Newcastle Disease Vaccine Safe and Effective, USDA Says
USDA scientists report a safe effective killed virus vaccine for Newcastle disease in chickens. The final study presented by Dr Eugene Gill covered inactivation methods adjuvants and immunity results using the GB Texas strain and beta propiolactone as the inactivating agent.
MENTIONED IN THIS ARTICLE
U. S. Department of Agriculture
Eugene Gill
USDA
Agricultural Research Service
American Veterinary Medical Association
Philadelphia
Gill
Texas
Newcastle
Proper Feeding Of Dry Cows For Best Calving
Chester County Agent Robert A Powers Jr recommends adjusting feeding for fall freshening dry cows to avoid both under and over conditioning. Too-fat cows risk ketosis while good flesh at calving boosts milk production. provide 8 to 10 pounds of grain daily starting 7 to 10 days before freshening and watch pasture quality after heavy rains.
MENTIONED IN THIS ARTICLE
Chester County
Robert A. Powers, Jr
Safe Newcastle disease vaccines eyed for eradication
USDA veterinarians stress safe vaccines for farm birds and outline criteria for vaccine safety. They note revaccination at 12 weeks protected birds up to 2 weeks of age, the longest period tested, and advocate killed vaccines as best path toward eventual eradication, per Department scientists.
MENTIONED IN THIS ARTICLE
Usda Veterinarians
Cattle and Hogs See Mild Shifts in Chicago Trade
Cattle over 1200 lbs and vealers show price ranges with bulls at 21 to 24 dollars. Hogs trade slows early then steady to slightly lower, No 1 to No 3 weights quoted around 19.75 to 20 dollars. Sheep receipts include spring lambs at 21.50 to 25.50 and culls at 6 to 8.50 dollars, with overall moderate activity.
MENTIONED IN THIS ARTICLE
U. S
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Lancaster
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Lititz
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New York Stockh
N. Duke St
U.S D.A
Mount Hope
Johnson
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Ephrata
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Southeastern
Penna
Daveo
Smucker Bros
Chicago
Vintage Sales Stables, Inc
Vintage
William Beam
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Allen H. Matz
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New Holland
Haverstick Bros
Lancaster Ph
Sander Bros
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Ph. ST
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