Silviculture, the Glossary
Silviculture is the practice of controlling the growth, composition/structure, as well as quality of forests to meet values and needs, specifically timber production.[1]
Table of Contents
147 relations: Abies balsamea, Adaptive management, Afforestation, Agroforestry, Aspect (geography), Aspen, Atmospheric temperature, Betula alleghaniensis, Betula papyrifera, Browsing (herbivory), Canopy (biology), Chile, Chlorophyll, Circadian rhythm, Cleaning (forestry), Clearcutting, Climate, Compensation point, Concrete mixer, Conifer, Continuous cover forestry, Controlled burn, Coppicing, Daytime, Deciduous, Dehesa, Dew, Dietrich Brandis, Disturbance (ecology), Dormancy, Douglas fir, Drought, Duck Mountain Provincial Forest, Dummer, New Hampshire, Ecological thinning, Ecology, Even-aged timber management, Felling, Fermentation, Finger joint, Fir, Flood, Florida, Fluorescein diacetate hydrolysis, Forest, Forest dynamics, Forest management, Forest stand, Forester, Forestry, ... Expand index (97 more) »
Abies balsamea
Abies balsamea or balsam fir is a North American fir, native to most of eastern and central Canada (Newfoundland west to central Alberta) and the northeastern United States (Minnesota east to Maine, and south in the Appalachian Mountains to West Virginia).
See Silviculture and Abies balsamea
Adaptive management
Adaptive management, also known as adaptive resource management or adaptive environmental assessment and management, is a structured, iterative process of robust decision making in the face of uncertainty, with an aim to reducing uncertainty over time via system monitoring.
See Silviculture and Adaptive management
Afforestation
Afforestation is the establishment of a forest or stand of trees in an area where there was no recent tree cover.
See Silviculture and Afforestation
Agroforestry
Agroforestry (also known as agro-sylviculture or forest farming) is a land use management system that integrates trees with crops or pasture. Silviculture and Agroforestry are forest management.
See Silviculture and Agroforestry
Aspect (geography)
In physical geography and physical geology, aspect (also known as exposure) is the compass direction or azimuth that a terrain surface faces.
See Silviculture and Aspect (geography)
Aspen
Aspen is a common name for certain tree species; some, but not all, are classified by botanists in the section ''Populus'', of the Populus genus.
Atmospheric temperature
Atmospheric temperature is a measure of temperature at different levels of the Earth's atmosphere.
See Silviculture and Atmospheric temperature
Betula alleghaniensis
Betula alleghaniensis, the yellow birch, golden birch, or swamp birch, is a large tree and an important lumber species of birch native to northeastern North America.
See Silviculture and Betula alleghaniensis
Betula papyrifera
Betula papyrifera (paper birch, also known as (American) white birch and canoe birch) is a short-lived species of birch native to northern North America.
See Silviculture and Betula papyrifera
Browsing (herbivory)
Browsing is a type of herbivory in which a herbivore (or, more narrowly defined, a folivore) feeds on leaves, soft shoots, or fruits of high-growing, generally woody plants such as shrubs.
See Silviculture and Browsing (herbivory)
Canopy (biology)
In biology, the canopy is the aboveground portion of a plant cropping or crop, formed by the collection of individual plant crowns.
See Silviculture and Canopy (biology)
Chile
Chile, officially the Republic of Chile, is a country in western South America.
Chlorophyll
Chlorophyll is any of several related green pigments found in cyanobacteria and in the chloroplasts of algae and plants.
See Silviculture and Chlorophyll
Circadian rhythm
A circadian rhythm, or circadian cycle, is a natural oscillation that repeats roughly every 24 hours.
See Silviculture and Circadian rhythm
Cleaning (forestry)
"Cleaning" and "weeding" are two similar terms referring to the practice of selecting particularly desirable trees in a young stand and removing or killing trees that threaten their survival or development. Silviculture and Cleaning (forestry) are forest management.
See Silviculture and Cleaning (forestry)
Clearcutting
Clearcutting, clearfelling or clearcut logging is a forestry/logging practice in which most or all trees in an area are uniformly cut down. Silviculture and Clearcutting are forest management.
See Silviculture and Clearcutting
Climate
Climate is the long-term weather pattern in a region, typically averaged over 30 years.
Compensation point
The light compensation point (Ic) is the light intensity on the light curve where the rate of photosynthesis exactly matches the rate of cellular respiration.
