Yazar
John Richard Dilworth
9 cilt bulundu.
John F Bell, John Richard Dilworth · O.S.U. Book Stores
444 sayfa · 1988
Forests and forestry / Grading / Handbooks, manuals / Measurement / Mensuration
John Richard Dilworth · O.S.U. Book Stores
468 sayfa · 1985
Forests and forestry / Handbooks, manuals / Measurement
John Richard Dilworth · Oregon State College, Agricultural Experiment Station, Forest Research Division
Sayfa sayısı yok · 1959
Forests and forestry / Tables / Methodology / Measurement
John Richard Dilworth · O.S.U. Book Stores
130 sayfa · 1972
Statistical methods / Forest surveys / Sampling (Statistics) / Forests and forestry / Probabilities
John Richard Dilworth · O.S.U. Cooperative Association
48 sayfa · 1961
Forests and forestry / Measurement
John Richard Dilworth · Forest Research Lab, Oregon State University, School of Forestry
16 sayfa · 1980
Forest thinning / Western hemlock
John Richard Dilworth · Yayınevi bilinmiyor
153 sayfa · 1962
Aerial photography / Forests and forestry / Douglas fir / Measurement
John Richard Dilworth · School of Forestry, Oregon State University
95 sayfa · 1971
Land use / Congresses / Zoning