Ecological investigations upon the germination and early growth of forest trees - Boerker, Richard H. D. (Richard Hans Douai), 1887 -1966 (1916)

An Ecological land classification framework for the United States States - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, 1984)

The ecological relations of roots - Weaver, John E. (John Ernest),‏ ‎ 1884 -1966 (Carnegie institution of Washington, 1919)

An ecological study of the Douglas fir vegetation in Banff and Jasper National Parks - Stringer, Paul William. (1966)

Ecological types of the upper Gunnison Basin : review draft - Johnston, Barry C. (U.S. Department of Agriculture, Forest Service, Grand Mesa-Uncompahgre-Gunnison National Forests, 1997)

Ecologically significant wetlands in the Missouri headwaters : Jefferson, lower Madison, lower Gallatin, and upper Red Rock River watersheds - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2004)

Ecologically significant wetlands in the Upper Yellowstone River watershed : including the Boulder, Clarks Fork Yellowstone, Shields, and Stillwater River drainages - United States. Environmental Protection Agency. (Montana Natural Heritage Program, 2001)

Ecology and management of larix forests : a look ahead : proceedings of an international symposium, Whitefish, Montana, U.S.A. October 5-9, 1992 - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1995)

Economics of thinning stagnated Ponderosa pine sapling stands in the pine-grass areas of central Washington - Barrett, James W. (James Willis), 1922 - (Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1972)

Economics of thinning stagnated ponderosa pine sapling stands in the pine-grass areas of central Washington - Pacific Northwest Forest; Range Experiment Station (Portland, Or.) (Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1973)

Ectomycorrhizal inoculation of containerized western conifer seedlings - United States. Forest Service. (Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1980)

The Eddy Breeding Station : Institute of Forest Genetics - Bancroft Library. Regional Oral History Office. (University of California, 1967)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1861)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1864)

The effect of cattle and big game grazing on a ponderosa pine plantation - Pacific Northwest Forest; Range Experiment Station (Portland, Or.) (Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1971)

The effect of fire on Merriam's turkey brood habitat in southeastern Montana - Montana. Department of Fish, Wildlife,; Parks (Montana Dept. of Fish, Wildlife & Parks, 1992)

Effect of grazing upon western yellow pine reproduction in central Idaho - Sparhawk, William N. (William Norwood), 1888 - (U.S. Dept. of Agriculture, 1918)

Effect of jellyrolling and acclimatization on survival and height growth of conifer seedlings - Pacific Northwest Research Station (Portland, Or.) (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1986)

Effect of kiln drying, steaming, and air seasoning on certain fungi in wood - Forest Products Laboratory (U.S.) (U.S. Dept. of Agriculture, 1924)

Effect of logging roads on sediment production rates in the Idaho Batholith - Megahan, Walter F. (Intermountain Forest & Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1972)

Effect of partial cutting in the virgin stand upon the growth and taper of western yellow pine - Schumacher, F. X. (Francis Xavier), 1892 - (Agricultural Experiment Station, 1932)

Effect of squirrels on the supply of ponderosa pine seed - Northern Rocky Mountain Forest; Range Experiment Station (Missoula, Mont.) (Northern Rocky Mountain Forest and Range Experiment Station, 1953)

Effect of storage temperature on germination of seeds of twenty sources of Ponderosa Pine - United States. Forest Service. (USDA Forest Service, Rocky Mountain Forest and Range Experiment Station, 1989)

The effect of the introduced weed, Centaurea maculosa on Arabis fecunda, a threatened Montana endemic - Lesica, Peter. (Montana Natural Heritage Program, 1991)

The Effect of two flame retardants on particulate and residue production - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest & Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1972)

The effects of acidic deposition on Alberta agriculture : a review - Alberta Government/Industry Acid Deposition Research Program. (Acid Deposition Research Program, 1987)

Effects of bifenox, DCPA, and napropamide on ectomycorrhizal development of conifer seedlings in central and northern Rocky Mountain nurseries - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1985)

Effects of competing vegetation on forest trees : a bibliography with abstracts - United States. Forest Service. (U.S. Forest Service, 1984)

The effects of cryptogamic soil crust on the population dynamics of Arabis Fecunda (Brassicaceae) - Lesica, Peter. (Montana Natural Heritage Program, 1991)

Effects of defoliation by Douglas-fir tussock moth on timing and quantity of streamflow - Pacific Northwest Forest; Range Experiment Station (Portland, Or.) (Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1978)

Effects of dicamba and picloram on some northern Idaho shrubs and trees - Intermountain Forest; Range Experiment Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest & Range Experiment Station, 1970)

The effects of fire and other disturbances on small mammals and their predators : an annotated bibliography - Ream, Catherine H. (Intermountain Forest and Range Experiment Station, USDA, Forest Service, 1981)

Effects of harvesting ponderosa pine on nongame bird populations - Balda, Russell P. (Russell Paul), 1939 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1979)

Effects of nitrogen and phosphorus fertilizer on planted ponderosa pine in west-central Idaho - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest & Range Experiment Station, 1980)

Effects of nursery fertilizer and irrigation on ponderosa and lodgepole pine seedling size - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1992)

Effects of origin and storage method on the germinative capacity of ponderosa pine seed - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, 1955)

Effects of partial cutting on diseases, mortality, and regeneration of Rocky Mountain aspen stands - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1982)

Effects of rock mulch and scalping on survival of planted ponderosa pine in the Southwest - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1963)

Effects of seeder design and seed placement on seedling size and cull rates at western forest nurseries - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1992)

Effects of stocking on site measurement and yield of second-growth ponderosa pine in the inland empire - Lynch, Donald W. (Intermountain Forest and Range Experiment Station, 1958)

Effects of stratification and temperature on seed germination speed and uniformity in central Oregon ponderosa pine (Pinus ponderosa Dougl. ex Laws.) - Sorensen, Frank C. (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1990)

Effects of timber cutting and revegetation on snow accumulation and melt in north Idaho - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1979)

Effects of watering treatments on germination, survival, growth of ponderosa pine: a greenhouse study - Edminster, C.B. (1979)

Die Eigenschaften und das forstliche Verhalten der wichtigeren in Deutschland vorkommenden Holzarten; ein Leitfaden für Studierende, Praktiker und Waldbesitzer - Hess, Richard Alexander, 1835 -1916 (P. Parey, 1905)

Eighty years of vegetation and landscape changes in the Northern Great Plains : a photographic record - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, Agriculture Research Service, 2001)