See Silviculture and Compensation point
Concrete mixer
A concrete mixer (also cement mixer) is a device that homogeneously combines cement, aggregate (e.g. sand or gravel), and water to form concrete.
See Silviculture and Concrete mixer
Conifer
Conifers are a group of cone-bearing seed plants, a subset of gymnosperms.
Continuous cover forestry
Continuous cover forestry (commonly referred to as "CCF") is an approach to the sustainable management of forests whereby forest stands are maintained in a permanently irregular structure, which is created and sustained through the selection and harvesting of individual trees. Silviculture and Continuous cover forestry are forest management.
See Silviculture and Continuous cover forestry
Controlled burn
A controlled or prescribed (Rx) burn is the practice of intentionally setting a fire to change the assemblage of vegetation and decaying material in a landscape.
See Silviculture and Controlled burn
Coppicing
Coppicing is the traditional method in woodland management of cutting down a tree to a stump, which in many species encourages new shoots to grow from the stump or roots, thus ultimately regrowing the tree. Silviculture and Coppicing are forest management.
See Silviculture and Coppicing
Daytime
Daytime as observed on Earth is the period of the day during which a given location experiences natural illumination from direct sunlight.
Deciduous
In the fields of horticulture and botany, the term deciduous means "falling off at maturity" and "tending to fall off", in reference to trees and shrubs that seasonally shed leaves, usually in the autumn; to the shedding of petals, after flowering; and to the shedding of ripe fruit.
See Silviculture and Deciduous
Dehesa
A dehesa is a multifunctional, agrosylvopastoral system (a type of agroforestry) and cultural landscape of southern and central Spain and southern Portugal; in Portugal, it is known as a montado.
Dew
Dew is water in the form of droplets that appears on thin, exposed objects in the morning or evening due to condensation.
Dietrich Brandis
Sir Dietrich Brandis (31 March 1824 – 28 May 1907) was a German-British botanist and forestry academic and administrator, who worked with the British Imperial Forestry Service in colonial India for nearly 30 years.
See Silviculture and Dietrich Brandis
Disturbance (ecology)
In ecology, a disturbance is a temporary change in environmental conditions that causes a pronounced change in an ecosystem.
See Silviculture and Disturbance (ecology)
Dormancy
Dormancy is a period in an organism's life cycle when growth, development, and (in animals) physical activity are temporarily stopped.
Douglas fir
The Douglas fir (Pseudotsuga menziesii) is an evergreen conifer species in the pine family, Pinaceae.
See Silviculture and Douglas fir
Drought
A drought is a period of drier-than-normal conditions.
Duck Mountain Provincial Forest
The Duck Mountain Provincial Forest is located on the Saskatchewan / Manitoba border.
See Silviculture and Duck Mountain Provincial Forest
Dummer, New Hampshire
Dummer is a town in Coös County, New Hampshire, United States.
See Silviculture and Dummer, New Hampshire
Ecological thinning
Ecological thinning is a silvicultural technique used in forest management that involves cutting trees to improve functions of a forest other than timber production. Silviculture and Ecological thinning are forest management.
See Silviculture and Ecological thinning
Ecology
Ecology is the natural science of the relationships among living organisms, including humans, and their physical environment.
Even-aged timber management
Even-aged timber management is a group of forest management practices employed to achieve a nearly coeval cohort group of forest trees. Silviculture and Even-aged timber management are forest management.
See Silviculture and Even-aged timber management
Felling
Felling is the process of cutting down trees,"Feller" def. Silviculture and Felling are logging.
Fermentation
Fermentation is a metabolic process that produces chemical changes in organic substances through the action of enzymes.
See Silviculture and Fermentation
Finger joint
A finger joint, also known as a comb joint, is a woodworking joint made by cutting a set of complementary, interlocking profiles in two pieces of wood, which are then glued.
See Silviculture and Finger joint
Fir
Firs are evergreen coniferous trees belonging to the genus Abies in the family Pinaceae.
Flood
A flood is an overflow of water (or rarely other fluids) that submerges land that is usually dry.
Florida
Florida is a state in the Southeastern region of the United States.
Fluorescein diacetate hydrolysis
Fluorescein diacetate (FDA) hydrolysis assays can be used to measure the enzyme activity of microbes in a sample.
See Silviculture and Fluorescein diacetate hydrolysis
Forest
A forest is an ecosystem characterized by a dense community of trees.
Forest dynamics
Forest dynamics are the underlying physical and biological forces that shape and change a forest ecosystem.
