Skip to main content

MAREK'S DISEASE: PREVENTION AND CONTROL



Marek's disease is a highly contagious disease caused by Gallic herpesvirus 2 (GaHV-2) in chicken. Mobility is 10-50% and mortality up to 100%. Quail and turkeys are also infected with the disease.

Transmission
Mature virus can be found in the follicle epithelium from where they are released into the environment and infect via the respiratory tract. The viruses can survive in feces and litter for as long as 65weeks. The infected chickens becomes virus carriers.
Chickens infected with Marek's are more susceptible to other diseases caused by parasites, coccidiosis and bacterial diseases.

Clinical signs
• Paralysis of legs
• Legs splayed out
• One leg extended forward and one backward
• Wing and neck paralysis
• Grey iris or irregular pupil
• Impaired vision
• Loss of weight
• Enlarged and roughened skin around feather follicles

Prevention
1. Vaccination in the best prevention method
2. Apply all-in/all-out production
3. Clean up tools after each flock is removed
4. Routinely disinfect the chicken house once a week.
5. Use vitamins and electrolytes to strengthen resistance to weather changes

Treatment
No specific treatment at the moment.
Read also;
Methods of Catfish feeding



Follow us by clicking on the 3 parallel lines at the top right corner on this page
ZAVS: service for posterity

Comments

Recommended articles

THE NIGERIAN INDIGENOUS CHICKEN BREEDS: FACTS ABOUT NIGERIAN CHICKEN BREEDS

Trying or attempting to know or identify the local breeds of chicken  in Nigeria can be tedious as most are not documented but with our series of research and consultations, we are able to bring to you, in this post, some facts about the indigenous or local chicken breeds in Nigeria. Nigerian Indigenous Chicken Terms to Note in this post Indigenous breeds They are native chickens of a country that are bred and reared in the same country. Exotic or foreign breeds They are chicken breeds from other countries. Hybrid breeds They are the offspring or product of crossingor mating local breeds with a foreign breed or mating two different breeds (either local or exotic breeds) together. The Local chickens in Nigeria are commonly called the Nigerian Indigenous Chicken (NIC), and they are all classified into three breeds based on location.  They are: 1. The Fulani Ecotypes The Fulani Ecotypes, referred to as heavy ecotypes, are found in the following parts of Nig...

CATFISH DISEASES AND TREATMENT

Apply for ZULINKX livestock farmers financial empowerment Grayish film on the skin Cotton wool disease   ( Columnaris):  Grayish-white film on skin, damaged fins, ulcers, yellow to gray patches on gills, tissues on head may be eaten away. Must be  treated immediately  with Over-the-counter antibiotic medications. It is a very contagious disease. Disinfect tank, rocks, net, etc. Anaemia disease :  Affected fishes has  Swelling of head with   small bodies,  bulging eyes,  black in colour. This is attributable to overcrowding. Treat with  OTC antibiotics such as penicillin and tetracycline,a void over-crowding, feed adequately. Over crowded fish in the pond Cracked head diseasae : This is the most common catfish disease in ponds. The cause of this disease is not yet understood, although it is believed that adverse water quality resulting from over feeding may be the main factor as well as unbalanced nutrients in ...

FEEDING BROILERS WITH PKC

Apply for ZULINKX 2020 livestock farmers financial empowerment Palm kernel Palm kernel cake (PKC) Palm kernel fruit The high cost of commercial poultry feeds in some areas of the world has pushed most farmers to see Palm kernel cake(pkc) also known palm kernel meal(PKM)  meant to be used as an ingredient for formulating poultry ration to be used solely in feeding broilers and this is widespread among subsistence local farmers especially in Africa. Although palm kernel cake supplies both protein and energy, the proximate composition of palm kernel cake suggests that it can be classified as an energy source. Facts about the use of PKC in feeding broilers and other poultry birds •  Poultry are monogastric animals that have a simple stomach and they are unable to tolerate highly fibrous feed. • Due to its high fibre and shell content, low level of energy and key essential amino acids, and grittiness, the use of PKC in poultry rations is very limited....

ABUKE/IYAYA OKUKO (FRIZZLE CHICKEN): IGBO TRADITIONAL CHICKEN

Frizzle chicken should have an African origin especially among the Igbo/Ibo tribe in the southeastern part of Nigeria due to it's  use by the African traditional religion worshippers or native doctors. In Igbo land, due to the dialect differences in the Igbo language, so also does the local name of Frizzle chicken differs but has one meaning. In Abia, Anambra, Enugu, Imo, and Ebonyi states, its called Abuke,Ayahiri'   Ayahara, Ajilija and Iyaya okuko.  It is called these names because of it's ruffled feathers (Nwokeomo).  Iyaya okuko(frizzle chicken) is equally recognized as a distinct breed in these nine European countries and Australia. The European countries which recognize this breed are; United Kingdom, Germany, France, Italy, Belgium, Ireland, Poland, Czech Republic and Slovakia.  Iyaya okuko is truly a unique chicken breed. Unlike most other chickens, the plumage of Iyaya chicken is curved outward and forward, giving it the appearance...

EXOTIC BREEDS OF PIG: WHAT YOU NEED TO KNOW BEFORE CHOOSING A BREED

Piglets management The determining factor to a successful swine production is the choice one makes while choosing which breed(s) of pig to start a farm or use to crossbreed existing ones.                      ... Emmanuel Ugwu (Ozuluonye ) Below are some exotic breeds that one can chose from to be the fathers and mothers of his farm Camborough pig breed Camborough The pig is known for High emphasis on lean meat % and conformation, Very robust hybrid boar, Good libido, Exceptional carcass musling, Superb feed conversion ratios The breed is bred to maximize the kilograms of weaned pigs per year with excellent feed efficiency. In addition, the Camborough can be bred typically three weeks earlier than other breeds resulting in a higher total number of piglets per sow per lifetime and lower production cost. Berkshire pig breed Berkshire They are black with white points (legs, face and tail)  Dark-colored ...