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How to prevent and control peach bacterial shot hole disease? Detailed methods
Peach bacterial shot hole disease is a widely distributed disease with a high incidence rate. Bacterial shot hole disease occurs in all peach-producing areas across the country, especially in coastal and lakeside areas, orchards with poor drainage, and in rainy years, where it often occurs severely. If not controlled in time, it easily causes massive leaf drop, reduces nutrient accumulation, and affects flower bud formation. It not only weakens tree vigor and reduces the current year's yield, but also affects the following year's fruiting, causing poor harvests. Besides harming peach trees, this disease can also infect various stone fruit trees such as plum, apricot and cherry. One
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What are the symptoms of upper digestive tract disease in dogs?
The digestive system is divided into the upper digestive tract, which consists of the mouth, esophagus, stomach, liver, spleen and pancreas, and the lower digestive tract, which includes the small intestine, large intestine, rectum and anus. Each part has its own specific problems, and it is best to analyze them separately: Stomach: Stomach disease can be divided into acute (a sudden onset of severe illness) or chronic (a long-term but milder problem). Signs of colic (stomach pain) include: whimpering, arching the back into a bow shape, and tenderness in the abdomen. Signs of acute disease include: vomiting
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How can large-scale rabbit farms prevent disease? These new viewpoints are worth reading
Play down treatment, optimize the rabbit herd. Traditional rabbit farming emphasizes treatment over prevention, often turning the rabbit farm into a sanatorium for sick rabbits. To change this situation, some experts have proposed the "five no-treatment" rule for sick rabbits: do not treat rabbits that cannot be cured, do not treat rabbits whose treatment cost is high, do not treat rabbits whose treatment is time-consuming and labor-intensive, do not treat rabbits whose economic value after recovery is not high, and do not treat rabbits that are highly contagious and highly harmful. Practice has proved that after rabbit farms implemented this system, the health status of the rabbit herd improved markedly, virulent infectious diseases were effectively controlled
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How to prevent and treat snake mold spot disease and stomatitis?
1. Mold spot disease (1) Cause. This disease is caused by mold, mainly due to the snake den being too damp or unsanitary. It is especially common in artificially kept snakes during the plum rain season, particularly in large snake species such as the pit viper and the sharp-nosed pit viper. (2) Symptoms. Black mold spots in patches or dots grow on the scales of the snake's belly, which lose their luster. In severe cases, the belly scales can fall off, exposing the abdominal muscles, and in some cases the spots even extend to the back and then the whole body, finally causing the entire body to rot and the snake to die within a few days. (3) Prevention. Keep the snake den dry, do a good job of cleaning and hygiene and ventilation of the snake den. If it is damp, use lime to sweep and absorb moisture, or wrap lime in paper and place it on one side of the snake den, replacing it regularly. Isolate and treat any sick snakes found, and keep the affected snakes separately.
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How to prevent and control leaf spot disease in Chinese privet (Ligustrum quihoui)?
Ligustrum quihoui, a plant of the genus Ligustrum in the family Oleaceae, is an excellent colored shrub that has been widely planted in recent years. However, as the planting area has expanded and the planting years have increased, some of its shortcomings have gradually emerged. Especially with old seedlings, during the rainy season every year, leaf drop of varying degrees occurs, and it happens year after year, seriously affecting the landscape effect. According to observation, the cause of this condition is golden privet leaf spot disease. Through preliminary observation and research, the pathogen of Ligustrum quihoui leaf spot disease belongs to the subphylum Deuteromycotina fungi. Round
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Privet leaves, privet bark and tree-of-heaven bark can treat livestock diseases
Privet leaves and bark. Take an appropriate amount of the dried product, decoct it into a paste, and apply it to the affected area; it can treat sores, swellings, burns from fire or scalding by boiling water in livestock. Tree-of-heaven bark. Take 150 g of tree-of-heaven bark (with the coarse outer bark removed), together with 30 g each of costus root and chebula fruit, decoct the juice and administer it by drenching; it can treat chronic diarrhea in livestock; grind tree-of-heaven bark into powder, add flour and feed it; it can treat bloody dysentery in livestock.
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Methods and Technical Key Points for Pest and Disease Control in Glossy Privet (Ligustrum lucidum)
(1) Diseases. The main diseases harming glossy privet are rust disease, brown spot disease, etc. Rust disease: This disease mainly harms the leaves. In the early stage, orange-red spots appear on the leaf surface, and later brown spores appear on the underside of the leaves. Control methods: The growing medium should be disinfected in advance, environmental management should be strengthened, ventilation and light transmission should be maintained, and diseased leaves should be removed when necessary; in the early stage of disease onset in flowering plants, spray with 0.2-0.3 degrees Baume lime sulfur mixture, or 70% mancozeb wettable powder at 500 times dilution, or 70% thiophanate-methyl at 1000 times dilution, or
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Symptoms and Control Methods of Smut Disease in the Medicinal Plant Sagittaria
Sagittaria, scientific name Sagittaria trifolia L., commonly known as arrowhead, belongs to the family Alismataceae. The whole plant and corms are used as medicine. It has the effects of clearing heat and stopping bleeding, detoxifying and reducing swelling, and dissipating nodules. It is also a vegetable for autumn and winter. It is mostly planted in rice fields after the rice harvest. It is distributed in all provinces and regions of northern and southern China. Symptoms mainly damage leaves, petioles, flowers and corms. On the leaves, yellow to orange-yellow, slightly raised blister spots of varying sizes first appear, and later the blister spots wither and yellow and rupture, releasing small black powder particles, which are the spore masses of the pathogen. Some diseased leaves are deformed and twisted. Leaf
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What are the common diseases in Schisandra chinensis cultivation?
The common diseases in Schisandra chinensis cultivation are root rot, leaf blight, powdery mildew, etc. When using pesticides for disease control, you must select pesticide varieties that are formally registered by the Pesticide Inspection Institute of the Ministry of Agriculture and permitted for use by the state, in order to prevent the adverse effects of pesticide phytotoxicity on the growth of Schisandra chinensis and the residual hazards of highly toxic pesticides. 1. Root rot Symptoms: This disease generally occurs from May to August. At the beginning of the disease, the epidermis at the junction of the root and the ground turns black, and further the cortex rots and falls off, forming a ring shape, the leaves wilt, and the whole plant dies after a few days. Causes: Causes
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What are the common control methods for diseases of Schisandra chinensis?
Schisandra chinensis fruit rot and its control: Small brown or black spots appear on the fruit surface, which later turn black. Control method: use a 50% amobam 500-600 times dilution, spraying once every 10 days, for 3-4 consecutive sprays. Schisandra chinensis root rot and its control: It mostly occurs from early May to early August. After onset, the root and the soil contact area rot, the root bark falls off, and the plant dies within a few days. Control method: drench the roots with 1:1:100 Bordeaux mixture. Schisandra chinensis leaf blight and its control: It mostly occurs
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