dataService

您的位置: 首页 > 数据服务 > 数据列表页

筛选

共检索到565条 ,权限内显示50条;

Cart carrying timber, Chogoria, Kenya, September 1926
负责人:
关键词:
carts forests livestock timber (lumber)
DOI:
doi:10.25549/impa-c123-79909
摘要:
"Cart bringing timber from forest". External view of carts being pulled by livestock and loaded up with timber for construction works. The ground
Data from: Timber harvest and tree size near nests explains variation in nest site occupancy but not productivity in norther
负责人:
关键词:
raptor;productivity;occupancy;mature forest;meta-analysis;Accipiter gentilis;Forest management
DOI:
doi:10.5061/dryad.70s5t
摘要:
productivity was not significantly explained by the presence of nearby timber harvest nor by the average size of nearby trees either in North Amer
Acacia mearnsii - timber Yield Estimates per mesozone
负责人:
South African Environmental Observation Network
关键词:
timber acacia mearnsii agriculture biomass mesozones yield estimation Agriculture Commercial forestry Forestry distribution
DOI:
doi:10.15493/bea.data.10000009
摘要:
*The dataset shows Acacia mearnsii - timber yield estimates allocated to mesozones. Yield estimates were derived from Schulze R.E. and Maharaj
Data from: Trade-offs in the multi-use potential of managed boreal forests
负责人:
关键词:
Non-timber forest products;timber production;biodiversity;sustainable forest management;Vaccinium myrtillus;reindeer forage;climate change mitigation;carbon sequestration;Vaccinium vitis-idaea;Pinus sylvestris;Holocene
DOI:
doi:10.5061/dryad.d5m8f
摘要:
sity of the ground vegetation and potential delivery of multiple ecosystem services (timber production, carbon (C) storage and non-timber forest products) are influenced
Data from: Diversity and composition of tropical butterflies along an Afromontane agricultural gradient in the Jimma Highlands, Ethiopia
负责人:
关键词:
butterfly;coffee;farming;Lepidoptera;Land-use change;Tropical Forest;Nymphalidae;agroforestry;cropland;2014-2015
DOI:
doi:10.5061/dryad.nc95n
摘要:
forest (SMCF), exotic timber plantations, open woodland, croplands and pasture. Surveys were conducted in 29 one-hectare plots and repeated five times bet
Data from: Towards improving searches for optimal phylogenies
负责人:
关键词:
parsimony;phylogenetics;trees
DOI:
doi:10.5061/dryad.89qf8
摘要:
plus the number of inferred changes between T and the anchor trees. As the maximum-parsimony optimality score is additive, the sum of the lower
Data from: Current and projected cumulative impacts of fire, drought and insects on timber volumes across Canada
负责人:
关键词:
climate change;timber volume at risk;spruce budworm;1981-2100;Canadian forest;drought;fire;natural disturbances;mountain pine beetle;disturbance predictive models
DOI:
doi:10.5061/dryad.2qh132f
摘要:
and eastern Canada. In our last simulation period covering 2071 to 2100, nearly all timber volumes in most of Canada’s forest regions could be at risk of being affec
Data from: Incorporating uncertainty into forest management planning: timber harvest, wildfire and climate change in the boreal forest
负责人:
关键词:
disturbance;Populus tremuloides;stochastic;risk;Model;Pinus banksiana;spatial;Holocene;Picea mariana;Landscape
DOI:
doi:10.5061/dryad.0rb1b
摘要:
and timber harvesting. Existing forest planning models are not well suited to dealing with this uncertainty because they produce deterministic projections based
Data from: Tradeoffs between three forest ecosystem services across the state of New Hampshire, USA: timber, carbon, and albedo
负责人:
关键词:
DOI:
doi:10.5061/dryad.5vv6t
摘要:
at high elevations in the White Mountain National Forest. Using a regression tree approach, we found that timber growth, annual storage of carbon, and the differ
Data from: Evaluating carbon storage, timber harvest, and habitat possibilities for a western Cascades (US) forest landscape
负责人:
关键词:
Landscape analysis;tradeoffs;Forest management;ecosystem services
DOI:
doi:10.5061/dryad.6qr6j
摘要:
Forest policymakers and managers have long sought ways to evaluate the capability of forest landscapes to jointly produce timber, habitat, and other

首页上一页12345下一页尾页

意 见 箱

匿名:登录

个人用户登录

找回密码

第三方账号登录

忘记密码

个人用户注册

必须为有效邮箱
6~16位数字与字母组合
6~16位数字与字母组合
请输入正确的手机号码

信息补充