Abdomen Learn more about Abdomen
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Prevention and treatment of common diseases of scorpion
Raising scorpions is a good way for farmers to get rich. Scorpion is prone to diseases such as black belly, dry blight, scorpion lice and hemiplegia in the process of feeding. The following is to introduce its prevention and treatment methods: first, the scorpion with black abdomen bloated and blackened and died. The cause is caused by eating or drinking unclean and smelly food or water. The symptom is that the abdomen is swollen and black, and black water or something like mud can be pressed out of the abdomen with your hands. The method of prevention and control is to pay attention to hygiene and remove rotten food or sewage. Second, the dry scorpion yellowed in the tail (rear abdomen)
2019-01-16 -
Discrimination of female and male in brocade carp
After brocade carp grows to adult fish, there is a difference between male and female, and we can distinguish them from head, body shape, abdomen, pectoral fin, anus, spawning movements and so on. 1. The head of the female fish is slightly narrower and longer; the head of the male fish is wide and short, and the forehead is slightly raised. two。 The body of the female fish is short, thick and plump, and the abdomen is enlarged, the closer it is to labor, the more obvious the abdominal swelling is; the male fish is longer and thinner. 3. The tip of the pectoral fin of the female is round and larger; the male.
2019-01-16 -
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 -
The difference between flower crab and crab
Autumn is the season to eat crabs, when the crabs are very fat and attract countless foodie, so do you know the difference between flower crabs and crabs? The difference between flower crab and crab crab is the general name of crab, flower crab is a kind of crab, generally refers to the distant sea shuttle
2020-11-08 The difference between flower crab and crab autumn yes eat crab -
Fish visceral mycosis
Pathogenic water mold. The diseased fish generally have a bloated abdomen with erythema on the surface of the abdomen. dissecting the abdomen can be seen that the surface of the visceral mass is covered with fine hyphae, and there are erythema in the stomach, swim bladder and liver. Initially infect the stomach, fully develop in the stomach, the hyphae pass through the gastric wall, develop in the abdominal cavity, cause ascites, and invade nearby organs as well as peritoneum and muscles. After the sick fish died, the hyphae protruded from the abdominal wall. Prevention of 100ppm methylene blue can prevent its development, and using it to disinfect fish ponds can reduce infection.
2019-01-16 -
How do dragonflies mate?
How do dragonflies mate?
2018-06-29 -
Ganoderma lucidum pest: Oriental mole cricket
Oriental mole cricket (GryllotalpaorientalisBurmeister) is commonly known as local dog, ground dog. It belongs to Orthoptera, Gryllidae. 1. Morphological and individual adults are 29-31 mm long. The head is conical, dark brown. The dorsal plate of the anterior chest is oval. The forewings are yellowish brown, which can be extended to the middle of the abdomen, the abdomen is fusiform, the abdomen back is dark brown, the ventral surface is dark yellow, and there is a pair of long tail whiskers at the end. The forefoot is specialized as an excavated foot, and there are 3-4 spines on the dorsal medial edge of the hindfoot intestinal segment. The body shape of nymph is similar to that of adult.
2019-01-16 -
Parent fish cultivation
1. Parent fish cultivation (1) the age of sexual maturity is 2-3 years old, and the weight of sexual maturity is more than 0.5 kg. The spawning and breeding period is from May to June. (2) there are a large number of "chasing stars" in the head, pectoral fin and caudal stalk of male and female mature males, and there is a rough feeling in the hands; when the abdomen is narrow and sexually mature, milky semen is released from the testis of the abdomen gently pressed; and the first fin of the pectoral fin is thick and wavy. The female fish has no "star chase" or only a small amount of star chase in the eyes and back, which is obvious in the abdomen.
2019-01-16 -
Yellow poplar silk borer
Diaphaniaperspectalis (Walker), also known as yellow poplar black edge borer moth, belongs to the family Lepidoptera. [distribution and harm]: distributed in Shaanxi, Hebei, Jiangsu, Zhejiang, Shandong, Shanghai, Hubei, Hunan, Guangdong, Fujian, Jiangxi, Sichuan, Guizhou, Xizang and other places. Harm to Populus tomentosa, Populus tomentosa and so on. Larvae often use silk to connect the surrounding leaves as temporary nests, where they feed, and when they are serious
2019-01-16 -
How to identify pear bugs
(1)Pear net bug: ① adult: body length about 3.5 mm, flat, dark brown. Small head, broad wings, dark black compound eyes, no monocular. Proterodorsal plate raised on both sides of the wing-like, translucent, which have network patterns. The front wings are slightly rectangular, and two are at rest.
