On-line Terms
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Forestry Commission Wales Terms
A
Afforestation - Coedwigo, Sefydlu coedwig.
Agroforestry - amaethgoedwigaeth
Air freshning unit - uned puro'r gwynt
All respondents – pob atebwr
Analysed - dadansoddwyd
Ancient Woodland – hen goetiroedd hynafol
Ancient semi-natural woodland (ASNW) – hen goetir hynafol lled-naturiol (CHLIN)
Artificial regeneration - aildyfu artiffisial
Ash - onnen
Average (stand) height - uchder cyfartalog (celli)
Average growth tree - coeden twf cyfartalog
B
Bark allowance - lwfans rhisgl
Bark gauge - medrydd rhisgl
Basal area - arwynebedd gwaelodol
Basal area regulation - rheoleiddio arwynebedd gwaeledol
Base - Cronfa
Beaufort Research sampling method – dull samplu Beaufort Research
Best management practice - arferion rheoli gorau
Biodiversity - Bioamrywiaeth
Block - bloc
Broadleaf - llydanddail
Broadleaved forest - coedwig lydanddail
Broadleaved tree - coeden lydanddail
Bryophytes - bryoffytau
Business management - rheoli busnes
C
Cable logging - coedwigo gyda cheblau
Cable system - system geblau
Canopy - canopi
Canopy density - dwysedd canopi
Carbon footprint – ôl troed Carbon
Carbon store - storfa garbon
Catchment area - dalgylch
Certification - tystysgrifo
Clearfelling – cwympglirio
Clearfell ban - gwaharddiad llwyrgwympo
Clearcut area - ardal wedi'i llwyrdorri
Clearing - llannerch
Climate change - newid yn yr hinsawdd
Cluster sampling - samplu clystyrau
Commercial forest - coedwig fasnachol
Commercial thinning - teneuo masnachol
Community - cymuned
Community woodland - coedwig cymunedol
Compartment boundary - ffin adran
Compensatory planting - plannu cydadferol
Complete cultivation - trin cyflawn
Complete enumeration - rhifiad cyflawn
Coniferous forest - coedwig gonwydd
Continuous cover forest - coedwig gorchudd di-dor
Continuous cover system – systemau gorchudd di-dor
Continuous forest inventory - stocrestr coedwig ddi-dor
Control of operation - rheoli gweithrediadau
Control plot - llain reolydd
Conversion - trosiad
Cooling zone - adran ar gyfer oeri
Coppice - prysgoedio
Coppice forest - coedwig brysgoedio
Coppice selection system - system dethol prysgoedio
Coppice shoot - cyffyn prysgoedio
Coppice with standards - prysgoed gyda choed uncyff
Coppice with standards system - prysgoed gyda system coed uncyff
Copse - coedlan
Creation of volume reserve - creu cronfeydd wrth gefn
Criteria and indicators - meini prawf a dangosyddion
Crown - brigdyfiant
Crown thinning - teneuo brigdyfiant
Cubic metres stacked - metrau ciwbig pentwr
Cubic metres under bark - metrau ciwbig dan rhisgl
Cubic metres over bark - metrau ciwbig dros y rhisgl
Cull - sbarion coed
Current annual increment - cynyddiad blynyddol cyfredol
Cutting area - ardal dorri
Cutting budget - cyllideb torri
Cutting control - rheolaeth torri
Cutting order - gorchymyn torri
Cutting section - isadran torri
Cutting sequence - trefn torri
Cypress - cypreswydden
D
Dead trees - coed marw
Default management choice – Dewis rheolaeth diofyn
Deforestation - datgoedwigo
Demand for wood - galw am bren
Dendrometer - dendrofesurydd
(Indices of) Deprivation – (Mynegeion) Amddifadedd
Designers - dylunyddion
Diameter at breast height - diamedr ar uchder brest
Direct haulage - cludiant uniongyrchol
Dominant crop - cnwd trechol
Don’t know – heb wybod
E
Economics & statistics – economeg ac ystadegau
Ecosystem management - rheoli ecosystem
Ecosystem services – gwasanaethau ecosystem
Elder - Ysgawen
Elite stand - celli dethol
Executive summary – crynodeb gweithredol
