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Varieties and varieties of Polygonatum polygonatum
According to different characters, Rhizoma Polygonatum commodities can be divided into three categories: "chicken head Huang Jing", "ginger shaped Huang Jing" and "rhubarb essence". Polygonatum polygonatum is irregularly conical, with a large head and a thin tail, similar to the chicken head. Long 3~10cm, diameter 0.5~1.5cm. The surface is yellowish white to yellowish brown, translucent, all with fine wrinkles and slightly raised wavy links, the aboveground stem scar is disc-shaped, the center is often sunken, and the root scar is mostly punctate. The cross section is light brown, slightly horny, and has many yellow-white punctate veins (vascular bundles). Slight, sweet and sticky
2019-01-16 -
Porcine pseudorabies
The disease is an acute infectious disease of pigs and other animals caused by pseudorabies virus. It is characterized by fever, itching (except pigs) and symptoms of encephalomyelitis. Adult pigs often have recessive infection, with abortion, stillbirth and respiratory symptoms, while suckling piglets generally show neurological symptoms. Pathogen: the pathogen is herpesviridae, herpesvirus type I. The virus has strong resistance, but it is sensitive to heat, formaldehyde, ether and ultraviolet rays. There is only one serotype of this virus. Epidemic disease
2019-01-15 -
Diagnosis and treatment of acute selenium poisoning in pigs
1 morbidity and clinical symptoms A total of 20 piglets in the same litter were raised by a professional pig farmer in Wuhua County, Guangdong Province in November 2002. the mother milk was sufficient, the piglets were fed normally and grew well, and the body weight of each piglet at 10 days old was about 1.5~2kg. The animal owner was injected with sodium selenite and vitamin E injection 2ml into each pig. The next morning, two pigs were depressed, unwilling to walk, did not feed, frequently urinated when standing, with a small amount of pain, shortness of breath, difficulty, walking such as drunkenness, walking aimlessly, banging their heads against the wall or turning in circles.
2019-01-16 -
Hemorrhagic symptoms and prevention of farmed grass carp
Hemorrhagic disease is a fish disease caused by reovirus. Most of the virus particles are spherical or hexagonal. The intact virus particles are 68-72 nm in diameter, much smaller than the smallest bacteria. The main results are as follows: (1) the diseased fish are mainly hyperemia. External symptoms are usually reddish.
2020-11-08 Culture grass carp hemorrhagic disease symptoms prevention and treatment -
Snake mold spot
Caused by fungal infection. Massive or punctate black mildew spots appeared on the ventral scale of the diseased snake, which spread all over the body and fester locally in the later stage. Treatment should be anti-bacterial and anti-inflammatory. [prescription] (1) usage of nystatin powder 1g: add water for injection sml, dissolve and rub the affected part to the cure. (2) 2% iodine with appropriate amount of usage: rub the affected area until healed.
2019-01-15 -
Scabies of turtles
[etiology] the pathogen is a punctate subspecies of Aeromonas hydrophila, which often exists in the water, the skin and intestines of turtles. When the water environment is good, the tortoise is the carrier. Once the environment is polluted, the tortoise is injured, and the bacteria multiply in large numbers, which can easily cause the tortoise to get sick. [symptoms] there are one or more white scabies the size of soybeans in the neck and limbs, squeezed around with yellow and white bean dregs. Diseased turtles can still eat at the initial stage, and gradually eat less. In severe cases, they stop eating and react slowly. He usually dies within 2 to 3 weeks.
2019-01-16 -
Control of snake mildew spot
It is more common in the rainy season or snakes are prone to this disease in a low-humidity environment. Symptoms: there are some massive or punctate black mildew spots on the abdominal scales of the sick snake, which will fester to death if not treated in time. Treatment: 1% 2% iodine tincture can be used to locally smear the affected area, daub twice a day, generally about 7 days to recover.
2019-01-16 -
"Color observation" diagnosis and Prevention of Fish and Shrimp
After fish and shrimp get sick, a certain part or organ of the body shows a unique color, which becomes the characteristic symptom of the disease. Animal medical workers make the name of the disease for disease differentiation and prevention, which is a common method in the field of animal medicine. This is briefly described as follows: first, "red" diagnosis (1) eel red spot disease is caused by Pseudomonas eel, mainly harmful to Japanese eel, European eel is not easy to be infected. Symptoms: punctate bleeding on the base of the lower jaw, operculum, pectoral fin and abdomen.
2019-01-16 -
What is the origin of Chinese yam?
What is the origin of Chinese yam?
