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Subject of Investigation

Agricultural supplies, general/other
Animal research, general
Aquatic plants
Arboreta and botanical gardens
Atmosphere, general/other
Beans (dry)
Beans (fresh, fresh-processed)
Bedding/garden plants
Beef cattle, general/other
Beef cattle, live animal
Bees, honey, and other pollinators, general
Berries and cane fruits, other
Biological Cell Systems
Broadleaf forests of the South
Chemurgic Crops
Citrus, general/other
Cole crops (includes cabbage, kale, broccoli, brussels sprouts, cauliflower,
Conifer forests of the North
Conifer forests of the South
Conifer forests of the West
Cool season perennial grasses (includes bluegrass, bromegrass, fescue)
Corn (for sweetcorn use 1480)
Cotton, other
Cottonseed (for meal, oil, etc.)
Cross-commodity research--multiple animal species
Cross-commodity research--multiple crops
Cucurbits, other (includes pumpkin, squash, gourd)
Cut flowers, foliage, and greens
Dairy cattle, general/other
Dairy cattle, live animal
Deciduous and small fruits, general/other
Deciduous tree fruits, other
Desert and semidesert shrub land and shinnery
Domestic and community water supply facilities and systems
Drainage and irrigation facilities and systems
Duck and goose, live animal
Durum wheat
Economy, general/other
Edible tree nuts, general/other
Egg-type chicken, live animal
Experimental design and statistical methods
Feed and feed additives
Fiber crops, general/other
Fish habitats
Florist crops, other
Food (not readily associated with specific plant and animal products)
Forage legumes, other
Freshwater shrimp
Fungi (includes yeast)
General Commodity
General technology
Goats, meat and mohair
Grain crops, general/other (includes buckwheat, millet, triticale)
Grain sorghum
Grapes, other
Greens and leafy vegetables (includes endive, lettuce, spinach)
Ground covers
Hard red spring wheat
Hard red winter wheat
Hard white wheat
Herbaceous perennials and decorative greens
Herbs and spices
Honey bees
Horses, ponies, and mules
Individuals (as workers, consumers, members of society)
Laboratory animals
Leguminous vegetables, other
Long fiber cotton
Machinery and equipment
Marine shrimp
Meat, beef cattle
Meat, dairy cattle
Meat, sheep
Meat, swine
Meat-type chicken, live animal
Melons (includes cantaloupe, muskmelon, watermelon)
Microorganisms, general/other
Miscellaneous and new crops, general/other
Mixed conifer-broadleaf forests
Mountain grasslands, meadow, and alpine
Mushrooms and other edible fungi
Narcotic plants
Noncrop plant research
Nonfarm structures and related facilities, including those used in
Oilseed and oil crops, general/other
Onion, garlic, leek, shallot
Ornamental trees and shrubs
Ornamentals and turf, general/other (includes cacti)
Other animals, general
Other beef cattle products
Other bees (non-Apis bees)
Other cultured finfish
Other dairy cattle products
Other non-bee pollinators, general
Other poultry products
Other swine products
Paper and pulp derived products
Parks and urban green space
Pasture and forage crops, general/other
Peas (dry)
Peas (fresh, fresh-processed)
People and communities, general/other
Perennial grasses, other
Pesticides (includes herbicides, insecticides, fungicides, etc.)
Plant research, general
Potted plants
Poultry meat
Poultry, general/other
Raisin grapes
Rangelands and grasslands, general
Rangelands, other
Red clover
Remote sensing equipment and technology
Research equipment and methods, general/other
Research on research management (not research management per se)
Rhizomes, tubers, bulbs, and root crops, general/other (for potato use 1310)
River basins
Rubber, gum, and resin plants, other
Seeds and other plant propagules
Sewage and waste disposal facilities and systems
Sheep and wool, general/other
Sheep, live animal
Soft red wheat
Soft white wheat (includes club, western)
Soil and land, general
Solanaceous and related crops, general/other (for potato use 1310)
Solar radiation
Spiders, mites, ticks, and other arthropods
Striped bass
Structures, facilities, and equipment, general/other
Sugar beet
Sugar cane
Sugar crops, general/other
Summer annual grasses (includes forage sorghums, sudangrass, sorghum)
Sweet potato
Sweet sorghum
Swine, general/other
Swine, live animal
Table grapes
The family and its members
The farm as an enterprise
Trees, forests, and forest products, general
Tropical/subtropical fruit, general/other
Turf (includes bentgrass, bermudagrass, bluegrass, dichondra, fescue)
Turkey, live animal
Upland cotton
Vegetables, general/other
Viroids, mycoplasmas, spiroplasmas, etc.
