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共检索到28条 ,权限内显示50条;
The Diverse Structure and Organization of U.S. Beef Cow-Calf Farms
- 关键词：
- Beef cow-calf production farm income animal traceability Agricultural Resource Management Survey (ARMS) National Animal Identification System (NAIS)
- 年份：
- 2011
- 摘要：
- animals had a beef cow inventory of less than 10 cows, more than half ...
Profits, Costs, and the Changing Structure of Dairy Farming
- 关键词：
- cows
- 年份：
- 2007
- 摘要：
- U.S. dairy production is consolidating into fewer but larger farms. This report ...
Possible Implications for U.S. Agriculture From Adoption of Select Dietary Guidelines
- 关键词：
- Agriculture dairy Dietary Guidelines for Americans dietary recommendations food food consumption food production Food Guidance System fruit MyPyramid
- 年份：
- 2006
- 摘要：
- would likely require an increase in the number of dairy cows as well a ...
Did BSE Announcements Reduce Beef Purchases?
- 关键词：
- food safety Bovine Spongiform Encephalopathy BSE retail beef purchases government announcements retrospective analysis
- 年份：
- 2006
- 摘要：
- of finding cows infected with Bovine Spongiform Encephalopathy (BSE). ...
Characteristics and Production Costs of U.S. Dairy Operations
- 年份：
- 2004
- 摘要：
- r operations were much larger. Operations with 500 or more milk cows ha ...
Livestock Operations
- 年份：
- 2004
- 摘要：
- This report includes the number of operations and percent of inventory by size ...
Characteristics and Production Costs of U.S. Cow-Calf Operations
- 年份：
- 2001
- 摘要：
- s supplemental forage during the winter. The larger acreage size of operations i ...
