- Maryland Dept. of Agriculture
- Frederick County Official Website
- USDA-Natural Resource Conservation Service
- University of MD Extension
- MD Association of Conservation Districts
- National Association of Conservation Districts
- Maryland Dept. of the Environment
- Maryland Dept. of Natural Resources
- Maryland Farm Bureau
- Allegany Soil Conservation District
- Anne Arundel Soil Conservation District
- Baltimore County Soil Conservation District
- Calvert Soil Conservation District
- Carroll Soil Conservation District
- Charles Soil Conservation District
- Montgomery Soil Conservation District
- Prince George’s Soil Conservation District
- Queen Anne’s Soil Conservation District
- Kent Soil & Water Conservation District
- St. Mary’s Soil Conservation District
- Talbot Soil Conservation District
- Washington County Soil Conservation District
- Maryland Envirothon
- Facebook.com/CatoctinandFrederickSCD/
- Home Science: Back Yard Conservation