Yazar

c h tubbs

10 cilt bulundu.

Cilt sonuçları

Germination of yellow birch seed following natural stratification in upper Michigan

C. H. Tubbs · Lake States Forest Experiment Station, U.S. Dept. of Agriculture

Sayfa sayısı yok · 1964

Yellow birch / Seeds / Viability / Stratification

Root development of yellow birch in humus and a sandy loam

C. H. Tubbs · Lake States Forest Experiment Station, U.S. Dept. of Agriculture

Sayfa sayısı yok · 1963

Yellow birch / Roots

Artificially constructed mounds show promise in yellow birch regeneration

C. H. Tubbs · Lake States Forest Experiment Station, U.S. Dept. of Agriculture

Sayfa sayısı yok · 1963

Yellow birch / Reforestation

Forest managementHow to calculate size-class distribution for all-age forestsC. H. Tubbs

How to calculate size-class distribution for all-age forests

C. H. Tubbs · Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

Sayfa sayısı yok · 1978

Forest management

BirchRoot-crown relations of young sugar maple and yellow birchC. H. Tubbs

Root-crown relations of young sugar maple and yellow birch

C. H. Tubbs · Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

Sayfa sayısı yok · 1977

Sugar maple / Birch

TreesGuide to wildlife tree management in New England northern hardwoodsC. H. Tubbs

Guide to wildlife tree management in New England northern hardwoods

C. H. Tubbs · U.S. Dept of Agriculture, Forest Service, Northeastern Forest Experiment Station

30 sayfa · 1987

Hardwoods / Wildlife habitat improvement / Trees

Sugar mapleEffect of sugar maple root exudate on seedlings of northern conifer speciesC. H. Tubbs

Effect of sugar maple root exudate on seedlings of northern conifer species

C. H. Tubbs · U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

Sayfa sayısı yok · 1976

Roots (Botany) / Conifers / Sugar maple

Western hemlockHow to manage eastern hemlock in the Lake StatesC. H. Tubbs

How to manage eastern hemlock in the Lake States

C. H. Tubbs · Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

Sayfa sayısı yok · 1978

Forest management / Hardwoods / Western hemlock

Regeneration (Biology)Natural regeneration of northern hardwoods in the northern Great LakesC. H. Tubbs

Natural regeneration of northern hardwoods in the northern Great Lakes

C. H. Tubbs · Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

20 sayfa · 1977

Hardwoods / Regeneration (Biology)

Handbooks, manualsManager's handbook for northern hardwoods in the North Central statesC. H. Tubbs

Manager's handbook for northern hardwoods in the North Central states

C. H. Tubbs · Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, Forest Service

29 sayfa · 1977

Hardwoods / Handbooks, manuals