See Silviculture and Forest dynamics
Forest management
Forest management is a branch of forestry concerned with overall administrative, legal, economic, and social aspects, as well as scientific and technical aspects, such as silviculture, forest protection, and forest regulation.
See Silviculture and Forest management
Forest stand
A forest stand is a contiguous community of trees sufficiently uniform in composition, structure, age, size, class, distribution, spatial arrangement, condition, or location on a site of uniform quality to distinguish it from adjacent communities.
See Silviculture and Forest stand
Forester
A forester is a person who practises forest management and forestry, the science, art, and profession of managing forests.
Forestry
Forestry is the science and craft of creating, managing, planting, using, conserving and repairing forests and woodlands for associated resources for human and environmental benefits.
Fraser Experimental Forest
The Fraser Experimental Forest is an outdoor research laboratory to study timber, water, wildlife management, and their integration in the high elevation subalpine coniferous forests.
See Silviculture and Fraser Experimental Forest
Frost heaving
Frost heaving (or a frost heave) is an upwards swelling of soil during freezing conditions caused by an increasing presence of ice as it grows towards the surface, upwards from the depth in the soil where freezing temperatures have penetrated into the soil (the freezing front or freezing boundary).
See Silviculture and Frost heaving
Genotype
The genotype of an organism is its complete set of genetic material.
Georgetown, California
Georgetown (formerly Growlersburg) is a census-designated place (CDP) in El Dorado County, California, United States.
See Silviculture and Georgetown, California
Germination
Germination is the process by which an organism grows from a seed or spore.
See Silviculture and Germination
Greenhouse
A greenhouse is a special structure that is designed to regulate the temperature and humidity of the environment inside.
See Silviculture and Greenhouse
Hardwood
Hardwood is wood from angiosperm trees.
Hardwood timber production
Hardwood timber production is the process of managing stands of deciduous trees to maximize woody output.
See Silviculture and Hardwood timber production
Herbicide
Herbicides, also commonly known as weed killers, are substances used to control undesired plants, also known as weeds.
See Silviculture and Herbicide
High forest
A high forest is a type of forest originated from seed or from planted seedlings.
See Silviculture and High forest
History of Central European forests
The history of Central European forests is characterised by thousands of years of exploitation by people.
See Silviculture and History of Central European forests
Humidity
Humidity is the concentration of water vapor present in the air.
Jack pine
Jack pine (Pinus banksiana), also known as grey pine or scrub pine, is a North American pine.
See Silviculture and Jack pine
Japan
Japan is an island country in East Asia, located in the Pacific Ocean off the northeast coast of the Asian mainland.
Liberation cutting
Liberation cutting has similar goals to cleaning, namely the allocation of resources to the most promising trees available on a site. Silviculture and Liberation cutting are forest management.
See Silviculture and Liberation cutting
List of tree species by shade tolerance
A list of tree species, grouped generally by biogeographic realm and specifically by bioregions, and shade tolerance.
See Silviculture and List of tree species by shade tolerance
Live crown
The live crown is the top part of a tree, the part that has green leaves (as opposed to the bare trunk, bare branches, and dead leaves).
See Silviculture and Live crown
Logging
Logging is the process of cutting, processing, and moving trees to a location for transport.
Lumber
Lumber is wood that has been processed into uniform and useful sizes (dimensional lumber), including beams and planks or boards.
Manitoba
Manitoba is a province of Canada at the longitudinal centre of the country.
Microclimate
A microclimate (or micro-climate) is a local set of atmospheric conditions that differ from those in the surrounding areas, often slightly but sometimes substantially.
See Silviculture and Microclimate
Mitteleuropa
Mitteleuropa, meaning Middle Europe, is one of the German terms for Central Europe.
See Silviculture and Mitteleuropa
Mixedwood stand
A mixedwood stand is a forest type in which 26% to 75% of the canopy is made up of softwood trees.
See Silviculture and Mixedwood stand
Mold
A mold or mould is one of the structures that certain fungi can form.
Molding (decorative)
Moulding (British English), or molding (American English), also coving (in United Kingdom, Australia), is a strip of material with various profiles used to cover transitions between surfaces or for decoration.
See Silviculture and Molding (decorative)
MSE (centrifuges)
MSE is an acronym for Medical and Scientific Equipment.
See Silviculture and MSE (centrifuges)
Mycorrhiza
A mycorrhiza (mycorrhiza, or mycorrhizas) is a symbiotic association between a fungus and a plant.
