This publication describes how to use in-season soil nitrate testing to adjust sidedress N fertilizer application rate to match crop N requirements. Data to support our recommendations comes from field trials conducted in the Willamette Valley for vegetable crops produced …
Category: Resources
Irrigated Warm Season Cover Crops for Western Oregon
Cover crop use is increasing in the Pacific Northwest, but information is not readily available on the growth potential, biomass production, adaptability, and bloom period of warm season cover crop species and/or varieties for this region. A study was conducted …
Oregon State University Cover Crop Calculator and User Guide
This free online tool compares the nutrient value and cost of cover crops, organic and synthetic fertilizers and compost. Use this Calculator to develop well balanced and cost effective nutrient management programs for your farm. Developed by Nick Andrews, Dan …
Legume Cover in Orchard Drive Alleys
This publication evaluates a broad spectrum of legume species and cultivars for their ability to thrive in an orchard environment and provide a significant nitrogen contribution.…
The Pasture Project
This webinar, featuring Dr. Kris Nichols, focuses on cover crops and grazing as ways to stimulate carbon flow to soil biology, and how using these practices can build resilience to weather, pest and disease issues, and increase overall profitability. https://youtu.be/wG4cS_p9fbE…
No-Till Case Study, Richter Farm: Cover Crop Cocktails in a Forage-Based System
This free publication from ATTRA focuses on implementing a multispecies cover crop cocktail after an early forage harvest to add needed residue, organic matter, and available soil nutrients for the subsequent cash crop.…
No-Till Case Study, Miller Farm: Restoring Grazing Land with Cover Crops
This free publication from ATTRA is a case study study on converting marginal cropland back to grazing land by planting several years of a diverse cover crop mixture containing legumes, tap roots, and more. For Ken Miller of Mandan, North …
Reduced Tillage in Organic Vegetable Systems
https://www.youtube.com/watch?v=F6AL3xtwogg&feature=youtu.be This video is intended for organic vegetable producers and agricultural professionals, especially in the maritime northwest. Techniques and findings from recent research are shared to assist producers in trialing reduced tillage systems. The video covers the concept of reduced …
Cover Crop (340) in Organic Systems – Western States Implementation Guide
This document provides an overview of how the NRCS Cover Crop (340) conservation practice can be implemented on organic operations. It discusses different purposes for the practice’s use, design considerations, and how installation might differ in organic systems. Specifically, it …
Estimating Plant-Available Nitrogen Release from Cover Crops
This publication assists western Oregon farmers and agricultural professionals in determining the nitrogen fertilizer replacement value of winter cover crops. Includes information on plant-available nitrogen (PAN) basics; a site-specific, step-by-step method to estimate PAN; Willamette Valley case studies; and appendices …