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Research Projects Subjects of Investigation at this Location

Each ARS research project has related subjects of investigation.  Listed below are the subjects of investigation currently conducted at this location.

Clicking on a subject of investigation will list the research projects within that  subject of investigation.
Subjects of Investigation

Air
Alfalfa
Almond
Apple
Apricot
Atmosphere, general/other
Banana
Barley
Beans (dry)
Beans (fresh, fresh-processed)
Bedding/garden plants
Beef cattle, general/other
Beef cattle, live animal
Berries and cane fruits, other
Blueberry
Carrot
Cherry
Citrus, general/other
Climate
Cocoa
Coffee
Cole crops (includes cabbage, kale, broccoli, brussels sprouts, cauliflower,
Cool season perennial grasses (includes bluegrass, bromegrass, fescue)
Corn (for sweetcorn use 1480)
Cotton, other
Cottonseed (for meal, oil, etc.)
Cranberry
Cross-commodity research--multiple crops
Cucurbits, other (includes pumpkin, squash, gourd)
Cut flowers, foliage, and greens
Dairy cattle, live animal
Date
Deciduous and small fruits, general/other
Deciduous tree fruits, other
Desert and semidesert shrub land and shinnery
Drainage and irrigation facilities and systems
Durum wheat
Edible tree nuts, general/other
Eggplant
Eggs
Fertilizers
Fiber crops, general/other
Filbert
Flax
Florist crops, other
Food (not readily associated with specific plant and animal products)
General Commodity
Goats, meat and mohair
Grain crops, general/other (includes buckwheat, millet, triticale)
Grain sorghum
Grapefruit
Grapes, other
Greens and leafy vegetables (includes endive, lettuce, spinach)
Guayule
Hard red spring wheat
Hard red winter wheat
Hemp
Herbaceous perennials and decorative greens
Honey bees
Hops
Horses, ponies, and mules
Individuals (as workers, consumers, members of society)
Insects
Kiwi
Land
Leguminous vegetables, other
Lemon
Lentil
Lesquerella
Long fiber cotton
Mango
Meat-type chicken, live animal
Melons (includes cantaloupe, muskmelon, watermelon)
Microorganisms, general/other
Milk
Mint
Miscellaneous and new crops, general/other
Mountain grasslands, meadow, and alpine
Mushrooms and other edible fungi
Nematodes
Oats
Oilseed and oil crops, general/other
Onion, garlic, leek, shallot
Orange
Ornamental trees and shrubs
Ornamentals and turf, general/other (includes cacti)
Other bees (non-Apis bees)
Other non-bee pollinators, general
Oysters
Papaya
Parks and urban green space
Pasture
Pasture and forage crops, general/other
Peach
Peanut
Pear
Peas (dry)
Peas (fresh, fresh-processed)
Peppers
Perennial grasses, other
Pineapple
Pinyon-juniper
Plant research, general
Potato
Potted plants
Poultry meat
Raisin grapes
Rangelands and grasslands, general
Rangelands, other
Raspberry
Remote sensing equipment and technology
Research equipment and methods, general/other
Rice
Rubber, gum, and resin plants, other
Rye
Salmon
Seeds and other plant propagules
Sewage and waste disposal facilities and systems
Sheep, live animal
Shellfish
Soft red wheat
Soft white wheat (includes club, western)
Soil
Soil and land, general
Soybean
Spiders, mites, ticks, and other arthropods
Strawberry
Structures, facilities, and equipment, general/other
Sugar beet
Sweet potato
Swine, general/other
Swine, live animal
Table grapes
Taro
The farm as an enterprise
Tomato
Trees, forests, and forest products, general
Tropical/subtropical fruit, general/other
Trout
Turf (includes bentgrass, bermudagrass, bluegrass, dichondra, fescue)
Upland cotton
Vegetables, general/other
Walnut
Warm season perennial grasses (includes dallisgrass, bluestems)
Water resources
Watersheds
Watersheds and river basins, general
Weather
Weeds
Wetland and riparian systems
Wheat, other
Wild animals
Wildlife and natural fisheries, general/other
Wine grapes
Wood and wood products
Research Projects within Wine grapes
item AI/Machine-Learning Software for Measurement of EPG Waveforms from Mosquito Feeding
item Assessment of Risk to Grape and Wine Quality from Smoke Exposure and Evaluation of Methods for Mitigation Smoke Exposure Impacts
item Biological Fungicides Tank Mixed with Sulfur for Management of Grape Powdery Mildew
item Build Accessible, Available Communications to Share Best Practices and Research Relating to Smoke Exposure and Impact on Winegrapes.