2018-07-05 -
Treatment of porcine urine occlusive disease
Etiology: urological diseases caused by dysuria are mainly caused by cystitis, urethritis, urethral trauma and urinary tract infection. Symptoms: no micturition or punctate, linear overflow was seen in diseased pigs. The diseased pigs continue to urinate, but no urine is excreted. Large bladder stones can cause urination disorders, common hindlimb kicking in the abdomen, showing symptoms of colic. Diagnosis: it is good to make a diagnosis according to the clinical special symptoms and the manifestation of urination. However, to distinguish it from abdominal pain and constipation, it must be carefully examined and observed, and
2019-01-16 -
Treatment of porcine urine occlusive disease
Etiology: urological diseases caused by dysuria are mainly caused by cystitis, urethritis, urethral trauma and urinary tract infection. Symptoms: no micturition or punctate, linear overflow was seen in diseased pigs. The diseased pigs continue to urinate, but no urine is excreted. Large bladder stones can cause urination disorders, common hindlimb kicking in the abdomen, showing symptoms of colic. Diagnosis: it is good to make a diagnosis according to the clinical special symptoms and the manifestation of urination. But to pay attention to the difference from abdominal pain and constipation, we must examine and observe carefully and treat it as soon as possible, otherwise it will be easy.
2019-01-16 -
One move to get rid of flowers and insect pests to make flowers and plants grow stronger and flourish.
Whitefly disease: flying white is larger than mosquitoes, mainly adsorbed on the back of plant leaves. It is mainly to absorb the sap of the plant, the sucked branches and leaves will appear punctate yellow spots, and the leaves will gradually wither. Control: use aphid Qingling.
2018-09-07 -
Prevention and treatment of common diseases in mackerel culture
Prevention and treatment of common diseases in mackerel culture
2018-09-07 -
Breeding techniques of partridges
Partridges are shaped like chickens and the size of meat pigeons, slightly larger than quails and smaller than pheasants (pheasants). Adult male partridges weigh 06085 kg and females weigh 055065 kg. Female partridges generally reach sexual maturity at the age of 30 weeks (180210 days), while males reach sexual maturity
2020-11-08 Partridge breeding technology partridge outer similar chicken big small -
Prevention and treatment of mildew spot and stomatitis in snakes
1. ⑴ etiology of mildew spot. The disease is caused by mold, mainly because the snake nest is too wet or unsanitary, especially large snake species such as Agkistrodon halys and Agkistrodon acutus in the plum rain season. ⑵ symptoms. There are massive or punctate black mildew spots on the abdominal scales of the snake body, which lose luster. In severe cases, the abdominal scales fall off, the abdominal muscles are exposed, and some even extend to the back to the whole body, and finally the whole body is moldy and die within a few days. ⑶ prevention. Keep the snake nest dry and make it clear
2019-01-16 -
Have you ever encountered an ornamental fish suffering from printing disease?
Printing disease, also known as "skin rot disease", is a bacterial infectious disease caused by the infection of injured fish by the punctate subspecies of Aeromonas aerogenes. Presumably many fish friends have not encountered, its main harm to individual larger goldfish and koi, from.
2018-05-25 -
Those who don't know this kind of grass should take a good look at it. It's worth collecting.
Dinggongteng dinggongteng [alias] spicy vine, Baogongteng, spot fish strong. Erycibes Caulis Erycibe obtusfolia Benth. The rattan stem. [plant morphology].
2018-05-05 -
Sensory identification of fish diseases
(1) intestinal disease 1, hemorrhagic muscle, oral cavity, hyperemia at the base of various fins, especially the anal fins. Peeling off the skin shows muscle punctate bleeding, and all the seriously sick muscles are red. Sometimes there is congestion in the Gill cover, jaws, circles of the eyes and intestines of diseased fish; the gills lose bright red, or show pale. 2, enteritis anal redness and swelling, severe pressure on the abdomen with purulent blood or yellow mucus outflow from the anus, some or all of the intestines are inflamed, showing purplish red. 3. The Gill filaments of coccidiosis are pale and slightly in the abdomen in severe cases.
2019-01-15 -
A complete book on disease prevention and treatment of ornamental fish
A complete book on disease prevention and treatment of ornamental fish
2018-09-08 -
Is mountain betel nut betel nut? What are the characteristics of the difference between betel nut and betel nut
Betel nut is a familiar plant name, and it is also a plant chewed by many people, and the appearance of betel nut tree is also well known, so when the name "mountain betel nut" appears in books, most people will naturally think of betel nut directly, even think of it.
2019-04-21 Mountain betel nut is it different from where is it what is it?