See Silviculture and Mycorrhiza
Natural landscape
A natural landscape is the original landscape that exists before it is acted upon by human culture.
See Silviculture and Natural landscape
New Zealand
New Zealand (Aotearoa) is an island country in the southwestern Pacific Ocean.
See Silviculture and New Zealand
Patch cut
Patch cuts are logging cuts too small to be considered clearcuts, and are instead considered a form of selection cut. Silviculture and Patch cut are forest management.
See Silviculture and Patch cut
Pathogen
In biology, a pathogen (πάθος, "suffering", "passion" and -γενής, "producer of"), in the oldest and broadest sense, is any organism or agent that can produce disease.
Permaculture
Permaculture is an approach to land management and settlement design that adopts arrangements observed in flourishing natural ecosystems.
See Silviculture and Permaculture
PH
In chemistry, pH, also referred to as acidity or basicity, historically denotes "potential of hydrogen" (or "power of hydrogen").
Photoperiodism
Photoperiod is the change of day length around the seasons.
See Silviculture and Photoperiodism
Photosynthate partitioning
Photosynthate partitioning is the deferential distribution of photosynthates to plant tissues.
See Silviculture and Photosynthate partitioning
Photosynthesis
Photosynthesis is a system of biological processes by which photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical energy necessary to fuel their metabolism.
See Silviculture and Photosynthesis
Phototropism
In biology, phototropism is the growth of an organism in response to a light stimulus.
See Silviculture and Phototropism
Picea abies
Picea abies, the Norway spruce or European spruce, is a species of spruce native to Northern, Central and Eastern Europe.
See Silviculture and Picea abies
Picea engelmannii
Picea engelmannii, with the common names Engelmann spruce, white spruce, mountain spruce, and silver spruce, is a species of spruce native to western North America.
See Silviculture and Picea engelmannii
Picea glauca
Picea glauca, the white spruce, is a species of spruce native to the northern temperate and boreal forests in North America.
See Silviculture and Picea glauca
Picea mariana
Picea mariana, the black spruce, is a North American species of spruce tree in the pine family.
See Silviculture and Picea mariana
Picea rubens
Picea rubens, commonly known as red spruce, is a species of spruce native to eastern North America, ranging from eastern Quebec and Nova Scotia, west to the Adirondack Mountains and south through New England along the Appalachians to western North Carolina.
See Silviculture and Picea rubens
Pine
A pine is any conifer tree or shrub in the genus Pinus of the family Pinaceae.
Pinus contorta
Pinus contorta, with the common names lodgepole pine and shore pine, and also known as twisted pine, and contorta pine, is a common tree in western North America.
See Silviculture and Pinus contorta
Pinus radiata
Pinus radiata (syn. Pinus insignis), the Monterey pine, insignis pine or radiata pine, is a species of pine native to the Central Coast of California and Mexico (on Guadalupe Island and Cedros island).
See Silviculture and Pinus radiata
Pinus resinosa
Pinus resinosa, known as red pine (also Norway pine in Minnesota), is a pine native to Eastern North America.
See Silviculture and Pinus resinosa
Pinus sylvestris
Pinus sylvestris, the Scots pine (UK), Scotch pine (US), Baltic pine, or European red pine is a species of tree in the pine family Pinaceae that is native to Eurasia.
See Silviculture and Pinus sylvestris
Plant nursery
A nursery is a place where plants are propagated and grown to a desired size. Silviculture and plant nursery are forest management.
See Silviculture and Plant nursery
Plantation
Plantations are farms specializing in cash crops, usually mainly planting a single crop, with perhaps ancillary areas for vegetables for eating and so on. Silviculture and Plantation are forest management.
See Silviculture and Plantation
Pollarding
| width. Silviculture and Pollarding are forest management.
See Silviculture and Pollarding
Populiculture
Populiculture is the name given to various types of cultivation in artificial poplar stands (Populus sp.), on the fringe between agriculture and forestry.
See Silviculture and Populiculture
Porcupine Hills
The Porcupine Hills refer to various groups of hills and uplands located in the prairie provinces of Canada, specifically the provinces of Saskatchewan and Manitoba.
See Silviculture and Porcupine Hills
Pore space in soil
The pore space of soil contains the liquid and gas phases of soil, i.e., everything but the solid phase that contains mainly minerals of varying sizes as well as organic compounds.
