• 13 Memorial Library
• 9 Steenbock Library
• 6 Verona Shelving Facility
• 1 Science Libraries Shelving Facility

• 37 Journals, Magazines, Newspapers
• 1 Microforms

• 36 Agriculture
• 8 Rural conditions
• 5 Agricultural industries
• 4 Agriculture and state
• 3 Research
• 3 United States. Department of Agriculture. Economic Research Service. Agriculture and Rural Economy Division
• 2 Community development
• 2 Iowa State University. Center for Agricultural and Rural Development
• 2 Sociology, Rural
• 1 Agricultural development projects
• 1 Agricultural education
• 1 Agricultural extension work
• 1 Agricultural resources
• 1 Economic conditions
• 1 Economic forecasting
• 1 Environmental aspects
• 1 Environmental economics
• 1 Finance
• 1 Food industry and trade
• 1 Government policy
• 1 Produce trade
• 1 Social aspects
• 1 Societies, etc

• 3 United States. Department of Agriculture. Economic Research Service. Agriculture and Rural Economy Division
• 2 China. Guo jia tong ji ju. Nong cun she hui jing ji diao cha zong dui
• 2 Han'guk Nongch'on Kyŏngje Yŏn'guwŏn
• 2 Iowa State University. Center for Agricultural and Rural Development
• 2 United States. Department of Agriculture. Economic Research Service
• 2 University of Ibadan. Department of Agricultural Economics
• 2 Zhongguo she hui ke xue yuan. Nong cun fa zhan yan jiu suo
• 1 Agricultural Economics Society (Great Britain)
• 1 Brandon University. Rural Development Institute
• 1 Bāṃlādeśa Pallī Unnaẏana Ekāḍemī
• 1 China. Nong cun she hui jing ji diao cha si
• 1 China. Nong ye nong cun bu
• 1 Colegio de Postgraduados (Mexico)
• 1 European Association of Agricultural Economists
• 1 European Commission. Directorate-General for Agriculture and Rural Development
• 1 Hua zhong shi fan da xue. Zhongguo nong cun wen ti yan jiu zhong xin
• 1 Hunan Sheng ke xue fa zhan yu she hui he xie yan jiu hui
• 1 Hunan Sheng nong ye fa zhi yan jiu hui
• 1 Hunan Sheng she hui ke xue yuan. Xin nong cun jian she yan jiu zhong xin
• 1 Institut national de la recherche agronomique (France)
• 1 Inter-American Institute for Cooperation on Agriculture. Oficina Ecuador
• 1 Li, Zuojun
• 1 Nong ye bu nong cun jing ji yan jiu zhong xin (China)
• 1 Pontificia Universidad Javeriana. Instituto de Estudios Rurales
• 1 Pontificia Universidad Javeriana. Unidad de Estudios Rurales

• 22 English
• 10 Chinese
• 4 Spanish
• 2 French
• 1 German
• 1 Indonesian
• 1 Polish
• 1 Portuguese
• 1 Russian

• 10 China
• 6 United States
• 2 Ames
• 2 Colombia
• 2 Iowa
• 2 Korea (South)
• 2 Nigeria
• 1 Asia
• 1 Bangladesh
• 1 Brazil
• 1 Canada
• 1 Chine
• 1 EU-landen
• 1 Ecuador
• 1 Europe
• 1 European Union countries
• 1 Indonesia
• 1 Korea, South
• 1 Mexico
• 1 Virginia

Limit year range