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共检索到8条 ,权限内显示50条;
Philippines: Performance of Philippine Agriculture in 4th Quarter 2019
- 年份：
- 2020
- 摘要：
- marily from African Swine Fever driving hog production down by ...
Bulgaria: Livestock and Products Annual
- 关键词：
- Livestock and Meats Beef and Cattle Pork and Hogs African Swine Fever Europe and Eurasia Bulgaria
- 年份：
- 2020
- 摘要：
- down by 25 percent and the number of swine farms by 74 percent. While most back ...
U.S. Hog Production From 1992 to 2009: Technology, Restructuring, and Productivity Growth
- 关键词：
- Hogs pigs farm productivity production contracts pork prices scale of production farm structure total factor productivity concentration Agricultural Resource Management Survey
- 年份：
- 2013
- 摘要：
- U.S. hog farm numbers dropped by 70 percent over 1991-2009 while hog inventories ...
Trends and Developments in Hog Manure Management: 1998-2009
- 关键词：
- Hog production
- 年份：
- 2011
- 摘要：
- In the past decade, hog production has increasingly become con ...
Changes in Manure Management in the Hog Sector: 1998-2004
- 关键词：
- hog production
- 年份：
- 2009
- 摘要：
- In recent years, structural changes in the hog sector, including increased farm ...
Characteristics and Production Costs of U.S. Hog Farms, 2004
- 关键词：
- hog production
- 年份：
- 2007
- 摘要：
- Hog production in 2004 was characterized by wide variation in ...
The Changing Economics of U.S. Hog Production
- 关键词：
- Hogs pigs farm productivity production contracts pork prices scale of production farm structure total factor productivity concentration Agricultural Resource Management Survey
- 年份：
- 2007
- 摘要：
- The increasing size and specialization of hog operations reflect structural chan ...
Economic and Structural Relationships in U.S. Hog Production
- 关键词：
- Hog production
- 年份：
- 2003
- 摘要：
- Rapid change in the size and ownership structure of U.S. hog produc ...
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