See Silviculture and Pore space in soil
Precipitation
In meteorology, precipitation is any product of the condensation of atmospheric water vapor that falls from clouds due to gravitational pull.
See Silviculture and Precipitation
Pruning
Pruning is a horticultural, arboricultural, and silvicultural practice involving the selective removal of certain parts of a plant, such as branches, buds, or roots.
Radicle
In botany, the radicle is the first part of a seedling (a growing plant embryo) to emerge from the seed during the process of germination.
Raygun
A raygun is a science-fiction directed-energy weapon usually with destructive effect.
Regeneration (biology)
Regeneration in biology is the process of renewal, restoration, and tissue growth that makes genomes, cells, organisms, and ecosystems resilient to natural fluctuations or events that cause disturbance or damage.
See Silviculture and Regeneration (biology)
Regeneration (ecology)
In ecology regeneration is the ability of an ecosystemspecifically, the environment and its living populationto renew and recover from damage.
See Silviculture and Regeneration (ecology)
Rocky Mountains
The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America.
See Silviculture and Rocky Mountains
Satoyama
is a Japanese term applied to the border zone or area between mountain foothills and arable flat land.
Seed
In botany, a seed is a plant embryo and food reserve enclosed in a protective outer covering called a seed coat (testa).
Seed orchard
A seed orchard is an intensively-managed plantation of specifically arranged trees for the mass production of genetically improved seeds to create plants, or seeds for the establishment of new forests.
See Silviculture and Seed orchard
Seed tree
Seed trees are trees left after reproduction cutting to provide seeds for natural regeneration in the seed-tree method.
See Silviculture and Seed tree
Seedbed
A seedbed or seedling bed is the local soil environment in which seeds are planted.
Seedling
A seedling is a young sporophyte developing out of a plant embryo from a seed.
Selection cutting
Selection cutting, also known as selection system, is the silvicultural practice of harvesting trees in a way that moves a forest stand towards an uneven-aged or all-aged condition, or 'structure'. Silviculture and selection cutting are forest management.
See Silviculture and Selection cutting
Shade tolerance
In ecology, shade tolerance is a plant's ability to tolerate low light levels.
See Silviculture and Shade tolerance
Shelterwood cutting
Shelterwood cutting removes part of the old forest stand to allow for a natural establishment of seedlings under the cover of the remaining trees. Silviculture and Shelterwood cutting are forest management.
See Silviculture and Shelterwood cutting
Short rotation coppice
Short rotation coppice (SRC) is coppice grown as an energy crop.
See Silviculture and Short rotation coppice
Shrub
A shrub or bush is a small-to-medium-sized perennial woody plant.
Slash (logging)
In forestry, slash, or slashings are coarse and fine woody debris generated during logging operations or through wind, snow or other natural forest disturbances. Silviculture and slash (logging) are logging.
See Silviculture and Slash (logging)
Soil
Soil, also commonly referred to as earth or dirt, is a mixture of organic matter, minerals, gases, liquids, and organisms that together support the life of plants and soil organisms.
Soil management
Soil management is the application of operations, practices, and treatments to protect soil and enhance its performance (such as soil fertility or soil mechanics).
See Silviculture and Soil management
Soil retrogression and degradation
Soil retrogression and degradation are two regressive evolution processes associated with the loss of equilibrium of a stable soil.
See Silviculture and Soil retrogression and degradation
Sowing
Sowing is the process of planting seeds.
Species richness
Species richness is the number of different species represented in an ecological community, landscape or region.
See Silviculture and Species richness
Spruce
A spruce is a tree of the genus Picea, a genus of about 40 species of coniferous evergreen trees in the family Pinaceae, found in the northern temperate and boreal (taiga) regions of the Earth.
Stocking
Stockings (also known as hose, especially in a historical context) are close-fitting, variously elastic garments covering the leg from the foot up to the knee or possibly part or all of the thigh.
Stocking (forestry)
Stocking is a quantitative measure of the area occupied by trees, usually measured in terms of well-spaced trees or basal area per hectare, relative to an optimum or desired level of density.
See Silviculture and Stocking (forestry)
Subarctic climate
The subarctic climate (also called subpolar climate, or boreal climate) is a continental climate with long, cold (often very cold) winters, and short, warm to cool summers.
See Silviculture and Subarctic climate
Taiga
Taiga (p), also known as boreal forest or snow forest, is a biome characterized by coniferous forests consisting mostly of pines, spruces, and larches.