Extraction - alldynnu
Extraction damage - difrod alldynnu
F
Farm forestry - coedwigaeth fferm
Felling age - oed cwympo
Felling area - ardal gwympo
Felling cycle - cylch cwympo
Felling season - tymor cwympo
Felling series - cyfres gwympo
Felling volume - cyfaint cwympo
Fieldwork – gwaith maes
Final crop tree - coeden cnwd terfynol
Final yield - cynnyrch terfynol
Financial plan - cynllun ariannol
Financial returns from final felling - adenillion ariannol o'r cwympiad terfynol
Financial rotation - cylchdro ariannol
Financial value - gwerth ariannol
Fir caucasian –ffynidwydden gaucasaidd
douglas - ffynidwydden douglas
giant - ffynidwydden fawr
noble - ffynidwydden urddasol
Fixed area sampling - samplu ardal sefydlog
Flood management system - system rheoli llifogydd
Food production and self-regeneration system - system cynhyrchu bwyd a'i ail-greu ei hun
Forest - Coedwig
Forest act - deddf coedwig
Forest belt - stribed coedwig
Forest biotope mapping - mapio biotop coedwig
Forest boundary - ffin coedwig
Forest clearing - clirio coedwig
Forest decline - dirywiad coedwig
Forest destruction - dinistrio coedwig
Forest district - rhanbarth coedwig
Forest ecosystems - ecosystem coedwig
Forest edge - ymyl coedwig
Forest estate - stad coedwig
Forest floor - llawr coedwig
Forest inspectorate - arolygiaeth coedwigoedd
Forest inventory - stocrestr coedwig
Forest land area - arwynebedd tir coedwig
Forest land use mapping - mapio defnydd tir coedwig
Forest land-use planning - cynllunio defnydd tir coedwig
Forest management - rheolaeth coedwig
Forest management planning - cynllunio rheoli coedwig
Forest management unit - uned rheoli coedwig
Forest mantle - mantell coedwig
Forest map - map coedwig
Forest nature trail - llwybr natur coedwig
Forest plant association - cydgymuned planhigion coedwig
Forest plant sociology - cymdeithaseg planhigion coedwig
Forest management objective - amcan rheoli coedwig
Forest policy - polisi coedwig
Forest products - cynnyrch coedwig
Forest protection act - deddf gwarchod coedwig
Forest range - maes cyfrifoldeb
Forest region - rhanbarth coedwig
Forest renewal - adnewyddu coedwig
Forest reserve - stiwardiaeth coedwig
Forest structure - adeiledd coedwig
Forestation - coedwigo
Forestry - coedwigaeth
Frame tree - coeden fframio
Fuel production units - Unedau cynhyrchu tanwydd
Future value - gwerth i'r dyfodol
G
Girth breast height - cylchfesur uchder y frest
Girth increment - cynyddiad cylchfesur
Girth over bark - cylchfesur dros y rhisgl
Girth under bark - cylchfesur dan y rhisgl
Glade - llannerch
Gradient - graddiant
Group shelterwood - system coed cysgodol grŵp
Growing space - gofod tyfu
Growth region - rhanbarth twf
Growth zone - parth tyfu
H
Habitat - cynefin
Harvest felling - cwympo cynhaeaf
Harvest management - rheoli cynaeafu
Harvest percent - canran cynhaeaf
Harvest volume - cyfaint cynhaeaf
Harvesting costs - costau cynaeafu
Hauling distance - pellter halio
Hazel - collen
Height curve - cromlin uchder
Height determination - mesuriad uchder
Height growth - twf uchder
Height meter - mesurydd uchder
High forest system - system coedwig uchel
High forest with reserve system - system coedwig uchel gyda choed wrth gefn
I
Improvement felling - cwympo gwelliannol
Increase in growth rate - cynnydd yn y gyfradd twf
Increment - cynyddiad
Increment coefficient - cyfernod cynyddiad
Increment percent - canran cynyddiad
Increment study - astudiaeth cynyddiad
Increment table - tabl cynyddiad
Increment thinning - teneuo cynyddiad
Independent body – corff annibynnol
