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共检索到22条 ,权限内显示50条;

The Transformation of U.S. Livestock Agriculture: Scale, Efficiency, and Risks
- 关键词:
- Livestock dairy broilers hogs fed cattle farm structure scale economies contract agriculture CAFOs growth-promoting antibiotics
- 年份:
- 2009
- 摘要:
- structural changes, which in turn have boosted productivity growth in ...

The Economic Organization of U.S. Broiler Production
- 关键词:
- Broilers chickens production contracts broiler grower financial performance chicken housing chicken litter poultry
- 年份:
- 2008
- 摘要:
- investments in broiler housing, and new or retrofitted houses are also an impor ...

Economic Returns to Public Agricultural Research
- 关键词:
- Agriculture productivity productivity growth technology total factor productivity TFP research investments food input output
- 年份:
- 2007
- 摘要:
- Over the last several decades, the U.S. agricultural sector has sustained impres ...

Productivity Growth in U.S. Agriculture
- 关键词:
- Agriculture productivity productivity growth total factor productivity TFP labor farm economy prices agricultural research agricultural output
- 年份:
- 2007
- 摘要:
- Innovation and changes in technology have been a driving force for gains in ...

The 20th Century Transformation of U.S. Agriculture and Farm Policy
- 关键词:
- farm policy farm structure policy adjustment structural adjustment mechanization productivity growth global markets consumer stakeholders price and income support farm policy history
- 年份:
- 2005
- 摘要:
- lude productivity growth, the increasing importance of national and glo ...

Black Sea Grain Exports: Will They Be Moderate or Large?
- 年份:
- 2004
- 摘要:
- es (NIS) that export through the Black Sea, the largest being Russia and Ukraine ...

Food Manufacturing Productivity and Its Economic Implications
- 年份:
- 2003
- 摘要:
- . This productivity growth is low when compared with an estimate of 1.2 ...

Linking Land Quality, Agricultural Productivity, and Food Security
- 年份:
- 2003
- 摘要:
- agricultural productivity, how farmers respond to land degradation, and whether ...

U.S. Agriculture, 1960-96: A Multilateral Comparison of Total Factor Productivity
- 年份:
- 2001
- 摘要:
- . For the full 1960-96 period, every State exhibits a positive and generally sub ...

Agriculture in Brazil and Argentina: Developments and Prospects for Major Field Crops
- 年份:
- 2001
- 摘要:
- This report identifies key factors underlying the agricultural productivity ...