• 已选条件：
  • × United States Department of Agriculture Publications
  • × 2001
 全选  【符合条件的数据共：83条】

1 Income and Food Expenditures Decomposed by Cohort, Age, and Time Effects [科技报告]

作者:Noel Blisard

发布日期:2001

关键词:Food spending;food expenditures;...

发布机构:United States Department of Agriculture

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2 Changing Structure of Global Food Consumption and Trade [科技报告]

作者:Anita Regmi

发布日期:2001

关键词:Consumer demand;food trade;...

发布机构:United States Department of Agriculture

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3 U.S. Organic Farming Emerges in the 1990s: Adoption of Certified Systems [科技报告]

作者:Catherine Greene

发布日期:2001

关键词:organic farming systems;organic certification;...

发布机构:United States Department of Agriculture

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4 Designs for Measuring How the School Breakfast Program Affects Learning [科技报告]

作者:Jonathan Jacobson , Ronette Briefel , Philip Gleason , Rachel Sullivan ,and Jayachandran Variyam

发布日期:2001

关键词:School Breakfast Program;effect of breakfast on cognition;...

发布机构:United States Department of Agriculture

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5 Displaced Workers: Differences in Nonmetro and Metro Experience in the Mid-1990s [科技报告]

作者:Karen Hamrick

发布日期:2001

关键词:Rural unemployment;displacement;...

发布机构:United States Department of Agriculture

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6 Characteristics and Production Costs of U.S. Cow-Calf Operations [科技报告]

作者:Sara D. Short

发布日期:2001

关键词:Cow-calf;operation characteristics;...

发布机构:United States Department of Agriculture

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