Browsing by Author "Patterson, W. N."
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- Adjusting Production for Early and Late Test PeriodsMcGilliard, Mike L.; Patterson, W. N. (Virginia Cooperative Extension Service, 1979-08)
- Cow Index: The Breeding Value of Virginia DHIA Dairy CowsBuffington, Ronald Edwin, 1943-; White, John; Patterson, W. N. (Virginia Cooperative Extension Service, 1967-11)
- Leucocyte Screening Tests and Dairy Herd ImprovementLineweaver, Joseph A.; Patterson, W. N.; Kalison, S. L. (Virginia Cooperative Extension Service, 1968-06)Mastitis varies in its effect on the mammary gland from mild irritation to almost complete destruction of the secretory tissue. Dairymen can usually detect clinical mastitis by the appearance of the milk or udder swelling and are aware of losses caused by acute stages of this disease. Early infections and subclinical cases are more difficult to detect and the unrealized losses in production are harder to recognize.
- Proven Holstein Sire DirectoryWhite, John; Patterson, W. N. (Virginia Cooperative Extension Service, 1969-12)
- Using Dairy Herd Improvement Program ResultsPatterson, W. N. (Virginia Cooperative Extension Service, 1969-05)
- Virginia Dairy Herd Improvement Association Program Summary, 1958-68Patterson, W. N. (Virginia Cooperative Extension Service, 1969-01)
- Virginia Dairy Herd Improvement Association Program Summary, 1970-1980Patterson, W. N. (Virginia Cooperative Extension Service, 1980-11)
- Wholesome Milk for HealthNageotte, G. J.; Patterson, W. N. (Virginia Cooperative Extension Service, 1966-10)