Warm season perennial grasses (includes dallisgrass, bluestems)
Water resources
Watersheds and river basins, general
Wetland and riparian systems
Wheat, other
Wild animals
Wildlife and natural fisheries, general/other
Wildlife habitats
Wine grapes
Winter annual legumes (includes subterranean clover, arrowleaf clover)
Wood and wood products
Wool fiber
Rangelands and grasslands, general
item A Transparent Protocol for Predicting Habitat Resilience to Climate Change on Wild Horse and Burro Habitats across the Western United States
item Accelerating IoT and Big Data Analytics to Drive Climate Smart and Precision Agriculture Systems
item Accelerating IoT and Big Data Analytics to Drive Climate Smart and Precision Agriculture Systems
item Action Area No. 2 (AA2) – Greenhouse Gas Research Network – Plains Area Cropland Emissions (Mandan)
item Agronomic and Engineering Solutions for Conventional and Organic Conservation Agricultural Systems in the Southeastern U.S.
item AmeriFlux Management Project Core Site - Walnut Gulch/Santa Rita
item Are Good Intentions Enough? Post-Wildfire Seed Mix Performance in Sagebrush Rangelands
item ARS, APHIS, and NIFA Support for CAST Communications
item Assessing and Enabling Agroecosystem Sustainability of Southeastern U.S. Suptropical Humid Grassland and Shrub Landscapes
item Assessing Linkages between Seed Bed Microenvironment and Browse-Species Establishment on Northern Region WMAs
item Assessment and Monitoring Tools for Adaptive Management of Large Ranch Landscapes
item Benefits for Bee Health and Diversity from Drought-Tolerant Plantings (“Bee Pasture”) for Drought-Stricken Areas in the West
item Biological Control and Habitat Restoration for Invasive Weed Management
item Burning and Mowing to Increase Utilization of Little Bluestem in Mixed-grass Rangelands
item CEAP-Grazing Lands Remote Sensing of Woody Vegetation
item Climate Adaptation and Sustainability in Switchgrass: Exploring Plant-microbe-soil Interactions Across Continental Scale Environmental Gradients
item Climate Change Adaptation Technical Assistance & Outreach in the Southwest
item Climate-adaptive Strategies for Overcoming Barriers to Establishment of Diverse CRP Plantings in Drylands
item Climate-adaptive Strategies for Overcoming Barriers to Establishment of Diverse CRP Plantings in Drylands - Miles City
item Collaboration on Tools to Manage Ecosystem Transitions for Agricultural Sustainability in the Americas
item Collaborative Animal Research between New Mexico State University (NMSU and ARS)
item Collaborative Food Production Systems Research Between ARS and University of Alaska - Fairbanks
item Collaborative Livestock Research Between ARS and NDSU-Hettinger Research Extension Center
item Collaborative Research in Atmospheric Characterization, Modeling and Sensing
item Colorado South Platte River Basin CEAP - Establishment of Monitoring and Modeling Foundation
item Continued Collaboration between Archbold Biological Station and University of Florida as part of the Long-Term Agroecosystem Research Network
item Continuing Technology Development for Sustainable Land Management, Monitoring, and Research
item Controlling Weeds and Cool-season Grass Competition to Improve Revegetation Outcomes on Mine Lands
item Data Partnership with PhenoCam Network to Process, Serve, and Archive LTAR Digital Camera Imagery and Derived Data Products
item Determining Impacts of Soil Moisture and Weather Variability on CRP Emergence and Establishment
item Developing Ecophysiological Components for Post-Fire Hydrologic Models
item Developing Remote Sensing and Image Processing Tools for North Dakota Agricultural and Rangeland Applications
item Developing UAS Remote Sensing Data Processing Tools for Rangeland Assessment
item Development of an All-lands Wind Erosion Model
item Development of an All-lands Wind Erosion Model
item Development of Ecological Strategies for Invasive Plant Management and Rehabilitation of Western Rangelands
item Development of eOrganic Digital Resources Documenting the Grazing Efficiency of Dairy Breeds
item Disturbance Mitigation and Adaptive Restoration of Sagebrush-Steppe Ecosystems
item Disturbance Mitigation and Adaptive Restoration of Sagebrush-Steppe Ecosystems
item DNA Sequencing and Molecular Analysis of Forage, Range, and Turf Plants
item Dry Matter Intake, Feed Efficiency of Four Dairy Breeds (Holstein, Jersey, Jersey×Holstein, ProCross Crossbreds) in a Pasture-Based Heifer Dev Prog
item Ecological Forest Management Snow Monitoring Demonstration Site
item Ecological Genomics in Switchgrass
item Economic Assessment for Rangeland, Pasture, & Turf Landscapes using Improved Plant Materials & Technologies developed by ARS, Forage Range Research
