Index Catalog // ScholarsArchive@OSU

Site index equations for mountain hemlock on three habitat types in the Central Oregon Cascades

Creator:: Johnson, Gregory P.
Abstract:: Site index and height growth equations for mountain hemlock (Tsuga mertensiana (Bong.) Carr.) were developed from 37 trees located in the Deschutes Nationa1 Forest. Initial analysis indicated the need for stratification by habitat type. Preliminary community classifications were used to develop three strata for the study. Two approaches to model...
Resource Type:: Masters Thesis

Crown profile equations for stand-grown western hemlock trees in northwestern Oregon

Creator:: Marshall, David D., Johnson, Gregory P., and Hann, David W.
Abstract:: Crown profile equations were developed for stand-grown western hemlock (Tsuga heterophylla (Raf.) Sarg.) in northwest Oregon. The profile model uses a segmented approach, dividing the crown into an upper and lower portion at the point of the largest crown width (LCW). The model explains about 86% of the variation in...
Resource Type:: Article
Full Text:: northwestern Oregon David D. Marshall, Gregory P. Johnson, and David W. Hann Abstract: Crown profile

Tarif tables for mountain hemlock developed from an equation of total stem cubic-foot volume

Creator:: Bell, John F., Marshall, David D., Johnson, Gregory P., and Oregon State University. Forest Research Laboratory
Abstract:: Tarif access tables were developed for mountain hemlock [Tsuga mertensiana (Bong.) Carr.] on the Deschutes National Forest in the Central Oregon Cascade Mountains from an equation for cubic-foot volume including top and stump (CVTS). These tables provide access to the comprehensive tree-volume tarif system.
Resource Type:: Technical Report
Full Text:: University in Corvallis. Gregory P. Johnson is a research analyst for International Paper Company in Lebanon

Oregon 4-H junior leadership : leaders' guide [1975]

Creator:: Johnson, Duane P.
Abstract:: Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Learning Object

4-H judges' guide [1991]

Creator:: Johnson, Duane P.
Abstract:: Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Learning Object

Oregon 4-H : junior leadership : a project for older youth [1974]

Creator:: Johnson, Duane P.
Abstract:: Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Learning Object

Oregon 4-H : junior leadership : a project for older youth [1983]

Creator:: Johnson, Duane P.
Abstract:: Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Learning Object

Advancement program leader guide [1989]

Creator:: Johnson, Duane P.
Abstract:: Experienced leaders say that planning a yearly program based on the needs, interests, and goals of the members makes for a successful 4-H club. Interests and goals must reflect the different age and skill levels of each 4-H member.
Resource Type:: Learning Object

Your 4-H rabbit project [1976]

Creator:: Johnson, Duane P.
Abstract:: Published January 1976. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Learning Object
Full Text:: " ------------------------------------------------------------------------------------------------30 'I'his bulletin was preparcl by 1)uane P. johnson, Extension Spccialist, 4-H--Youth, Oregon State

4-H recordkeeping : a teaching tool for the leader [1984]

Creator:: Johnson, Duane P.
Abstract:: Revised July 1984. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Learning Object
Full Text:: each member? Prepared by Duane P. Johnson, state 4-H leader, Oregon State University. OREGON

ScholarsArchive@OSU

Site index equations for mountain hemlock on three habitat types in the Central Oregon Cascades

Crown profile equations for stand-grown western hemlock trees in northwestern Oregon

Tarif tables for mountain hemlock developed from an equation of total stem cubic-foot volume

Oregon 4-H junior leadership : leaders' guide [1975]

4-H judges' guide [1991]

Oregon 4-H : junior leadership : a project for older youth [1974]

Oregon 4-H : junior leadership : a project for older youth [1983]

Advancement program leader guide [1989]

Your 4-H rabbit project [1976]

4-H recordkeeping : a teaching tool for the leader [1984]

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