This webinar will examine practical nutrient management strategies tailored for small and diversified farms. Presenters will explore how organic operations can meet National Organic Program (NOP) requirements for manure, compost use, and soil fertility, followed by a look at the real‑world challenges facing small-acreage livestock properties. We will discuss additional considerations and solutions for effective nutrient stewardship on small farms. Whether you’re a producer, educator, conservation professional, or simply looking to improve land management on limited acreage, this session will offer actionable insights to support sustainable and environmentally sound practices. This presentation was originally broadcast on March 20, 2026.
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Big challenges on small acreages: Managing nutrients in the semi-arid West
Karla Melgar Velis, Colorado State University (16:32)
Small Farm Nutrient Management – Vermont
Heather Darby, University of Vermont (17:18)
Nutrient Use on Organic Farms
Amy Talarico, OneCert (26:22)
Questions from the Audience
All presenters (4:17)
More Information
OneCert Resources
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- Allowed and prohibited substances in organic production
- Soil fertility and crop nutrient management practice standard
- The National List of Allowed and Prohibited Substances
- Processed Animal Manures in Organic Crop Production
- Natural Resources and Biodiversity Conservation
- Guidance on Compost and Vermicompost in Organic Crop Production
- Nonsynthetic substances prohibited for use in organic crop production
Continuing Education Units
Certified Crop Advisers (CCA, CPAg, or CPSS)
View the archive and take the quiz (not available yet). Visit the CCA continuing education page for additional CEU opportunities.
American Registry of Professional Animal Scientists (ARPAS)
View the archive and report your attendance to ARPAS via their website. Visit the ARPAS continuing education page for additional CEU opportunities.

