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Forestry
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Lavender, Denis P.
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Oregon State University. Forest Research Laboratory
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Article
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2. [Article] Testing the vigor of coniferous planting stock
"We describe a test procedure developed during growth room and field trials for which we processed hundreds of test lots of seedlings, mainly Douglas-fir (Pseudotsuga menziesii) and ponderosa pine (Pinus ...Citation -
Although the Douglas-fir region of the northwestern United States and British Columbia is frequently considered to have a common silviculture, obstacles to successful regeneration of the species range ...
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The effects of a range of thermoperiods and soil temperatures upon growth of Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) seedlings were studied. The seeds, of varieties glauca and menziesii, came ...
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5. [Article] Lifting and storing western conifer seedlings
Reforestation sometimes is delayed by planting seedlings that do not havehigh potential for survival. Several factors influence survival. Unstored Douglas-fir lifted and planted in early fall generally ...Citation -
6. [Article] Environment and shoot growth of woody plants
Perennial woody plants have a complex annual cycle keyed to the environment. Temperate plants have an annual dormant period commonly broken by exposure to low temperatures, although daily photoperiods ...Citation -
7. [Article] Foliar analysis and how it is used
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10. [Article] Size and survival of 2-0 Douglas-fir seedlings
Results reported here are from a large study designed to evaluate the effects of certain nursery procedures on subsequent survival of Douglas-fir seedlings. The effects of storage conditions and lifting ...Citation