item CAP- Advanced Testing and Commercialization of Novel Defensin Peptides and Therapies for HLB Control
item Characterization and Epidemiology of Grapevine Trunk Diseases (GTD) in Idaho
item Characterization of Davis National Plant Germplasm System Vitis collection for Desired Breeding Traits - Davis, California
item Conservation and Utilization of Genetic Resources and Associated Data for Perennial Crops Adapted to Mediterranean and Subtropical Climates
item Crop Rotation and Development of Resistance for Control of Globodera pallida
item Defining Soil Health for Winegrape Production
item Develop Dose Response Metrics of Smoke Exposure that Alters Vine Physiology and Fruit Composition
item Developing a Spray-Induced Gene Silencing (SIGS) Method for the Control of Grape Powdery Mildew (Erysiphe necator)
item Developing New Methodologies to Obtain High- Throughput, Transgene- Free Gene Edited Microvine
item Development of Applied Management Systems for Diseases of Perennial Crops with Emphasis on Vector-Borne Pathogens of Grapevine and Citrus
item Development of Biologically-based Pest Control Strategies for Invasive Pests
item Development of Grape Rootstock Varieties with Broad-Spectrum Disease Resistance by Genome Editing of Cytidine Diphosphate Diacylglycerol Synthases
item Disease Management in Small Fruit and Nursery Crops Based on Knowledge of Pathogen Diversity, Biology, and Environmental Effects
item Distribution and Abundance of Plant-Parasitic Nematodes in Oregon Vineyards
item Ecobiology, Impact and Management of Grapevine Red Blotch Virus and Its Vector(s) in California and Oregon Vineyards
item Engineering Sustainable 3D Scaffolds for Enhancing Delivery and Growth of Probiotics in the Gut
item Enhancing Crop Resilience to Biotic and Abiotic Stress Through Understanding the Microbiome and Immune Signaling Mechanisms
item Erythritol Efficacy and Non-target Effects
item Evaluating New Technology and Grapevine Genotypes to Improve Vineyard Water Use Sustainability
item Evaluating Rootstocks for Cool-Climate White Wine Grape Production
item Evaluating the Physiological Responses of Superior Juglans Germplasm to Drought Stress
item Evaluation of Combined Effects of Grape Maturity, Alcohol Concentration & Long Term Maceration on Flavor & Mouthfeel Profile of Cabernet Sauvignon
item Evaluation of Novel Cold Hardy Grape Rootstocks for Use in the Pacific Northwest
item Examining Short and Long-term Economic Impacts of Smoke Events on the Wine Industry
item Fungal Microbiome Associated with Grapevine Trunk Diseases in Oregon Vineyards
item Genomics and Biotechnological Approaches to Reduce the Impact of Wildfire Smoke on Grape Composition
item Genomics Based Technology for Identification, Tracking, Surveillance, and Pest Management of Vine Mealybug in Vineyards
item Heat Stress in Wine Grapes: Acclimation and Potential Mitigation
item High-Resolution Vineyard Nutrient Management
item Identification of Novel Central Valley Insect-Attacking Fungi for Biocontrol of Glassy-Winged Sharpshooter and Vine Mealybug
item Identification of Novel Central Valley Trichoderma Isolates for Biological Control of Pierce’s Disease in California
item Identification of the Physiological Mechanism of Pheromone Biosynthesis in Thrips and Development of Biological Control Methods
item Identify Novel Compounds Associated with Smoke Taint in Grapes, Musts, and Wine Sampled in California Vineyards
item Identifying Vulnerabilities in Vector-host-pathogen Interactions of Grapevine and Citrus Pathosystems to Advance Sustainable Management Strategies
item Impact of Grapevine Leafroll-associated Virus 3 Genetic Variants and Emerging Viruses on Wine Grape Quality in the Pacific Northwest
item Impact of Pediococcus on Wine Chemical and Sensory Properties
