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Detailed Explanation of Key Control Techniques for Major Garlic Diseases
Garlic often cannot be controlled promptly and correctly because of differences in disease symptom expression, which leads to severe outbreaks and relatively large losses. Garlic growers are reminded to carry out control of the following diseases: 1. Purple blotch: In the field, the disease mostly begins at the leaf tip or the middle of the flower stalk, and after a few days spreads to the lower part. Initially it appears as slightly sunken small white spots with a slightly purple center; after enlargement, the lesions become yellow-brown, spindle-shaped or oval. When humidity is high, black mold-like material is produced on the diseased area, namely the pathogen's conidiophores and conidia. The lesions mostly have concentric rings and tend to break off from the diseased area. During storage, infected bulbs show the neck becoming dark yellow or reddish-brown soft rot. In the early stage of the disease, spray 75% chlorothalonil wettable powder at 500-600 times dilution, or 64% oxadixyl mancozeb wettable powder at 500 times dilution, 40% dimethomorph wettable powder at 500 times dilution, 58% metalaxyl mancozeb wettable powder at 500 times dilution, or 50% iprodione wettable powder at 1500 times dilution, once every 7-10 days, for 3-4 consecutive applications, all with relatively good results.
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How to prevent and treat white mold disease in turtles? A detailed guide to practical methods
White mold disease in turtles, also known as water mold disease, mold disease and fungal dermatitis, is caused by fungi infecting the skin of turtles and then multiplying in large numbers. 1. Symptoms. In the early stage of the disease, grayish-white lesions appear successively on the turtle's carapace, plastron, neck and limbs, followed by a large amount of grayish-white cotton-like mycelium. Congestion and ulceration occur at the wound. In severe cases, the mycelium becomes thick and dense, causing the affected turtle to respond slowly, move sluggishly, lose appetite, become emaciated, and finally die of exhaustion, with small turtles being especially severely affected. 2. Prevention. For
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What are the common diseases of clownfish? Learn to tell by eye whether they are sick
1. The fish stays in the bottom corner of the aquarium and refuses to eat at all; this may be shock caused by a rise in NO2 leading to deteriorating water quality, or by trauma, or an ongoing case of white spot disease. 2. The fish keeps rubbing its body against the aquarium glass or the decorative stones inside; possible diseases: white spot disease, parasites, etc. 3. Small white spots as numerous as pinpricks appear on the body and fins and gradually spread; this may be "cauliflower disease." 4. The caudal fin looks as if it is about to fall off; this may be fin rot or caudal fin disease. 5. Breathing
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Methods for the Prevention and Control of Common Soft-Shelled Turtle Diseases and Key Technical Points
Soft-shelled turtle diseases can be divided into three major categories: infectious diseases caused by bacteria, molds or viruses, parasitic diseases caused by parasites, and diseases caused by other factors. Among them, the more harmful and common ones are red plastron disease, white plastron disease, red neck disease, skin rot disease, perforation disease, white spot disease, bell-shaped ciliate disease, etc. Below is an introduction to the pathogens, causes and treatment methods of various diseases. 1. Red neck disease. Pathogen. The pathogen of red neck disease is Aeromonas hydrophila, Gram-negative. Carrier turtles and contaminated pond water are the main sources of infection,
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How to increase fish growth speed? Practical aquaculture methods shared
Add mugwort leaves. Mugwort leaves (Artemisia argyi) are a widely distributed plant, containing protein, fat, vitamins, and various essential amino acids, minerals, and more. According to experiments, adding 5% mugwort leaves to feed can increase the weight gain rate of 1-year-old pond-cultured common carp (Cyprinus carpio) by 15.4%-22.4%, and the weight gain rates of silver carp (Hypophthalmichthys molitrix) and bighead carp (Aristichthys nobilis) cultured in the same pond are also significantly increased; the weight gain rate of 1-year-old common carp in cage culture can be increased by 14.5%. Add earthworms. Earthworms contain 50.4%-65.8% crude protein, amino acids
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Main Causes of Non-Disease Death in Koi and How to Solve Them
I. Water Quality Problems Currently, household koi keeping mainly uses tap water. In some areas, the source water for tap water is of poor quality, and water plants use large amounts of disinfectants and cleaning agents during treatment. After a water change, the fish cannot adapt and become poisoned, which is why water treatment steps such as sunning and aerating the water before a change are necessary. Chlorine in the water is the main cause of fish poisoning. During water changes, a gradual step-by-step method should be used as much as possible, completing the change in several stages, and an appropriate amount of sodium thiosulfate should be added to remove residual chlorine from the water.
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Three Major Disease Prevention and Treatment Methods for Pond Fish in Spring and Summer
1 Carp Hemorrhagic Disease 1.1 Symptoms and Causes The scales on the abdomen of the diseased fish, the fin rays and the caudal peduncle become congested and red. The diseased fish float up close to the ice layer or float on the water surface, gather in groups and swim slowly near the pond edge, and gradually die. ① Hemorrhagic septicemia. The diseased fish appear normal on the outside, or the area under the abdominal scales is congested and red. When the diseased fish is dissected, blood-tinged fluid emerges from the body cavity, and the internal organs have petechial hemorrhages. The disease is caused by Aeromonas hydrophila. ② Brown blood disease (hemorrhagic gill disease). The gill filaments of the diseased fish swell and become dark in color, and some gill filaments
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Practical tips for plucking chicken and duck feathers with ease
1) When slaughtering chickens or ducks, first give the bird two tablespoons of white vinegar or baijiu, wait 5-10 minutes until the pores loosen and expand, then slaughter it, and scald it with hot water; the feathers will come out very easily. 2) Boil a pot of water, add one tablespoon of vinegar, put the slaughtered chicken into the pot so the water covers it, keep turning it, and after a few minutes take it out; the feathers will be very easy to pluck. 3) Do not bring the water for scalding duck to a boil, because duck feathers shrink when they meet 100°C boiling water and become very hard to pluck. The correct method is, when the water is just starting to bubble, put the slaughtered duck
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Prevention and Treatment Methods for Common Cattle Diseases After Floods
Summer is hot and rainy, with frequent floods and waterlogging, making it a high-incidence season for cattle diseases. Therefore, it is essential to pay attention to the prevention and treatment of diseases to which cattle are susceptible during this period. Anthrax: This is an acute infectious disease shared by humans and animals, and cattle are most susceptible. It occurs frequently during the rainy season and after floods, when blood-sucking insects are active. The disease is characterized by the sudden onset of high fever, coma, purplish eye conjunctiva, whole-body trembling, teeth grinding, spasms, and bleeding from natural orifices in affected cattle. Dead cattle show incomplete rigor mortis, uncoagulated blood that is coal-tar colored, bleeding in subcutaneous and subserosal tissues appearing as red gelatinous material, and an
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What drugs are used to treat infectious respiratory diseases in pigs
Infectious respiratory diseases in pigs are common diseases in pig farming, with rhinitis and pneumonia being the most common, and the shared symptoms are coughing, sneezing, and difficulty breathing. Pigs of different ages and breeds can all be infected, and the infection spreads quickly and affects large numbers. Infectious respiratory diseases in pigs have the following characteristics: First, the pathogens are complex, often not caused by the same one or several kinds of bacteria, but closely related to multiple factors in the environment, and clinical symptoms appear only when certain environmental, management, and feeding factors change.
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