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Frank G Hawksworth

22 cilt bulundu.

Cilt sonuçları

The 6-class dwarf mistletoe rating system

Frank G. Hawksworth · Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture

Sayfa sayısı yok · 1977

Dwarf mistletoes

Fungal parasites of dwarf mistletoes

Frank G. Hawksworth · Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture

14 sayfa · 1977

Dwarf mistletoes / Diseases and pests / Biological control

Phoradendron on conifers

Frank G. Hawksworth · U.S. Dept. of Agriculture, Forest Service

Sayfa sayısı yok · 1980

Diseases and pests / Conifers / Mistletoes

Permanent plots for quantifying damage caused by western dwarf mistletoes and their spread and intensification

Frank G. Hawksworth · Rocky Mountain Forest and Range Experiment Station

Sayfa sayısı yok · 1990

Arceuthobium / Mistletoes / Dwarf mistletoes

Biology and classification of dwarf mistletoes (Arceuthobium)

Frank G. Hawksworth · U.S. Forest Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off.

234 sayfa · 1972

Dwarf mistletoes

Biology and management of dwarf mistletoe in lodgepole pine in the Rocky Mountains

Frank G. Hawksworth · U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station

38 sayfa · 1989

Lodgepole pine / Dwarf mistletoes / Diseases and pests / Arceuthobium

Biology of dwarf mistletoes

Frank G. Hawksworth · Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture

131 sayfa · 1984

Congresses / Dwarf mistletoes

You can save your pines from dwarf mistletoe

Frank G. Hawksworth · Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture

20 sayfa · 1968

Control / Dwarf mistletoes / Pine / Diseases and pests / Arceuthobium

Survey of lodgepole pine dwarfmistletoe on the Roosevelt, Medicine Bow, and Bighorn National Forests

Frank G. Hawksworth · Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture

13 sayfa · 1958

Lodgepole pine / Dwarf mistletoes / Diseases and pests

Black Hills ponderosa pine susceptible to southwestern dwarfmistletoe

Frank G. Hawksworth · Forest Service, U.S. Dept. of Agriculture, Rocky Mountain Forest and Range Experiment Station

Sayfa sayısı yok · 1963

Pineland dwarf mistletoe / Ponderosa pine / Diseases and pests

ArceuthobiumDwarf mistletoesFrank G. Hawksworth

Dwarf mistletoes

Frank G. Hawksworth · U.S. Dept. of Agriculture, Forest Service

410 sayfa · 1996

Dwarf mistletoes / Classification / Arceuthobium

ArceuthobiumYou can save your trees from dwarf mistletoeFrank G. Hawksworth

You can save your trees from dwarf mistletoe

Frank G. Hawksworth · U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station

Sayfa sayısı yok · 1993

Control / Conifers / Diseases and pests / Dwarf mistletoes / Arceuthobium

Dwarf mistletoesVertical spread of dwarf mistletoe in thinned ponderosa pine in ArizonaFrank G. Hawksworth

Vertical spread of dwarf mistletoe in thinned ponderosa pine in Arizona

Frank G. Hawksworth · USDA Forest Service, Rocky Mountain Forest and Range Experiment Station

Sayfa sayısı yok · 1985

Mistletoes / Ponderosa pine / Dwarf mistletoes

Forests and forestryProcedures for using yield simulation programs for dwarf mistletoe-infested lodgepole and ponderosa pine standsFrank G. Hawksworth

Procedures for using yield simulation programs for dwarf mistletoe-infested lodgepole and ponderosa pine stands

Frank G. Hawksworth · Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture

Sayfa sayısı yok · 1973

Computer programs / Forest management / Tables / Measurement / Forests and forestry

CiltBiology and Classification of Dwarf Mistletoes. Arceuthobium. Agricultural Handbook No. 401Frank G. Hawksworth

Biology and Classification of Dwarf Mistletoes. Arceuthobium. Agricultural Handbook No. 401

Frank G. Hawksworth · USDA 1972

Sayfa sayısı yok · 1972

Kategori yok

Dwarf mistletoesDwarfmistletoe of ponderosa pine in the SouthwestFrank G. Hawksworth

Dwarfmistletoe of ponderosa pine in the Southwest

Frank G. Hawksworth · U.S. Dept. of Agriculture

112 sayfa · 1961

Diseases and pests / Ponderosa pine / Conifers / Dwarf mistletoes

CiltMistletoes on introduced trees of the worldFrank G Hawksworth

Mistletoes on introduced trees of the world

Frank G Hawksworth · U.S. Department of Agriculture Forest Service

Sayfa sayısı yok · 1974

Kategori yok

Dwarf mistletoesPonderosa pine dwarf mistletoe in relation to topography and soils on the Manitou Experimental Forest, ColoradoFrank G. Hawksworth

Ponderosa pine dwarf mistletoe in relation to topography and soils on the Manitou Experimental Forest, Colorado

Frank G. Hawksworth · Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture

Sayfa sayısı yok · 1968

Ponderosa pine / Soils / Diseases and pests / Dwarf mistletoes

Diseases and pestsLodgepole pine dwarf mistletoeFrank G. Hawksworth

Lodgepole pine dwarf mistletoe

Frank G. Hawksworth · U.S. Dept. of Agriculture, Forest Service

11 sayfa · 1984

Lodgepole pine / Dwarf mistletoes / Diseases and pests

Plant diseasesCommon names for tree diseases in the Western United States and Western CanadaFrank G. Hawksworth

Common names for tree diseases in the Western United States and Western Canada

Frank G. Hawksworth · Sine nomine

37 sayfa · 1985

Nomenclature (Popular) / Diseases and pests / Trees / Forests and forestry / Plant diseases

Ponderosa pineCarlos Bates' dwarf mistletoe resistant ponderosa pinesFrank G. Hawksworth

Carlos Bates' dwarf mistletoe resistant ponderosa pines

Frank G. Hawksworth · USDA Forest Service, Rocky Mountain Forest and Range Experiment Station

Sayfa sayısı yok · 1981

Parasitic plants / Dwarf mistletoes / Ponderosa pine

CiltNew taxa and nomenclatural changes in Arceuthobium (Viscaceae)Frank G. Hawksworth, Delbert Wiens

New taxa and nomenclatural changes in Arceuthobium (Viscaceae)

Frank G. Hawksworth, Delbert Wiens · Yayınevi bilinmiyor

269 sayfa · 1970

Kategori yok