A productive alfalfa crop removes significant quantities of macronutrients and small amounts of micronutrients from the soil. A complete fertilizer program is essential to ensure a highly productive, long-lived stand.
David Hannaway, Mylen Bohle, Daniel Miles, Yitian Lin, Brianna Randow |
Sep 2019 |
Article
An inventory of all the different kinds of soils in many Oregon counties is available. These inventories were made starting in the 1970’s by soil scientists of the U.S. Department of Agriculture Soil Conservation Service in ...
Brad Withrow-Robinson, Debra Zaveson |
Dec 2007 |
Article
This publication provides direction on estimating soil moisture by the "feel and appearance" method; taking a some soil and rolling it up in a ball then squeezing it between your thumb and forefinger to form a ribbon and noting how it appears and feels. Compare what you see with photographs and/or charts to estimate percent water available and the inches depleted below field capacity.
This report includes preliminary data for the second of a three-year study. Since this year was a record drought year, results could vary from a normal rainfall year. Finalized data and observations will be released in future as peer-reviewed studies, reports, and extension articles. For more information, please visit the RDFA project page. .
This article briefly discusses the most prevalent madrone disease problems, then offers a broader perspective on the health of this southern Oregon native.
Max Bennett, David C. Shaw |
Nov 2006 |
Article
Photo taken by Dustin Johnson (Cropped from original)
A critical but often overlooked step in the development of a comprehensive grazing management plan is a well-defined monitoring program for evaluating progress toward management objectives.
Inadequate water intake by beef cattle can limit growth and production, which can translate to narrower profit margins for producers. That's why it's important to understand water nutrition and quality for beef cattle.
This handbook focuses on the calving process, illustrating and explaining the mechanisms associated with this event, in addition to providing information and management options to alleviate the incidence of calving difficulties.