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Showing 41 - 50 of 2035 results.

How do I test my garden soil?

Learn why you should test your garden soil and the different kinds of tests to ask for. Resources include instructions for how to collect a soil sample for testing and a short video demonstration.

Brooke Edmunds | Apr 2021 | Article Peer reviewed (Gray level)

Methods for mitigating soil erosion after a wildfire

Soil erosion following a wildfire often needs to be addressed in areas of high-intensity fires. Which method is used to minimize erosion depends on soil type, slope steepness and subsequent rainfall.

Alicia Christiansen, Wildfire Recovery group | Nov 2020 | Article

Soil temperature conditions for vegetable seed germination

Results of an experiment to see correlations between various vegetable seeds number of days to sprout appearance and the temperature at which they are kept.

J. F. Harrington | Apr 2013 | Article Peer reviewed (Gray level)

Soil pH and pasture productivity on the Oregon Coast

Producers have questioned the conventional advice to apply lime to change the pH of coastal soils. We look at one set of data on ryegrass pastures that shows the return on investment may indeed be modest.

Troy Downing | May 2009 | Article Peer reviewed (Gray level)

Guide to Oregon county soil survey reports

In the 1970s, soil scientists started gathering information about Oregon soils by digging hundreds of holes, observing the landscapes and recording information. Now, that wealth of information is available online.

Brad Withrow-Robinson, Debra Zaveson, Jacob Putney | Dec 2007 | Article Peer reviewed (Gray level)

Extension Master Gardeners put their hands in the soil for science

OSU Extension Master Gardeners are taking part in a community science project to understand the the transfer dynamics of soil microbes ot humans in gardening.

Kym Pokorny | Oct 1, 2020 | News story

Adding compost improves soil’s texture and adds nutrients

The best soil amendment is partially broken-down organic material, better known as compost

Kym Pokorny | Mar 13, 2021 | News story

Acidifying Soil for Crop Production: Inland Pacific Northwest

Explains the relationship between high soil pH and nutrient deficiencies in crop plants. Color photos illustrate symptoms of pH-induced nutrient deficiency. Explains the causes of high soil pH and presents step-by-step instructions for lowering pH.

Donald A. Horneck, Don Wysocki, Bryan G. Hopkins, John M. Hart, Robert G. Stevens | Sep 2007 | Extension Catalog publication Peer reviewed (Orange level)

Soil Nitrate Testing for Willamette Valley Vegetable Production

A soil nitrate test measures the concentration of nitrate in the soil at a specific moment in time, including nitrate originating from organic inputs, fertilizer, and soil organic matter. This publication describes ...

Dan M. Sullivan, Nick Andrews, Aaron Heinrich, Ed Peachey, Linda Brewer | Aug 2023 | Extension Catalog publication Peer reviewed (Orange level)

Used appropriately, coffee grounds improve soil and kill slugs

Coffee grounds can be worked into the soil or added to a compost pile but should be done with some restraint.

Kym Pokorny | Jun 23, 2023 | News story