March 1, 2013 | Source: Oregon Tilth; Oregon State University; Western Sustainable Agricuture Research and Education | Format: Tools & Best Practices

Organic Fertilizer and Cover Crop Calculator

This free online tool compares the nutrient value and cost of cover crops, organic and synthetic fertilizers and compost. Use this Excel Calculator to develop well balanced and cost effective nutrient management programs for your farm.

Resource Formats

Upcoming Events

  1. Oregon Tilth Annual Meeting (Virtual)

    September 22 @ 1:00 pm - 2:00 pm
  2. 2020 OSU Dry Farming Project Virtual Field Days: Corn Breeding Project

    September 23 @ 10:00 am - 11:00 pm
  3. Mechanical Weed Control Virtual Field Day (Episode 3): Precision cultivation of direct-seeded vegetables

    September 25 @ 10:30 am - 11:30 am

Recent Resources