C. A. Wellner

• A vigor classification for mature western white pine trees in the inland empire
• Effects of cleaning in a reproduction stand of western white pine and associates
• Estimating light intensity in residual stands in advance of cutting
• Improving composition in young western white pine stands
• Pole blight
• Spiral grain
• Volume distribution in ponderosa pine trees
• Estimating light intensity beneath coniferous forest canopies
• Management practices for Christmas tree production
• Salmo Research Natural Area