The acidity or alkalinity of the soil in which crops grow can influence how well they grow. We measure this characteristic with a pH scale. Each crop has its own ideal pH range. If you want to grow ...
Garrett Duyck, Elli Korthuis, Susan Kerr, Hannah Brause, Shilah Olson, Ellen Hammond |
Jan 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
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 discusses the many types of fertilizers and soil amendments available for organic plant production. Fertilizer formulations, nutrient availability, and application practices for common organic products are ...
Doug Collins, Carol A. Miles, Craig G. Cogger, Richard T. Koenig |
Jul 2013 |
Extension Catalog publicationPeer reviewed (Orange level)
The acidity or alkalinity of the soil in which crops grow can influence how well they grow. We measure this characteristic with a pH scale. Each crop has its own ideal pH range. If you want to grow healthy plants, it's...
Garrett Duyck, Elli Korthuis, Susan Kerr, Hannah Brause, Shilah Olson, Ellen Hammond |
Jan 2021 |
Podcast episodePeer reviewed (Gray level)
The acidity or alkalinity of the soil in which crops grow can influence how well they grow. We measure this characteristic with a pH scale. Each crop has its own ideal pH range. If you want to grow healthy plants, it's...
Garrett Duyck, Elli Korthuis, Susan Kerr, Hannah Brause, Shilah Olson, Ellen Hammond |
Jan 2021 |
Podcast episodePeer reviewed (Gray level)
Phytophthora species are water molds that can kill plants. They can spread undetected in container plants and equipment. Once they are introduced to an ecosystem, it's difficult or impossible to eradicate them. ...
Norma Kline, Marianne Elliott, Jennifer Parke, Dan Stark, David C. Shaw, Alicia Christiansen |
Jan 2022 |
Extension Catalog publicationPeer reviewed (Orange level)
Ornamental nurseries face many pest management challenges, from weeds to insects to disease. In this report, industry representatives prioritize those challenges in an effort to increase the use of integrated pest ...