Index stand - celli fynegeiol
Indicator species - rhywogaethau dynodol
Indicators - dangosyddion
Inductive and deductive forest management methods - dulliau rheoli coedwig anwythol a diddwythol
Ingrowth - mewndwf
Integration - integreiddiad
Interior forest conditions - cyflyrau mewnol coedwig
Intermediate felling - cwympo canolradd
Intermediate tree - coeden ganolradd
Intermediate yield - cynnyrch rhyng-gyfnodol
Intermittent production - cynhyrchu ysbeidiol
Inventory by sample plots - stocrestr yn ôl lleiniau sampl
J
Juvenile wood - pren ifanc
K
L
Lack of information – diffyg gwybodaeth
Land value - gwerth tir
Landscape management - rheoli tirwedd
Landscape protection - gwarchod tirwedd
Land-use classification - dosbarthiad defnydd tir
Larch - llarwydden
Large impact – effaith fawr
Local yield table - tabl cynnyrch lleol
Log - boncyff
Log grading - graddio boncyffion
Log sorting - didoli boncyffion
Lowland mixed broadleaved woodland - coetir llydanddail cymysg yr iseldir
Low-risk forest management - rheoli coedwigaeth risg bach
M
Main assortment - prif gymysgedd
Main crop - prif gnwd
Main species - prif rywogaeth
Managed forest - coedwig dan reolaeth
Management objectives - amcan rheoli
Management plan revision - adolygu cynllun rheoli
Management planning unit - uned cynllunio rheoli
Management records - cofnodion rheoli
Map of harvest operations - map o weithrediadau cynaeafu
Material substitution – amnewid deunyddiau
Mean annual increment - cynyddiad blynyddol cymedrig
Mean diameter - diamedr cymedrig
Mean gross increment - cynyddiad crynswth cymedrig
Measurement mark - nod mesur
Median height - uchder cymedrig
Mensuration - mesuriad
Mixed woodland - coetir cymysg
Mobility - symudedd
Mountain forest - coedwig fynydd
Multiphase sampling - samplu amlwedd
N
National nature reserve - gwarchodfa natur genedlaethol
Nativeness - brodorolrwydd
Native species – rhywogaeth frodorol
Native tree species - rhywogaethau coed brodorol
Natural forest - coedwig naturiol
Natural regeneration - aildyfu naturiol
Natural selection - dethol naturiol
New native woodland – coetir brodorol newydd
No impact at all – dim effaith o gwbl
None of these – dim un o’r rhain
Non-productive forest land - tir coedwig anghynhyrchiol
Nursery - meithrinfa
O
Objective function - ffwythiant amcan
Old growth - hen dyfiant
Operational - gweithredol
Operational planning - cynllunio gweithredol
Operational research - ymchwil gweithredol
Overhead release felling - cwympo i deneuo copaon y coed
P
Parcel - parsel
Pay & display – talu ac arddangos
Periodic annual increment - cynyddiad blynyddol cyfnodol
Periodic block - bloc cyfnodol
Periodic increment - cynyddiad cyfnodol
Periodic inventory - stocrestr gyfnodol
Periodic mean annual increment - cynyddiad blynyddol cymedrig cyfnodol
Physiological maturity - aeddfedrwydd ffisiolegol
Pine austrian – pinwydden awstria
bhutan – pinwydden bhutan
corsican – pinwydden corsica
lodge-pole – pinwydden gamfrig
macedonian – pinwydden macedonia
maritime – pinwydden arfor
monterey – pinwydden monterey
Mountain – pinwydden y mynydd
Scots – pinwydden yr alban
Stone – pinwydden anial
Weymouth – pinwydden wen
Pioneer species - rhywogaeth arloesol
Plan of operations - cynllun gweithrediadau
Plan of silvicultural operations - cynllun gweithrediadau coedwriaeth
Planning period - cyfnod cynllunio
Plantation - planhigfa
Plantation management - rheoli planhigfa
Plantation on ancient woodland site (PAWS) - planhigfa ar safle coetir hynafol
Pollarding - brigdocio
Poplar black – poplysen ddu
grey – poplysen lwyd
