66 datasets found
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Federal
Demography and habitat of desert tortoises at the Desert Tortoise Research Natural Area, western Mojave Desert, California (1978 - 2014)
Department of the Interior —
A long-term research project was conducted on Agassiz’s desert tortoises (Gopherus agassizii) at a 7.77 square kilometer plot at the Desert Tortoise Research Natural... -
Federal
Pacific Island Network Established Invasive Plant Species Monitoring Dataset 2010-2022
Department of the Interior —
The Pacific Island Inventory and Monitoring Network (PACN) collected data on the status of established invasive plant species in the mangrove community of American... -
Federal
Upland Vegetation and Soils Monitoring for the Northern Colorado Plateau Network: 2009-2023 - Data Package
Department of the Interior —
Uplands are land areas lying above the elevation where flooding generally occurs—areas found beyond riparian zones. Uplands represent the vast majority of land area... -
Federal
Forest Inventory Phase I data for the Upper Mississippi River National Wildlife and Fish Refuge-Winona District
Department of the Interior —
Forest Inventory Phase I excel data for the Upper Mississippi River National Wildlife and Fish Refuge-Winona District. Data is based off U.S. Army of Corps Engineers'... -
Federal
Primary production and precipitation data along an elevation gradient in and adjacent to the San Francisco Mountains near Flagstaff, Arizona - 2015-2020
Department of the Interior —
These data were compiled to allow further understanding of how aboveground net primary production of different plant functional types in ecosystems along an elevation... -
Federal
Global gridded dataset of terrestrial biological nitrogen fixation across natural and agricultural biomes: Low-resolution rasters
Department of the Interior —
This dataset includes global rasters of terrestrial biological nitrogen fixation (BNF) rates (in kgN/(ha*y)) for each major N-fixing niche in natural biomes (trees,... -
Federal
Histochemical study of nitrogen-transfer endosymbiosis
Department of the Interior —
Plant roots have the best-understood mutualisms with microbes, but leaf and bract cell endosymbiosis have not been previously reported. Leaf and bract cells of more... -
Federal
Point Sampling Data for Eelgrass (Zostera marina) and Widgeongrass (Ruppia marina) Abundance in Embayments of the North Pacific Coast of Baja California, Mexico
Department of the Interior —
These data are in seven tables relating to surveys of eelgrass (Zostera marina) and widgeongrass (Ruppia maritima) beds in embayments of the north Pacific coast of... -
Federal
Greenhouse gas fluxes, dissolved gas concentrations, and water properties of laboratory mesocosms
Department of the Interior —
The data describe greenhouse gas (GHG) emissions, dissolved GHG concentrations, and mesocosm conditions (vegetation, hydrologic phases, ambient conditions) of a... -
Federal
Deer Flat NWR Invasive Plant Inventory - Grid-based: Survey123 Results on Weed Species Occurrences (Archived Version)
Department of the Interior —
This geospatial dataset consists of points corresponding to the center of 50 x 50 m grid cells which were surveyed for a finite set of target invasive plant species... -
Federal
Upland Vegetation and Soils Monitoring for the Northern Colorado Plateau Network: 2009-2023 - Raw Data
Department of the Interior —
Raw data for the Upland Vegetation and Soils Monitoring for the Northern Colorado Plateau Network: 2009-2023 datasets. -
Federal
Annual Aboveground Net Primary Productivity by plant functional groups across grassland-shrubland ecotones at 3 sites in the Jornada Basin, 2006-ongoing
Department of Agriculture —
The objective of this ongoing study is to investigate how pulses of precipitation translate into pulses of plant aboveground net primary productivity (NPP) across... -
Federal
A global dataset of terrestrial biological nitrogen fixation
Department of the Interior —
This dataset includes field measurements of biological nitrogen fixation (BNF) in all major N-fixing niches across natural terrestrial biomes globally. The dataset... -
Federal
Southwestern Riparian Plant Trait Matrix, Colorado River, Grand Canyon, Arizona (ver. 2.0, 2022)
Department of the Interior —
Trait-based approaches to vegetation analyses are becoming more prevalent in studies of riparian vegetation dynamics, including responses to flow regulation,... -
Federal
Vascular plant data collected at the South Unit of Theodore Roosevelt National Park, ND, USA in 1996.
Department of the Interior —
This data release contains three data sets. The data were collected in 1996 at the South Unit of Theodore Roosevelt National Park, ND, USA. The main data set... -
Federal
Turnbull NWR: Invasive Plant Inventory - Grid-based: Survey Grid (50 x 50 m) for Conducting Field-based Invasive Plant Surveys
Department of the Interior —
This dataset was created to facilitate field-based invasive plant surveys. Each grid-cell constitutes a possible survey area within which a field surveyor documents... -
Federal
Molokai (Kawela) USGS ridge-to-reef vegetation monitoring study 2009-2014
Department of the Interior —
This data release contains two files: 1) the raw data collected as part of a vegetation monitoring study that was conducted to assess the changes in plant species... -
Federal
Tualatin NWRC: Invasive Plant Inventory - Grid-based: Survey Grid (50 x 50 m) for Conducting Field-based Invasive Plant Surveys
Department of the Interior —
This dataset was created to facilitate field-based invasive plant surveys. Each grid-cell constitutes a possible survey area within which a field surveyor documents... -
Federal
Global gridded dataset of terrestrial biological nitrogen fixation across natural and agricultural biomes: High-resolution rasters
Department of the Interior —
This dataset includes global rasters of terrestrial biological nitrogen fixation (BNF) rates (in kgN/(ha*y)) for each major N-fixing niche in natural biomes (trees,... -
Federal
Plant Density at Permanent Quad Locations on the Jornada Experimental Range, 1915-ongoing
Department of Agriculture —
This ongoing data set contains counts of perennial forbs and subshrubs in 122 1m x 1m quadrats on the Jornada Experimental Range in the northern extent of the...
66 datasets found