-
Iowa State University Sites
-
Iowa State University Publications
-
University Newsletters
- Integrated Crop Management News - Iowa State University
- Archives of the Integrated Crop Management Newsletter 1993-2007 - Iowa State University
- Odor and Nutrient Management Newsletter
- Pest Management and Crop Development Bulletin - University of Illinois
- Pest & Crop Newsletter - Purdue University
- Field Crop News - Penn State University
- Crop Observation and Recommendation Network Newsletter (C.O.R.N.) - The Ohio State University
- Crop Watch - University of Nebraska
- Minnesota Crop eNews - University of Minnesota
- Integrated Pest and Crop Management - University of Missouri
- Wisconsin Crop Manager - University of Wisconsin
- Crop Advisory Team (CAT) Alert Newsletters - Michigan State University
- OMAF Field Crops Newsletters - Ontario Ministry of Agriculture and Food
-
University Soil Fertility Sites
- University of Illinois Agronomy Handbook
- University of Wisconsin Soil Science Extension
- University of Minnesota Soil Nutrient Management Publications
- University of Missouri Extension Soil and Water Publications
- University of Nebraska Soil Fertility and Nutrient Management
- South Dakota State University Soil Testing Laboratory
- Kansas State University Extension Agronomy Soil Fertility and Management
-
Conferences
-
Regional Committees
- NCERA103: Specialized Soil Amendments and Products, Growth Stimulants and Soil Fertility Management Programs (NCR-103)
- NCR 103 - Specialized Soil Amendments and Products, Growth Stimulants and Soil Fertility Management Programs
- NCR 13 - Soil Testing and Plant Analysis
- NCR 180 - Site-Specific Management
- SERA 17 - Minimizing Phosphorus Losses From Agriculture
-
USDA-Agricultural Research Service
-
Agricultural Organizations
- Agribusiness Association of Iowa (AAI)
- Iowa Farm Bureau Federation
- International Plant Nutrition Institute (IPNI)
- Foundation for Agronomic Research (FAR)
- Council for Agricultural Science and Technology (CAST)
- The Fertilizer Institute (TFI)
- American Society of Agronomy (ASA)
- Soil Science Society of America (SSSA)
- Certified Crop Adviser (CCA)
-
Agencies
- Iowa Department of Agriculture and Land Stewardship (IDALS)
- Iowa Department of Natural Resources (IDNR)
- Iowa Natural Resources Conservation Service (NRCS-IA)
-
Soil Test Laboratory Information
-
Soils
- Iowa Soil Temperatures
- Iowa Soils Information
- Soil Management and Conservation Practices
- Iowa Soil and Land Use Information
- Web Soil Survey
-
Commodity Prices