Growth and development of red alder compared with conifers in 30-year old stands
Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1961 - Nature - 20 pages
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1-acre plot established 2-inch diameter class 30-YEAR-OLD STANDS 6-inch d.b.h. class acre table alder and conifers alder at age alder table Alder-conifer mixture unthinned annual increment annual net increment Board-Foot Volume Cascade Head class and larger class or larger composition cubic feet Cubic volume Douglas-fir Forest and Range four stand conditions Haddock inches d.i.b. included ingrowth large number last examination measurement period Menziesia mortality per acre number of trees nurse crop original stand percent Periodic annual permanent sample plots pure alder stand Pure alder thinned pure conifer stand Pure conifer thinned Range Expt red alder representing this treatment seedlings Sitka spruce soil Staebler stand at age stand of treatment stand treatments stand will probably study area tality Gross incre Tarrant thinned pure total number treatment and stand tree volume trees per acre U.S. Forest Serv unthinned alder stand unthinned pure alder volume per acre volume tables western hemlock