item Educational and Scientific Cooperation between Idaho State University and the USDA Agricultural Research Service
item Educational and Scientific Cooperation between the Boise State University and the USDA Agricultural Research Service
item Educational and Scientific Cooperation between the University of Idaho and the USDA
item Effects of Herbicide as a Fuel Reduction Treatment in the Mojave Desert
item Enhancements to the Database for Inventory, Monitoring and Assessment
item Enhancing Cropping System and Grassland Sustainability in the Texas Gulf Coast Region by Managing Systems for Productivity and Resilience
item Environmental Monitoring to Support Eco-Geomorphic Modeling and Atmospheric Prediction
item Evaluation of Strawberry Germplasm for Resistance to the Northern Root-Knot Nematode (Meloidogyne hapla)
item Experimental Evaluation of Drought and Grazing Duration on Grassland Productivity
item Finding Solutions to Reduce the Impact of PFAS Contamination on Agricultural and Food Systems
item Finding the Origin of Litylenchus Crenatae Mccanni, the Invasive Nematode Causing Widespread Decline of American Beech
item Fire Effects in Greasewood-Saline Ecological Sites in Wyoming and Montana
item Forage-Based Beef Production Systems Research
item Forecasting, Outbreak Prevention, and Ecology of Grasshoppers and Other Rangeland and Crop Insects in the Great Plains
item FY23 Conservation Effects Assessment Project - Colorado South Platte River Establishment
item Genetics, Ecology, and Biological Control of Invasive Annual Grasses
item Genome Sequencing and Annotation
item Genotyping Wildland Collections
item Geospatial Analysis and Modeling of Agrohydrological Variability in the Water-limited Great Plains
item Geospatial Artificial Intelligence for Spatiotemporal Modeling of Pest Insects
item Grazing Efficiency Evaluation of Four Dairy Breeds
item Great Plains Indigenous Seeds and Plants Research
item Great Plains Indigenous Seeds and Plants Research with United Tribes Technical College
item Headquarters Cooperative Programs - Natural Resources and Sustainable Agricultural Systems (NRSAS))
item High-density Genotyping of Plants
item High-throughput Phenotyping and Genotypic Modeling of Intermediate Wheatgrass Forage and Seed Traits
item Impacts of Disturbances, Management Practices, and Climate on Ecohydrology of Water-Limited Lands
item Impacts of Variable Land Management and Climate on Water and Soil Resources
item Improved Establishment Techniques for Conservation Reserve Program (CRP) Pollinator Mixtures in Semi-Arid regions of the western U.S.
item Improved Establishment Techniques for Conservation Reserve Program (CRP) Pollinator Mixtures in Semi-Arid regions of the western US
item Improved Plant Genetic Resources and Methods to ensure Resilient and Productive Rangelands, Pastures, and Turf Landscapes
item Improvement and Maintenance of a Knowledge of a Land-Potential Knowledge System (LandPKS)
item Improving Livestock Production through the Development of Precision Rangeland Management Technologies
item Improving Rehabilitation Practices in the Great Basin and Mojave Deserts
item Improving Resiliency of Semi-Arid Agroecosystems and Watersheds to Change and Disturbance through Data-Driven Research, AI, and Integrated Models
item Increasing Water Productivity, Nutrient Efficiency and Soil Health in Rainfed Food Systems of Semi-Aris Southern Great Plains
item Influence of Plant Secondary Metabolites on Abiotic CO2 Efflux from Soils
item Innovations in Plant Genetics to Develop Intermediate Wheatgrass as a Next-Generation Sustainable Crop
item Integrated Grassland and Cropland Observation Systems for Multi-Scale Observations Agroecosystem Processes
item Integrated Research to Enhance Forage and Food Production from Southern Great Plains Agroecosystems
item Integrating Science and Stewardship to Advance Sustainable Management Practices for the Upper Midwest
item Investigating the Impacts of Climate and Management Practices on Agroecosystems Using Remote Sensing and In-situ Observations
item Kellogg Biological Station Long-term Agroecosystem Research (LTAR)
item Knowledge Systems and Tools to Increase the Resilience and Sustainablity of Western Rangeland Agriculture
item Land Health Assessment and Visualization Tools
item Land Management and Monitoring Apps Development
item Livestock, Forage, and Pasture Management Research Unit, El Reno, Oklahoma, contribution to Enteric Methane Monitoring - Midwest Area
item Long-Term Agroecosystem Research Network, Archbold-University of Florida LTAR site, Range Cattle Research and Education Center
item Long-Term Agroecosystem Research Network: Kellogg Biological Station LTAR Site
