%0 Journal Article %T Clinometer Versus Pole Measurement of Tree Heights in Young Douglas-Fir Progeny Tests %A Howe, Glenn, T. %A Adams, W., Thomas %J Western Journal of Applied Forestry %V 3 %N 3 %P 86-88 %@ 0885-6095 %D 1988-07-01 %I Oxford Academic %~ DeepDyve