2020-11-08 species pear tree how identification bug pear net ① -
Diagnosis of acute gastric dilatation in dogs
Acute gastric dilatation in dogs caused by Clostridium welchii was performed by gastrotomy, the organs returned to position, and 2 cases were cured by intravenous drip of antibiotics after operation. The diseased dogs without this method are easy to die. 1. Clinical symptoms: abnormal enlargement of abdomen, stiffness of limbs, tremor of muscles, gnashing of teeth, salivation, paleness of visible mucosa, shortness of breath, arrhythmia, lying still, looking back at abdomen. two。 Two dead dogs were dissected by autopsy. The changes were abnormal enlargement of abdomen, stiffness of extremities, anal valgus, pleural and peritoneal effusion. Dilatation of the heart
2019-01-16 -
How to accurately distinguish the male and female of Monopterus Albus
How to accurately distinguish the male and female of Monopterus Albus
2018-07-04 -
Standard mink
The coat color is dark black, the back and abdomen hair color is basically the same, the hair peak is smooth, there is no white spot or the lower lip is rare, there is no miscellaneous hair, the needle hair is dense, the distribution is uniform, the general length is less than 25mm, the villi are thick and even, the length is more than 15mm. Male minks require a large head, well-developed cheeks, open ears and erect ears, a thick and long neck, broad shoulders and chest, deep chest, and long and wide back. The abdomen is compact, the buttocks are broad, the natural bending is flexible, the tail is thick and long, and the limbs are spread out, strong and powerful. The posture is arrogant and the whole body is symmetrical.
2019-01-16 -
Prevention and treatment of enteritis in cultured Pelteobagrus fulvidraco
(1) pathogenic Aeromonas punctata. (2) the diseased fish had enlarged abdomen, red and swollen anus, light pressure on the abdomen, yellow mucus outflow from the anus, and diseased fish wandered alone. When the abdomen of the fish was cut open, the esophagus and foregut were congested and inflamed in mild cases, and the whole intestine was reddish in severe cases.
2020-11-08 Aquaculture Pelteobagrus fulvidraco enteritis disease prevention pathogen punctate gas production -
Control methods of common diseases and insect pests of scorpion
Control methods of common diseases and insect pests of scorpion
2018-09-07 -
Key points of feeding and management of scorpion
Key points of feeding and management of scorpion
2018-07-09 -
New technology of queen bee culture
The queen bee, also known as the mother bee and the queen bee, is a female bee with fully developed reproductive organs, developed from fertilized eggs. There is usually only one bee in each colony. The body is 1 stroke 3 longer than the worker bee, the abdomen is longer, there is a sting at the end, there are no wax glands under the abdomen, and the wings cover only half of the abdomen. Not as good as worker bees
2020-11-08 Queen bee aquaculture new technology queen bee also known as mother bee is -
Prevention and treatment of muscle cloudy disease and spasm disease of cultured Penaeus vannamei
White turbid muscle disease: etiology: temperature mutation is the main cause, the temperature is too high or too low; Vibrio infection or sporidia parasitic on muscle. Symptoms: the muscles of the last two segments of the abdomen become white and lose transparency, while some diseased shrimps turn white all over the body, and the muscles turn white by microscopic examination.
2020-11-08 Aquaculture southern whitening shrimp muscle white turbid disease and spasm diseased -
Breeding techniques of parent fish in silverfish culture
1. The source of parent fish. Sexually mature individuals caught in the breeding season can be used for artificial reproduction; sexually mature individuals can be used for artificial reproduction; individuals that are not sexually mature shall not be used for artificial reproduction. two。 The fishing of parent fish. The fishing of large silverfish should be carried out during the peak spawning period. fishing can be started in the north of the Yellow River in early December and in the south of the Yellow River from mid-December. Fishing gear can be Gill net (mesh 2a is 1.5-2.4 cm) or ice
2019-01-16 -
What insect pests should be prevented in rose planting?
What insect pests should be prevented in rose planting? Please give an introduction to rose planting to prevent the following insect pests: first, yellow thorn moth. It belongs to the family Lepidoptera, which is also known as caterpillar, octagonal worm, octagonal jar, prickly spicy seed, and poisonous caterpillar. It is distributed in almost every province of the country. Besides harming rose, it also harms begonia, jujube, bauhinia, mulberry, etc.
2018-07-18