item Long-Term Agroecosystems Research (LTAR) Human Dimensions Data Collection and Assessment
item LTAR-NEON Collaboration to Quantify Rangeland Vegetation Production - Phase 2
item LTER: Long-Term Research at the Jornada Basin
item Maintaining and Improving the Rangeland Analysis Platform
item Memorandum of Agreement by and Between US Dept of Agriculture and The General Services Administration, Public Buildings Service, Energy Division
item Memorandum of Understanding for a Federal Native Plant Conservation Committee through the Plant Conservation Alliance - Bureau of Land Management
item Modeling Mormon Cricket Centers of Endemism with Geospatial Artificial Intelligence (GeoAI) Analysis of Spatiotemporal Distribution Data
item Monitoring Climatic Changes in Northwest Oklahoma
item Monitoring Tools and Research in Support of Adaptive Management
item MulcH2O: Biodegradable Composite Hydromulches for Sustainable Organic Horticulture
item New Remote Sensing Techniques for Ecosystem Water and Carbon Flux Estimation
item New Remote Sensing Techniques for Ecosystem Water and Carbon Flux Estimation - Phase 2
item Novel Commercial Farm-field Network to Quantify Emissions and Carbon Storage from Agricultural Bio-energy Feedstock Production - Morris
item Nutrient Limitation and Disturbance in C4 Grasslands
item Organomineral Fertilizers: A Sustainable Fertility Option for Farmers?
item Plant-associated Nematode Management and Systematics and USDA Nematode Collection Curation
item Planting Green in the Frozen North
item Precision Range and Livestock Management on Western Rangelands
item Precision Technologies and Management for Northern Plains Rangeland
item RaBET Development for Rangelands in the Western U.S.
item Rangeland Analysis Platform Support and Development
item Rangeland Monitoring and Data Analyses Using the AIM Strategy
item Rangeland Resilience Following Wildfire: Opportunities For Grazing?
item Recycling Nutrients for Robust Agricultural Supply Chains
item Recycling Nutrients for Robust Agricultural Supply Chains
item Rehabilitation Practices in the Mojave Desert
item Remote Sensing and Spatial Simulation of Agricultural Watersheds
item Remote Sensing Unique Species Identification
item Remote Sensing Unique Species Identification & Process Publication(s)
item Reseeding Downy Brome-infested Fields and Controlling Downy Brome on New Reclamation
item Response to Nutrients, Disturbance, Drought, and Management Practice in C4 Grasslands
item Science and Technologies for the Sustainable Management of Rangeland Systems
item Scientific Support and Partnership for BLM Renewable Resource Programs in NM
item Scientific Support and Partnership for BLM Renewable Resources Programs in New Mexico
item Seasonal Forecasting Infrastructure Development
item Seed Multiplication to Support Indigenous Seed Sovereignty
item Skutumpah Terrace Sagebrush Steppe Enhancement Hydrology/Erosion Study
item Socio-economic Assessment of Great Basin Livestock Production Systems
item Software and Database Development Related to Forage and Animal Production Systems
item Stakeholder Development, Student Help, and Educational Opportunities Associated with the Southern Plains LTAR Network Site
item Strategies for Sustaining Multi-functional Rangelands
item Streamlining the Use of Monitoring Data in Multiple Resource Decision Making
item Targeted Gland Cell Transcriptomes of the Beech Leaf Disease Nematode
item Taxonomic Identification Of All Stages Of Nematodes
item Taxonomic Identification of all Stages of Nematodes
item Technical Analysis of Grazingland National Resource Field Inventory Data
item Technology Development for Sustainable Land Management, Monitoring and Research
item The 4 Directions Projections
item Trajectories of Ecosystem Change
item Transdisciplinary Research that Improves the Productivity and Sustainability of Northern Great Plains Agroecosystems and the Well-Being of the Communities They Serve
item U.S. Department of State Temporary Detail for Jeffrey Herrick
item Understanding Ecological, Hydrological, and Erosion Processes in the Semiarid Southwest to Improve Watershed Management
item Using Landscape Features, Plot Measurements, and Remote Sensing Data to Improve Predictions of Fuels Treatment Longevity in the Colorado Front Range
item Using Quantitative Approaches to Developing Ecological Sites
item Wildland Testing of Bluebunch Wheatgrass Plant Materials Under Variable Environmental Conditions
item Wind Erosion Tools and the Landscape Data Commons
item WinterTurf: A holistic approach to understanding the mechanisms and mitigating the effects of winter stress on turfgrasses in northern climates
item Workman Creek Snowtography