Temperate climate
In geography, the temperate climates of Earth occur in the middle latitudes (approximately 23.5° to 66.5° N/S of Equator), which span between the tropics and the polar regions of Earth.
See Silviculture and Temperate climate
Thinning
Thinning is a term used in agricultural sciences to mean the removal of some plants, or parts of plants, to make room for the growth of others. Silviculture and Thinning are forest management.
Topography
Topography is the study of the forms and features of land surfaces.
See Silviculture and Topography
Tree
In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves.
Tree plantation
A tree plantation, forest plantation, plantation forest, timber plantation or tree farm is a forest planted for high volume production of wood, usually by planting one type of tree as a monoculture forest. Silviculture and tree plantation are forest management.
See Silviculture and Tree plantation
Tree planting
Tree planting is the process of transplanting tree seedlings, generally for forestry, land reclamation, or landscaping purposes. Silviculture and tree planting are forest management.
See Silviculture and Tree planting
Understory
In forestry and ecology, understory (American English), or understorey (Commonwealth English), also known as underbrush or undergrowth, includes plant life growing beneath the forest canopy without penetrating it to any great extent, but above the forest floor.
See Silviculture and Understory
Vapour-pressure deficit
Vapour pressure-deficit, or VPD, is the difference (deficit) between the amount of moisture in the air and how much moisture the air can hold when it is saturated.
See Silviculture and Vapour-pressure deficit
Variable retention
Variable retention is a relatively new silvicultural system that retains forest structural elements for at least one rotation in order to preserve environmental values associated with structurally complex forests.
See Silviculture and Variable retention
Weed control
Weed control is a type of pest control, which attempts to stop or reduce growth of weeds, especially noxious weeds, with the aim of reducing their competition with desired flora and fauna including domesticated plants and livestock, and in natural settings preventing non native species competing with native species.
See Silviculture and Weed control
White spruce
White spruce is a common name for several species of spruce (Picea) and may refer to.
See Silviculture and White spruce
Wildfire
A wildfire, forest fire, or a bushfire is an unplanned, uncontrolled and unpredictable fire in an area of combustible vegetation.
Windthrow
In forestry, windthrow refers to trees uprooted by wind.
See Silviculture and Windthrow
Winnowing
Winnowing is a process by which chaff is separated from grain.
See Silviculture and Winnowing
World Forestry Congress
The World Forestry Congress (WFC) is the largest and most significant gathering of the world's forestry sector and it has been held every six years since 1926 under the auspices of the Food and Agriculture Organization (FAO) of the United Nations, organized by the government of the host country.
See Silviculture and World Forestry Congress
References
[1] https://en.wikipedia.org/wiki/Silviculture
Also known as Basic silviculture, Silvaculture, Silvics, Silvicultural, Silviculture cleaning, Silviculturist, Siviculture, Sylviculture.
, Fraser Experimental Forest, Frost heaving, Genotype, Georgetown, California, Germination, Greenhouse, Hardwood, Hardwood timber production, Herbicide, High forest, History of Central European forests, Humidity, Jack pine, Japan, Liberation cutting, List of tree species by shade tolerance, Live crown, Logging, Lumber, Manitoba, Microclimate, Mitteleuropa, Mixedwood stand, Mold, Molding (decorative), MSE (centrifuges), Mycorrhiza, Natural landscape, New Zealand, Patch cut, Pathogen, Permaculture, PH, Photoperiodism, Photosynthate partitioning, Photosynthesis, Phototropism, Picea abies, Picea engelmannii, Picea glauca, Picea mariana, Picea rubens, Pine, Pinus contorta, Pinus radiata, Pinus resinosa, Pinus sylvestris, Plant nursery, Plantation, Pollarding, Populiculture, Porcupine Hills, Pore space in soil, Precipitation, Pruning, Radicle, Raygun, Regeneration (biology), Regeneration (ecology), Rocky Mountains, Satoyama, Seed, Seed orchard, Seed tree, Seedbed, Seedling, Selection cutting, Shade tolerance, Shelterwood cutting, Short rotation coppice, Shrub, Slash (logging), Soil, Soil management, Soil retrogression and degradation, Sowing, Species richness, Spruce, Stocking, Stocking (forestry), Subarctic climate, Taiga, Temperate climate, Thinning, Topography, Tree, Tree plantation, Tree planting, Understory, Vapour-pressure deficit, Variable retention, Weed control, White spruce, Wildfire, Windthrow, Winnowing, World Forestry Congress.