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1、Avian infectious diseaseYoung -1 Newcastle disease, epidemic in the early stage of rapid death, fecal green yellow white, 43-440C, wry neck;2 Marek, at the age of 2 weeks of infection, multiple early February age, young high incidence, high mortality (God, fork, skin, eye - gray eyes, blindness, dys
2、entery, tumor, feather follicle poison);3 aspergillus;4 duck viral hepatitis, within 3 weeks of multiple, rapid death, yellow white and green manure, call trapped, kidney swelling and hyperemia, liver yellow brittle, lung tumor mottle, back neck disease;5 Duck infectious serositis, 1 to 8 weeks, a s
3、wift death, anti tension, bent neck, tweet, turn, backwards, dysplasia;6 gosling plague, goose, duck intestine pathological, dysentery, to prevent anti pigeon;7 chicken infectious anemia, 2 to 4 weeks of age, multiple, 1 to 7 day old broiler chickens and the cocks the most easily, susceptibility;8 v
4、iral arthritis, 4 to 16 weeks of age, 4 to 6 weeks of age prone, the most susceptible broilers January age, multiple, horizontal and vertical transmission, the lame (Bo), tarsal joint swelling, toe flexion, spread quickly in cages;9 infectious encephalomyelitis, within 3 weeks of age, 1 to 2 weeks o
5、f age onset, hock to walk, dived down, lame, fork leg | legs on one side, the lens;10, chicken infectious laryngotracheitis, conjunctivitis, 1/3 tracheal and laryngeal;11 infectious bronchitis, respiratory, glandular stomach, kidney (Xian) type three, within 40 days of age 1|3 multiple, trachea and
6、bronchi;12 bursal disease, 3 to 6 weeks of age the most easily, thoracic legs cross, bursal edema, hemorrhage (Xie), renal tumor, kidney, ureteral uric acid salt precipitation (Cheng) product, piebald kidney, cecal tonsil enlargement, hemorrhage; dehydration, pecking anal, white viscous or liquid ma
7、nure;13 Salmonella, within 2 weeks of age the most easily, bacteria from egg white, paste, anus, call trapped, squeaking, 3 weeks of age of death is less, but the dysplasia, carrier or chronic disease;14 Pasteurella - cholera, hemorrhagic septicemia, chicken, duck, duck populations, climate change c
8、aused by acute death, geese, less incidence of death;15 Lester bacteria, diarrhea, cramps, oblique neck, torticollis, do not eat, quick death;16 chlamydia, parrots, dove, Turkey dominant infection, young eye and nasal discharge, green watery stool, mortality, weight loss (Shou), convulsion (JUE), hi
9、gh mortality of chicks.A -Egg drop, poor quality (greater than eight, here is a list of eight) -1 2 Newcastle disease; avian influenza; 3 chicken viral arthritis; 4; 5 TB; 6 infectious encephalomyelitis; 7 throat; 11 of egg drop syndrome (Zong) in;5 tuberculosis, gastrointestinal, liver, spleen, int
10、estine and other organs, anemia, weight loss, crown atrophy, lame, egg less or stop;7 From April to October, larynx, trachea were susceptible, 13 and laryngeal disease, coughing up blood, blood bleeding mouth, throat, fiber blood resistance, head;8 duck plague, from 42 to 43OC, thirsty, swollen eyes
11、, big head, tears, esophagus and cloacal rows necrotic spot, duck ovarian bad, cause peritonitis;9 Infectious rhinitischickens, 8 to 9 weeks of age and laying prone, G-, sinus, nasal catarrh, mucosal hyperemia, caseous necrosis, conjunctival hyperemia, swelling, swollen face, beard, tracheal mucosal
12、 inflammation, often mixed infection of other diseases;10 avian leukemia, crown white, watery diarrhea, dehydration, abdominal swelling, died of exhaustion, liver disease, immune suppression;11 egg ensemble (Zong) syndrome, brown shell egg chicken, hen susceptible, white shell egg chicken incidence
13、rate is low, egg white, egg mass reduction, deformity, peritonitis, salpingitis, hepatomegaly, uterus, oviduct edema, fallopian tube epithelial nuclear bias, chromosome acidophilic the alkali;12 bursal, 138 day old place;13 Escherichia coli, airbag inflammation, acute septicemia, yolk peritonitis, r
14、eproductive infections, arthritis, granuloma, yolk omphalitis, eye conjunctivitis, brain, head, the hemorrhage of testis;14 Salmonella, vertical abdomen;15 of the most acute bus bacillus infection, fat yield and multiple, sudden death, heart (Cu) crown fat small bleeding spots;16 Lester bacteria, se
15、psis (Xue), diarrhea, cramps, oblique neck, torticollis, do not eat, quick death;And -1 Newcastle disease, young, in the most vulnerable to infection, respiratory difficulties, dysentery, neurological symptoms - circle, bent neck, egg drop, intestinal coefficient necrosis, gastric tumor, cecal tonsi
16、l hemorrhage;2 avian influenza, acute immediate death, the slower 41.5oC, black purple, bearded crown of head and neck edema, nasal mucus, leg scales bleeding, upper body subcutaneous yellow tumor, liver spleen kidney pancreas necrosis, yellow, red, air sacculitis;3 Marek, feather follicle belt poison, 2 week old infection outbreak in February, age, God, limb paralysis - fork - bad leg drag, skin tumor, grey eyes, blindness, diarrhea, liquid nitrogen, seedling;4 chicken pox,
