Libros de fir
6 libros en este género

Effectiveness of three insecticides applied at two droplet sizes for control of the Douglas-fir tussock moth and western spruce budworm
George P. Markin
Sin valoración

Relationships of tree age to diameter in old-growth northern hardwoods and spruce-fir
William B. Leak
Sin valoración

Growth response of suppressed true fir and mountain hemlock after release
Kenneth W. Seidel
Sin valoración

Seeding habits of upper-slope tree species
Sin valoración

Lumber yield and log values of Shasta red fir
John Bernard Grantham
Sin valoración

Occurrence of calcium oxalate and oxalate-utilizing bacteria in Echinodontium tinctorium decay zones in Abies concolor
Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Sin valoración