italian – poplysen ddu ffrengig
lombardy – poplysen lombardy
white – poplysen wen
Preliminary Report – adroddiad rhagarweiniol
Preliminary Results – canlyniadau rhagarweiniol
Preservation order - gorchymyn cadwraeth
Previous surveys – arolygon blaenorol
Primary woodland - coetir primaidd
Principal species - prif rywogaeth
Private company – cwmni preifat
Productive forest land - tir coedwig cynhyrchiol
Progressive shelterwood felling - cwympo coed cysgodol cynyddol
Protection forest - coedwig warchod
Protective forest declared by official notice - coedwig dan warchodaeth drwy rybudd swyddogol
Pruning – tocio
Public Opinion of Forestry - Y Farn Gyhoeddus am Goedwigaeth
Q
R
Rainwater decelerator - Arafu dŵr glaw
Range management - rheoli maes cyfrifoldeb
Recreational forest - coedwig adloniadol
Red cedar – cedrwydden goch
Refilling - ail-lenwi
Reforestation duty - dyletswydd ailgoedwigo
Regeneration - aildyfu
Regulation period - cyfnod rheoleiddio
Relief - tirwedd
Renewable energy – ynni adnewyddadwy
Replanted ancient woodland - coetir hynafol ailblanedig
Replanting - ailblannu
Residual stand - celli weddilliol
Response Form – Ffurflen Ymateb
Restocking - Ailstocio
Ride - rhodfa
Rotation - cylchdro
Rounded - talgrynnu
Round wood - pren crwn
S
Salvage cutting - torri arbedol
Sample - sampl
Sample plot - llain sampl
Sampling – samplu
Sampling method – dull samplu
Sawlog - boncyff llifio
Scarification - creithio
Scientific studies –astudiaethau gwyddonol
Secondary species - rhywogaeth eilaidd
Secondary woodland - coetir eilaidd
Seed certification - tystysgrifo had
Seed cutting - torri i hadu
Selection forest - coedwig ddetholus
Selective thinning - teneuo dethol
Self-anchoring dynamic foundations - seiliau hunan-angori llawn ynni
Semi natural woodland - coetir lled-naturiol
Sessile - digoes
Severance felling - cwympo gwahaniadol
Shelterbelt - stribed cysgodi
Shelterwood felling - cwympo coed cysgodol
Shelterwood wedge system - system lletem coed cysgodol
Short rotation coppice – coedlan cylchdro byr
Short rotation forestry – coedwigaeth cylchdro byr
Silvicultural objective - amcan coedwriaeth
Silvicultural system - system goedwriaethol
Silvicultural yield - Cynnyrch coedwriaethol
Silviculture - coedwriaeth
Simple coppice system - system brysgoedio syml
Sink - sinc
Site clearing - clirio safle
Site map - map safle
Site of Special Scientific Interest (SSSI) - Safle o Ddiddordeb Gwyddonol Arbennig (SoDdGA)
Site survey - arolwg safle
Skyline system - system awyrgeblau
Slight impact – effaith fach
Small scale forest map - map coedwig graddfa fechan
Social inclusion – cymhwysiad cymdeithasol
Species mixture - cymysgedd rhywogaethau
Spruce colorado – spriwsen las
engelmann – spriwsen engelmann
norway – spriwsen norwy
serbian – spriwsen sitka
sitka – spriwsen sitka
white – spriwsen wen
Stocking - stocio
Strongly agree – cytuno’n gryf
Strongly disagree – anghytuno’n gryf
Survey - arolwg
Sustainability - cynaliadwyedd
Sustainable forest management - rheolaeth coedwig gynaliadwy
Sustained yield regulation - rheoleiddio cynnyrch cynaliadwy
Sustained-yield management - rheolaeth cynnyrch cynaliadwy
T
Table of basal areas – tabl arwynebeddau gwaelodol
Talgrynnu
Tally sheet – ffurflen gofnodi
Tariff table – tabl prisiau
Technical rotation – cylchdro technegol
Temporal order – trefn dymhorol
Tending objective – amcan gofal
Tiered grant – grant haenog
Timescale – amserlen
Theory of forest rent – damcaniaeth rhent coedwigaeth
Theory of soil rent – damcaniaeth rhent pridd
