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How to treat pear tree top rot? Silicon-calcium-magnesium fertilizer has good control effect
Pear top rot, also known as pear stem rot and pear iron-head disease, generally occurs on European pear varieties, so it is also called European pear top rot. The causative factor of pear top rot is currently unclear and is generally considered a physiological disease. In order to seek effective control methods, we conducted a control experiment using silicon-calcium-magnesium fertilizer and achieved good results. The experimental results are summarized as follows. (1) Experiment and methods: (1) Experimental materials. The experiment was set up in a pear orchard in Xishanbeitou Village, Dayao Town, Muping District, Yantai, Shandong, with the variety Bartlett pear
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How to effectively treat viral disease in bell peppers?
Viral diseases are mainly spread when insects or friction wounds infect the plant with the virus. Control measures. (1) Do a good job of pest control: you can use imidacloprid, Yibianjing, Actara and other pesticides for foliar spraying, spraying once every 7-10 days to prevent the spread of viral disease. At the same time, install insect-proof nets at the vents to reduce pest damage. (2) Spray nutrient solution: you can spray the leaves with Fengshou No. 1 at 800 times mixed with 0.1% zinc sulfate (1 liang to 3 sprayers) for spraying, spraying once about every 7 days, which can effectively prevent viral disease
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What are the effective treatments for rectal prolapse in pigs?
Pig rectal prolapse is divided into two cases: the first is that the sick pig can recover on its own when standing, but the rectum can protrude again during defecation; the second is that the sick pig cannot reduce the prolapse on its own when standing. The treatment method is to wash the affected area with a warm 0.1%-0.2% potassium permanganate solution, dry it with sterile gauze, and then apply an appropriate amount of snail meat paste to the affected area. The specific method for making snail meat paste is: wash the snails clean, remove the shells and take the meat, wash the snail meat and the tool used to mash the snail meat with a 0.2% potassium permanganate solution, and then mash the snail meat into a paste.
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What four diseases can pig bile treat? Detailed explanation of its effects and functions
1. Treating indigestion. Take one pig bile, 15 grams of mashed garlic, add some mung bean powder and mix evenly, make into pills the size of apricot kernels, feed each pig 2 times a day, 1 pill each time, 3 days as one course of treatment. 2. Treating gastroenteritis. Stuff soybeans into the pig bile, dry in the air, then take them out, feed each pig soybeans 2 times a day, 20-30 grams each time. 3. Treating pneumonia. Take one fresh pig bile, stuff crushed alum into the bile, filling it appropriately, dry in the air, then grind into powder for later use. For pigs over 50 kg, administer 9-12 grams
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How can bamboo-leaf grass in cotton fields be controlled effectively?
First choose a suitable herbicide, then decide the dosage according to the weed species, leaf age and humidity level. For example, when using fluazifop-P-butyl to control annual weeds, when soil moisture is suitable, the effective ingredient dosage per mu is 9-17 grams; under drought conditions it is 17-24 grams; to control perennial weeds, the effective ingredient dosage per mu is 27-45 grams. Spray on the stems and leaves when grass weeds are at the 2-5 leaf stage. In summer, apply the herbicide on windless days, in the early morning and evening when temperatures are lower; uniform spraying is required, and keeping
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How can azalea chlorosis be prevented and treated effectively?
Azalea chlorosis is a physiological disease, but the causes of chlorosis are complex. If prevention and treatment are carried out blindly, it is often futile. Therefore, careful observation must be made to determine the condition, identify the cause, and then apply the right remedy for it to be effective. The various symptoms, causes and effective prevention and treatment measures for azalea chlorosis are described below: 1. Iron deficiency. 1. Soil iron deficiency: The formation of chlorophyll requires elements such as iron and nitrogen, and the phenomenon of chlorosis caused by soil iron deficiency occurs frequently. Therefore, supplementing the iron element in the soil is crucial. Ferrous
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What are the main medical effects of bee venom?
Bee venom has antibacterial, anti-inflammatory, analgesic, blood pressure-lowering and anti-radiation effects. Bee venom can inhibit more than 20 kinds of bacteria, and Staphylococcus aureus is very sensitive to bee venom. Bee venom is a natural remedy for treating arthritis and rheumatism. This is because the polypeptides in bee venom have anti-inflammatory effects and can promote an increase in adrenocortical hormones in the blood. Therefore, it has very good therapeutic effects when used to treat rheumatoid arthritis, rheumatoid arthritis and neuritis. Small doses of bee venom can also be used to desensitize people who are allergic to bee venom. A few individuals experience
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How to control the pear yellow gall aphid? A full analysis of effective methods
The pear yellow gall aphid, also called the pear yellow powder insect, attacks only pears and fruit trees of the genus Pyrus. It is tiny: the adult is 0.7 mm long, bright yellow, and obovate, with short 3-segmented antennae, short black legs, and a long mouthpart that even extends beyond the tip of the abdomen; the egg is even smaller, only 0.3 mm long and pale yellow. Adults and nymphs of the pear yellow gall aphid feed in the calyx basin and stem cavity of the fruit. The damaged area of the fruit surface becomes sunken and then turns black and rots, forming cracked large black scars, which lowers fruit quality and causes the fruit to lose part or all of its commercial value. Manual control
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Effective Control Methods for Haemophilus parasuis Disease
In recent years, with immunosuppressive diseases such as porcine reproductive and respiratory syndrome (PRRS) and porcine circovirus disease invading pig herds to varying degrees, and with another immunosuppressive disease in most pig farms, mycoplasma pneumonia, "adding fuel to the fire," the immunity and resistance of pig herds have been severely reduced, and mixed infections of diseases have become very common. In technical services, we have found that Haemophilus parasuis disease often appears as a secondary or concurrent infection in the nursery and growing barns of some pig farms, greatly increasing the mortality and culling rate of pig herds and causing huge losses to pig farms.
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What medicine is effective for controlling cotton red leaf disease?
Control the top and promote the bottom to enhance the stress resistance of cotton plants. First, for cotton with vigorous growth, apply the plant growth retardant succinic acid or mepiquat chloride to control excessive growth; use 2-3 grams of mepiquat chloride or 8-12 milliliters of mepiquat chloride per mu, mixed with 50 kg of water for spraying. Second, for cotton fields with compacted soil, cultivate and aerate in time to enhance permeability. Third, for cotton fields in low-lying areas, pay attention to clearing ditches and beds at any time to promote cotton roots to grow downward. Fourth, for cotton fields using plastic film mulching cultivation, remove the plastic film immediately so that cotton roots develop deeper. Apply more potassium fertilizer to improve fertilization efficiency. For soil
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