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Seven methods of applying nutrient solutions to increase oyster mushroom yields
1. Sucrose and calcium carbonate phosphate mixed solution: sucrose 1%, calcium carbonate 1%, potassium dihydrogen phosphate 0.1%. Use when the mycelium has covered the mushroom bed and before fruiting bodies appear. 2. Urea and citric acid mixed solution: urea 0.5%, citric acid 0.1%, adjust pH to 7 with sodium hydroxide. Use after the first flush of mushrooms is harvested. Using it after the second flush is not effective and instead hinders oyster mushroom growth. 3. Sugar, urea and citric acid mixed solution: sucrose, citric acid and urea 1% each, adjust pH to 7. Same
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Analysis of Garlic Diseases in Jinxiang and Detailed Explanation of Prevention and Control Methods
Editor's Note: Jinxiang in Shandong is the most important garlic-producing area in China, and in recent years several diseases have been plaguing garlic farmers. Although some newspapers have also reported analyses by many people, many of them are ambiguous and leave readers confused. Recently, this newspaper specially invited Mr. Song Yuanlin, a vegetable expert from the Shandong Academy of Agricultural Sciences, to conduct a survey and gather information among garlic farmers. The findings and preliminary conclusions are now made public as follows. Secondary growth of garlic and the hollow garlic phenomenon: In spring, when garlic grows to a certain stage, the scale buds begin to differentiate, the leaves degenerate
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Breeding Methods and Key Points of Reproduction Techniques for Oscar Fish
The oscar fish, also known as the black pig fish, star cichlid, tail star fish, and piglet fish, belongs to the family Cichlidae and the genus Astronotus, and is native to the Amazon River basin in South America. Not only is its appearance adorable, but its flesh is also very delicious (comparable to grouper). It has both ornamental value and food value, and it has strong adaptability to water quality, a short breeding cycle, easily available feed, and high economic value. It is currently selling very well on the market. I. Morphological Characteristics of the Oscar Fish The oscar fish is one of the larger species among ornamental fish, and under artificial rearing conditions its body length can exceed
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Causes and Control Methods of Yellow Mushroom Disease in Oyster Mushrooms
In recent years, the cultivated area of oyster mushrooms has continued to increase, but due to poor management by growers, weak awareness of disease prevention, and other reasons, the incidence of yellow mushroom disease in oyster mushrooms has shown an upward trend year by year. In some mushroom sheds, after one flush of mushrooms, no more mushrooms appear for a long time; in others, the small mushrooms that do appear turn yellow before growing up, then shrivel and die, leading to a decline in oyster mushroom quality and making it difficult to increase yield. For this reason, the author studied the causes of the disease and integrated control techniques, and reports as follows: 1. Disease symptoms. Yellow mushroom disease mostly starts from the caps of young mushrooms or the junction between the stipe and cap of small mushrooms. After onset, pale yellow spots appear on the caps of young mushrooms or in the depressions of the caps of small mushrooms. The young mushroom bodies become sticky, stop growing, and die; small mushroom bodies grow slowly and lose elasticity, breaking apart at the slightest touch, after which the mushroom bodies become sticky and shrivel, giving off a foul rotting odor. The disease spreads rapidly, causing the cultivation substrate surface to become sticky and cease producing mushrooms.
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What are the control methods for common lily diseases?
Several common diseases of lilies: lily mosaic virus, bulb rot, leaf spot, leaf blight, etc. Mosaic virus is also called lily latent mosaic virus. When the disease breaks out, chlorotic spots or necrotic spots of uneven depth appear on the leaves, the affected plants are stunted, the leaf margins curl, and the leaves become smaller. Sometimes spindle-shaped light brown lesions appear on the petals, the flowers are deformed, and they do not open easily. Control methods: 1. Select virus-free bulbs for propagation; 2. Strengthen the control of aphids and leafhoppers; 3. Promptly pull out and destroy diseased plants. Leaf spot disease: when this disease first appears, the leaves
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Symptom Identification and Control Methods of Lily Gray Mold
Lily, belonging to the genus Lilium in the family Liliaceae, is a perennial herbaceous plant. In recent years, lily cultivation has been severely threatened by diseases, mainly including lily gray mold (leaf blight), Phytophthora blight, basal rot, and viral diseases. These diseases often occur together, compounding the damage. Among them, lily gray mold has the greatest impact on lily growth and cut flower quality, and can even affect the propagation of lily bulbs. Lily gray mold is a commonly occurring disease. It mainly damages leaves, but can also infect stems and flowers. Infected lily leaves and floral organs frequently develop symptoms such as leaf scorch, deformed flower buds, and wilting petals in the later stages.
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What are the methods for storing and preserving cut lily flowers?
After cut flowers are separated from the mother plant, life activities such as transpiration and respiration of the leaves and stems continue, so water in the plant is continuously lost, and organic matter is continuously decomposed and reduced. If water and nutrients cannot be replenished in time and the rate of water loss cannot be slowed down, the flowers will wither within a short time, reducing or losing the commercial value of the cut flowers. Therefore, the storage and preservation of fresh cut flowers is very important, and generally includes three aspects, namely pretreatment, storage, and post-sale vase placement, forcing open, and preservation. ① Pretreatment: After harvesting, cut flowers need to be pretreated immediately, main
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What are the treatment methods for a sudden outbreak of canine distemper in a fox herd?
Antiviral serum once a day, one dose per animal, for 2-3 consecutive days; analgin twice a day, 5 ml per animal each time; cefotaxime sodium 2 times a day, 0.5 g per animal each time; Kaiwei Xiaoshi Ling 2 times a day, 1.5 ml per animal each time; for those with vomiting, inject Aimaol, 1 dose per animal each time, for 3-5 consecutive days.
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A Detailed Guide to Jujube Fruit Storage Methods: Easily Extend the Fresh-Keeping Period
I. Timely Harvesting Jujube fruit maturity is one of the important factors affecting the fresh-keeping effect of fresh jujube storage. Many studies have shown that jujube fruit maturity is negatively correlated with storage performance: the lower the maturity, the more storage-tolerant it is, and its storage tolerance declines with jujube fruit maturity. White-ripe fruit is better than early-red fruit, early-red fruit is better than half-red fruit, and the storage tolerance of fully red jujube fruit declines noticeably. In 1985, the storage performance at different harvest times at the Fruit Tree Research Institute of the Shanxi Academy of Agricultural Sciences showed that for pointed jujubes picked from the same tree at different maturity stages and stored in a cold store at 0°C±1°C
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What to Do About Garlic Continuous Cropping? Practical Control Methods Shared
Yongnian County is a major garlic-growing county, but in recent years, continuous year-after-year garlic planting has caused physiological diseases to become increasingly severe. In addition, garlic's selective absorption of nutrients has made the problem of insufficient nutrient supply prominent, showing symptoms such as dead seedlings, root rot, anthracnose, and in the later stage some cylindrical leaves like scallion leaves, which are unfavorable for the normal bolting of garlic scapes. This not only increases the labor intensity of garlic farmers but also reduces garlic yield. Changing the garlic root environment is the key to increasing garlic income, as follows: apply "Nong Dage" or "Chongcha No. 1" biological bacterial fertilizer per mu of garlic
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