Yazar
Gene Avery
4 cilt bulundu.
Cilt sonuçları
Identifying southern forest types on aerial photographs
Gene Avery · U.S. Dept. of Agriculture, Forest Service, Southeastern Forest Experiment Station
Sayfa sayısı yok · 1960
Forest type groups
Contracting for forest aerial photography in the United States
Gene Avery · Lake States Forest Experiment Station, U. S. Department of Agriculture, Forest Service
37 sayfa · 1962
Aerial photography in forestry
Composite aerial volume table for southern Arkansas
Gene Avery · USDA Forest Service, Southern Forest Experiment Station
Sayfa sayısı yok · 1959
Forests and forestry / Measurement
Volume tables for aerial timber estimating in northern Minnesota
Gene Avery · Lake States Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture
21 sayfa · 1959
Photographic surveying / Aerial photography / Forests and forestry / Forest surveys / Measurement