a Class II nationally protected animal and a specialty of China. The Ganoderma turtle resembles the Ganoderma herb in shape, hence its name. Its mouth is hook-shaped and curved. Its eyes are large and protruding, with light yellow longitudinal stripes running from the side of the snout along the eye to the side of the neck. The Ganoderma turtle has strong adaptability, tolerates hunger, has strong vitality, and a long lifespan. Its meat is tender, has no off-flavor, and is rich in nutrients, making it an ideal nourishing food. The Ganoderma turtle has effects such as replenishing yin and blood, boosting essence and qi, and helping with weakness. Therefore, the Ganoderma turtle is extremely valuable and deeply
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Damage Symptoms and Control Methods of the Ganoderma moth
The Ganoderma moth, scientific name Hapsifera barbata Christoph, belongs to the order Lepidoptera, family Tineidae. Also known as the wood-boring worm, its larvae bore into and feed on polypore fungi. In recent years in the Jiangsu area, it has been found causing damage on the culture media and fruiting bodies of log-cultivated Ganoderma, Armillaria mushroom logs, substitute-substrate Ganoderma and oyster mushrooms. Damage characteristics: on soil-cased Ganoderma, the moth bores into the fruiting body, feeds on the contents, and excretes frass onto the surface of the fruiting body; in severe outbreaks, it can eat the fruiting body completely bare. Morphological characteristics: adult body length 5-
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Detailed Explanation of Log Cultivation Methods and Technical Key Points for Lingzhi (Reishi Mushroom)
① Selection and processing of logs: broadleaf trees such as oak, chestnut, Mongolian oak, peach, willow, poplar, and black locust should be used as logs. Diameters of 5-15 cm may all be used. After selecting the tree species, cut immediately, but there is no need to peel the bark; saw into logs 1 m long. If the tree species has a high moisture content, stack and dry until a wooden wedge driven into the log shows no sap exuding, then inoculation can begin. ② Inoculation period: choose a time when the temperature is 20-26°C and the relative air humidity is below 60%, which is favorable for dry cultivation and avoids
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Damage Caused by Cutworms to Reishi Mushrooms and Its Control Methods
Cutworms belong to the order Lepidoptera, family Noctuidae. They are not only an important pest of agricultural and forestry crops, but also a common pest in the cultivation of edible fungi such as reishi mushroom, silver ear fungus, wood ear fungus, and oyster mushroom. They are widely distributed, but the degree of damage varies. They occur more frequently in outdoor open-field sunken-bed cultivation and plastic greenhouses. Damage characteristics: The larvae feed on the mycelium of reishi mushrooms, inhibiting mycelial growth and affecting fruiting body formation, which reduces reishi mushroom yield and lowers quality. Morphological characteristics: Adult body length 16-23 mm, wingspan 42-54 mm
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What are the scientific harvesting methods for lingzhi (Ganoderma lucidum)?
When the lingzhi stipe grows out of the bag opening, under suitable conditions it quickly forms a cap. The lingzhi fruiting body is initially white, then turns yellow, and after 2 to 3 months becomes purple, brown, or red. When the edge of the cap stops growing (no pale yellow ring at the edge) and brownish-red spores grow within the hymenium on the underside of the cap, the fruiting body has matured and can be harvested. Before harvesting, attention should be paid to collecting the spores released by the fruiting body so as to produce spore powder. When harvesting, pinch the stipe with your hand and gently twist it off, then trim away the part of the lower end of the stipe that bears the culture medium
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What are the control methods for goji aphids?
Goji aphids, also called green honey aphids or honey bugs, belong to the family Aphididae. They cluster on tender shoots, flower buds, green fruit and other parts, sucking sap; infested shoots curl and shrink, and growth stalls. In severe cases, the surface of goji leaves, flowers and fruit is entirely covered by aphid secretions, affecting photosynthesis, causing early defoliation and resulting in heavy yield losses. Goji aphids produce about 15 generations a year, overwintering as eggs in branch crevices and bud axils; the following year in late April they hatch into stem mothers, reproducing by parthenogenesis and viviparity, and winged aphids appear in the second and third generations, reproducing and spreading in the field, with 5
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