item Impact of Wildfire Smoke Taint and Key Trunk Pathogens on Grapevine Wood and Grape Chemistry
item Improved Fruit, Grape and Wine Products through Precision Agriculture and Quality Component Evaluation
item Improved Pest and Disease Control for Enhanced Woody Perennial Tree Crop and Grapevine Production
item Improvement of a Novel Plant-Based Deterrent Against Drosophila Suzukii
item Investigating Native Populations of Biocontrol Agents from PNW Vineyards towards Developing Region Specific Biocontrol for Grapevine Diseases
item Knowledge Based Tools for Exotic and Emerging Diseases of Small Fruit and Nursery Crops
item Large-scale Breeding and Evaluation of the Next Generation of Superior Rootstocks for Citrus Production in Regions with Huanglongbing (HLB)
item Measuring Grape Smoke Exposure Impact
item Model Based Evaluation of Grape Vineyard Exposure to Wildfire Smoke
item Molecular Resources for Enhanced Crop Biotechnology
item Monitoring of Insects Using Deep Learning and Automated Systems
item National Clean Plant Network
item Non Funded Cooperative Agreement Between Parlier Unified School District and the USDA-ARS
item Optimal Irrigation Initiation Time Based on Grape and Wine Composition and Quality
item Optimizing Water Use for Winegrapes with Sensor-controlled Subsurface Irrigation
item Pest Management for Spotted Wing-Drosophila - Area Wise Pest Managament
item Pest Management in Floriculture Crops Through Applications of Optical Sensing and Other Innovative Technologies
item Pilot Citrus Breeding Research Project at the USDA-ARS San Joaquin Valley Agricultural Sciences Center in Parlier, CA
item Predicting Smoke Exposure in Vineyards.
item Prevention of Obesity Related Metabolic Diseases by Bioactive Components of Food Processing Waste Byproducts and Mitigation of Food Allergies
item Professional Support for the 2024 Virtual Phytophthora Meeting, The Genus Phytophthora: Don't Change a Winning Concept
item Receptor Inference: A Novel IPM Technology for Managing Key Insect Pests of Vegetables in California (Corvallis)
item Resilient, Sustainable Production Strategies for Low-Input Environments
item Sensory Perception of Smoke Exposure-related Compounds in Wine
item Smoke Exposure Effects on Grape Berry Development and Metabolism
item Solutions to the Armillaria Root Rot Threat Affecting the U.S. Stone Fruit Industry
item Spotted Wing-drosophila Area Wide and Emerging Pests Project
item Spotted Wing-Drosophila Areawide Project
item Substrate-borne Vibrational Signals in Intraspecific Communication of the Blue-Green Sharpshooter
item Sustainable Management of Arthropod Pests in Horticultural Crops
item Sustainable Management of Arthropod Pests in Horticultural Crops
item Synergistic Combination of Polyphenolics with Probiotics for Enhanced Delivery, Persistence and Functionality of Probiotic Bacteria
item Taking Proof of Concept to Wide-scale Field Use: The OSU High-performance Dendrometer
item Testing Drought and Heat Mitigation Strategies for Vineyards
item The Yield-Quality Paradigm: Using Long-Term, Multi-Vineyard Data to Understand Yield Management into the Future
item Tracking Genetic Variants of Grapevine Leafroll-associated Virus 3 for Disease Prevention and Control in Pacific Northwest Vineyards
item Understanding the Onset of Systemic Infection of Red Blotch Virus & Phenotypic Studies of Grapevines Expressing a Red Blotch Virus Infectious Clone
item Updating and Enhancing Statistical Analysis Software for EPG of Arthropod Feeding
item Virome Associated with Common Grape Virus Diseases in the Pacific Northwest and the Development of New Detection Tools
item Water and Nutrient Management for Sustainable Production of Small Fruit and Nursery Crops
item Whole Genome Sequencing for Epidemiology, Population Structure, and Fungicide Resistance of Botrytis spp. in the Pacific Northwest