hanan mohamed fathy abdien

Small poultry farmers face the problem of getting vials of vaccines in smaller doses, for instance 500 doses. Sharing vials of vaccines is not advisable due to the cold chain and manipulation. The administration of vaccines is another issue for many poultry farmers. The use of the Gumboro 228 E vaccine should be carefully used because it is a very HOT vaccine. I would prefer to use the Gumboro IBD ...

Chicks should be properly vaccinated agaist marek's at hatchery level. Marek's vaccine occupies the receptor sites on the cell and blocks the entry of field virus. 14th day vaccine cannot protect the birds if infection exists in the brooder house.For ibd, if parents are vaccinated with killed vaciine, live intermediate vaccine at 13/ 14 days is enough for broilers. Layers may need one more on 23rd ...