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OSU Extension Catalog

Outdoor Recreation

Research-based educational materials about Outdoor Recreation from the OSU Extension Catalog

Trees to Know in Oregon and Washington by Edward C. Jensen cover

EC 1450

Trees to Know in Oregon and Washington

Revised January 2021

The cover for PNW 675, Construction of Sand-Based Natural Grass Athletic Fields

PNW 675

Best Management Practices for Construction of Sand-based Athletic Fields for Football and Soccer

Published September 2015

The cover of Best Management Practices for Maintaining Sand-based, Natural Grass Athletic

PNW 676

Best Management Practices for Maintaining Sand-based, Natural Grass Athletic Fields

Published September 2015

Cover image of "Woodland Ponds: A Field Guide" publication

EM 9104

Woodland Ponds: A Field Guide

Published April 2015

Image of Shrubs to Know in Pacific Northwest Forests publication

EC 1640

Shrubs to Know in Pacific Northwest Forests

Published September 2013

Image of Understanding Names of Oregon Trees publication

EC 1502

Understanding Names of Oregon Trees

Revised April 2012