by Denis P. Lavender
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Foliar analysis and how it is used
Natural regeneration on staggered settin...
Thermoperiods and soil temperatures as t...
Douglas fir seed germination after expos...
Viability of seeds from squirrel-cut Dou...
Ponderosa pine seed germination after ex...
Levels-of-growing-stock cooperative stud...
News letter
The Douglas-fir/ninebark habitat type in...
Douglas-fir tussock moth handbook