Marek’s Disease Progress Claimed
Lotscs due to March's disease pared lo broilers th.it weren't tered b> injection to 2,100 day of the vaccinated birds were b. developed Additional .studies
Were reduced significantly in vaccinated. old chicks. An equal number of condemned using this vaccine aie planned
bi-Oller chicken* vaccinated with March’s disease is responsible ur.vaccinaled chicks weie main- for the future
a herpes virus of turkeys during for condemnation losses to the tamed In the same house as According to Dr William J
a recent study at the University poultry industry estimated at controls Benton, chairman of the depart- ~~
of Delaware, according to Dr, $2OO million annuallv. ment of animal science and agn Heat Hurts
William C. Krauss, associate pro- During the growout period, no cultural biochemistry at the Uni
fessor of animal science and The vacc i nc ,ise d in the Del- mortality from leukosis occui red vcrsity. this is the first icport of Winter weather can be the
agricultural biochemistry. aware study was prepared by in the vaccinated birds When the the successful use of a vaccine of most damaging, but summer sun
Slerwin Laboratories, Inc . Mills- broilers were processed at eight lhis t>pc in broilers. and heat also shortens the life of
in a report presented at the boro. Delaware, from a virus dis- weeks of age, the vaccinated f arm equipment, remind exten-
Northeasterr. Conference on covered at the Regional Poultry bhds had 90 per cent less con- Although the vaccine is still in s ‘ on agricultural engineers at
Avian Diseases at Blacksburg. Research Laboratory in East demned for leukosis than the an expeumental stage and not Pennsylvania State University
Virginia, June 16. Krauss said Lansing, Michigan. In the con- unvaermated broilers, said available commercially, the re
broilers vaccinated with the vac- trolled research project at the Krauss Five per cent of the con- suits of this cxpeiiment indicate It pays to keep "sophisticated”
cine had a 10-fold reduction in Univeisity’s Georgetown Substa- tiol (lock were condemned foi that an effective vaccine to fight and expensive equipment under
leukosis condemnations com- tion. the vaccine was admims- leukosis while only 0 5 percent Marek’s disease in broileis can cover when not n use
5
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THE MILK
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MILLER & BUSHONG, Inc. tf
Rohrerstown, Pa.
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THE TRUE
MILK REPLACER
Y
FORM
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GROWTH.
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Lancaster Farming. Saturday. Juno 27. 1970
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