Theoretical clearfell area – ardal llwyrgwympo damcaniaethol
Thicket stage – cyfnod dryslwyn
Thinning – teneuo
Thinning cycle – cylch teneuo
Thinning frequency – amlder teneuo
Thinning from above – teneuo oddi fry
Thinning grade – gradd teneuo
Thinning intensity – dwysedd teneuo
Thinning type – math teneuo
Thinning yield – cynnyrch teneuo
Timber – coed
Timber assortment - cymysgedd coed
Timber form factor – ffactor ffurf coed
Timber harvest – cynhaeaf coed
Timber industry – diwydiant coed
Timber production - cynhyrchu coed
Timber reserves – coed wrth gefn
Timber scaling – graddio coed
Timber stage – cyfnod coed
Timber storage – storio coed
Timber supply – cyflenwad coed
Timber transport – cludiant coed
Timber value – gwerth coed
Timber volume – cyfaint coed
Timberline – coedlin
TNS omnibus random location sampling method – Dull hapsamplu lleoliad omnibws TNS
Top – brig
Top diameter – diamedr pen
Top height – uchder brig
Total production – cyfanswm allbwn
Total tree volume – cyfanswm cyfaint pren
Total yield – cyfanswm cynnyrch
Transformation – trawsffurfio
Tree class – dosbarth coed
Tree damage caused by forest fauna – difrod coed a achoswyd gan anifeiliaid coedwig
Tree distribution – dosbarthiad coed
Tree form Factor - ffactor ffurf coeden
Tree height – taldra coeden
Tree marking – marcio coed
Tree spacing – gofod rhwng coed
Tree species – rhywogaerh coed
Tree volume equation – hafaliad cyfaint coeden
Tulip tree – coeden diwlip
Turkey oak – derwen Twrci
Type of management objective – math o amcan rheoli
U
Understory - isdyfiant
Understory management – rheolaeth yr isdyfiant
Uneven-aged management – rheoli coed aml-oed
Uneven-aged stand – celli aml-coed
Unexploitable forest – coedwig anecsbloetadwy
Uniform shelterwood system – system coed cysgodol unffurf
Uniform stand – celli unffurf
Uniform tariff – tariff unffurf
Unmanaged forest – coedwig heb ei reoli
Unregulated felling – cwympo heb ei reoleiddio
Unstocked area – ardal ddi-stoc
Upland mixed ashwoods – coedydd ynn cymysg yr ucheldir
Upland oakwoods – coedydd derw yr ucheldir
V
Value increment – cynyddiad gwerth
Venue - lleoliad
Vertical stand structure – adeiledd fertigol celli
Veteran tree – coeden hynafol
Vigour – ymnerth
Virgin forest – coedwig wyryfol
Virtual assistance – cymorth rhithwir
Visual or ocular volume estimation – amcangyfrif cyfaint â’r llygaid
Vitality – bywioldeb
Volume and increment control methods – dulliau rheoli cyfaint a chynyddiad
Volume determination – pennu cyfaint
Volume increment – cynyddiad cyfaint
Volume measurements by sections – mesuriad cyfaint drwy drychiadau
Volume table – tabl cyfeintiau
Volumetric calipers – caliperau cyfeintiol
Volumetric yield – cynnyrch cyfeintiol
W
Wales questionnaire – holiadur Cymru
Weeding – chwynnu
Weighted mean age of a forest – oed cymedrig pwysol coedwig
Welsh Assembly Government Strategy – Strategaeth Llywodraeth Cynulliad Cymru
Welsh Survey of Public Opinion of Forestry – Arolwg yng Nghymru o’r Farn Gyhoeddus
Western balsam poplar – poplysen falm orllewinol
Western hemlock – hemlog y gorllewin
Western red cedar – thwia blethog
Wet woodland – coetir gwlyb
White poplar – poplysen wen
White willow – helygen wen
Whitebeam – cerddinen
Wild cherry – ceiriosen wyllt
Wild service tree – cerddinen wyllt
Woodlands for Wales – Coetiroedd i Gymru
X
Y
Yield determination – mesur cynnyrch
Yield determination methods – dulliau mesur cynnyrch
Yield determination using harvest percent – mesur cynnyrch yn defnyddio canran cynhaeaf
Yield level – lefel cynnyrch
Yield regulation – rheoleiddio cynnyrch
Z