Discusses types of plane surveys, including property surveys and cadastral surveys. Briefly sketches the history of the rectangular survey system in the United States and describes how the rectangular system works. ...
This is a basic resource for 4-H members doing a horse project in Oregon, Washington, and Idaho. Book sections cover horse breeds, psychology, and how to choose a horse; the horse's health, care, and management;...
The Horse Advancement Program guide consists of a series of steps that allows 4-H members to set personal goals and learn at their own speed. Click the "view it now" button to view or download the entire ...
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
The definitive compilation of rules for 4-H horse contests in Oregon, Washington, and Idaho, including General Rules, Clothing and Equipment, Contest Guidelines, Performance Guidelines, Driving, Ground Training, Western ...
A collection of articles for growing vegetables in Central Oregon. Include general information, recommendations, soil temperatures, rhubarb, potatoes, cucumbers, beets, carrots, radishes, onions, tomatoes and tomatillos.
Plants causing liver disease and photosensitization (sensitivity to sunlight) are often grouped together, as photosensitivity is often a secondary symptom of liver disease cause by poisonous plants.
Mylen Bohle, David Hannaway, Andy Hulting, Karin Neff |
Apr 2018 |
Educational gallery