Implementation and status of biological control of the hemlock woolly adelgid /

Xylem transport models optimize effectiveness of systemic insecticide applications for controlling hemlock woolly adelgid (Adelges tsugae) /
by: Ford, Chelcy R.
Published: (2010)

Eastern hemlock forests : guidelines to minimize the impacts of hemlock woolly adelgid /
by: Ward, Jeffrey S.
Published: (2004)

Eastern hemlock forests : guidelines to minimize the impacts of hemlock woolly adelgid /
by: Ward, Jeffrey S.
Published: (2004)

Integrating chemical and biological control of the hemlock woolly adelgid : a resource manager's guide /
by: Mayfield, Albert E., III
Published: (2020)

The cultivated hemlocks /
by: Swartley, John Clymer, 1909-
Published: (1984)

Hemlock dwarf mistletoe /
by: Hennon, Paul E.
Published: (2001)

Balsam woolly adelgid /
by: Ragenovich, I. R.
Published: (2006)

Laboratory screening and field bioassays of insecticides for controlling the balsam woolly adelgid in southern Appalachia /
by: Hastings, F. L.
Published: (1979)

Hemlock dwarf mistletoe.
Published: (1983)

Sirococcus shoot blight damage to western hemlock regeneration at Thomas Bay, Alaska /
by: Wicker, Ed F.
Published: (1978)

Occurrence of insect and disease pests on young-growth Sitka spruce and western hemlock in southeastern Alaska /
by: Tait, Susan M.
Published: (1985)

Insects of eastern spruces, fir and hemlock /
by: Rose, A. H. (Arthur H.)
Published: (1977)

Preliminary test of two stump surface protectants against Fomes annosus /
by: Nelson, E. E.
Published: (1980)

Site index tables for western hemlock in the Pacific Northwest /
by: Wiley, Kenneth N.
Published: (1978)

Annosus root and butt rot.
Published: (1983)

The western hemlock /
by: Allen, E. T. (Edward Tyson), 1875-1942
Published: (1902)

Fuel particle diameters of western hemlock slash /
by: Bevins, Collin D.
Published: (1978)

Western hemlock /
by: Cahill, James M.
Published: (1984)

Field guide for managing poison hemlock in the Southwest.
Published: (2017)

Seeding and planting hemlock for ruffed grouse cover /
by: Jordan, James S. (James Schuyler), 1914-
Published: (1967)

Hemlock sawfly.
Published: (2021)

Western hemlock as a veneer resource /
by: Fahey, Thomas D. (Thomas Davin), 1947-
Published: (1982)

Production of wood pellets from Alaska-grown white spruce and hemlock /
by: Brackley, Allen M.
Published: (2011)

Production of wood pellets from Alaska-grown white spruce and hemlock /
by: Brackley, Allen M.
Published: (2011)

Product recovery from hemlock "pulpwood" from Alaska /
by: Fahey, Thomas D. (Thomas Davin), 1947-
Published: (1983)

Response of sitka spruce and western hemlock to commercial thinning /
by: Graham, Joseph N.
Published: (1985)

Estimating the weight of crown segments for old-growth Douglas-fir and western hemlock /
by: Snell, J. A. Kendall
Published: (1985)

Effects of different sources of fertilizer nitrogen on growth and nutrition of western hemlock seedlings /
by: Radwan, M. A., 1926-
Published: (1980)

A giant among the dwarfs : the mystery of Sargent's weeping hemlock /
by: Del Tredici, Peter, 1945-
Published: (1983)

Hemlock defoliation in north Idaho, permanent plot establishment and preliminary results 2002-2004 /
by: Randall, Carol Bell
Published: (2005)

Influence of family and nitrogen fertilizer on growth and nutrition of Western Hemlock seedlings /
by: Radwan, M. A., 1926-
Published: (1990)

"Black streak" in western hemlock, its characteristics and influence on strength /
by: Luxford, R. F. (Ronald Floyd), 1889-1984, et al.
Published: (1960)

Predicting crown weight of coast Douglas-fir and western hemlock /
by: Snell, J. A. Kendall
Published: (1981)

A synthesis of the literature on the biology, ecology, and management of western hemlock dwarf mistletoe /
by: Muir, John A.
Published: (2007)

Net and gross yields for natural stands of western hemlock in the Pacific Northwest /
by: Wiley, Kenneth N.
Published: (1978)

Growth response of suppressed true fir and mountain hemlock after release /
by: Seidel, Kenneth W.
Published: (1985)