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Lewis W Smith
Animal Production and Protection

General Biological Science
Aquaculture and Animal Well-Being
lws@ars.usda.gov
Phone: (301) 504-5925
Fax: (301) 504-5467
Room 4-2168
5601 SUNNYSIDE AVENUE
GWCC-BLTSVL
BELTSVILLE, MD, 20705-5138

Program Teams
   Food Animal Production (101) (co-leader)
   Animal Well-Being & Stress Control Systems (105) (leader)
   Aquaculture (106) (leader)
   Rangeland, Pasture, and Forages (205)
   Manure and Byproduct Utilization (206)
   Integrated Farming Systems (207)

Projects (Appropriated | All ) 206 projects listed
item Risk Analysis and Post-Release Monitoring of Biological Control Agents of Saltcedar
item Biology and Control of Invasive Weeds in the Western Us
item Fate & Transport of Nutrients in Agricultural Systems As Affected by Soil & Nurtient Management
item Integrated Farm and Ranch Management Decision Support System (Ifarm Dss)
item Spectral and Spatial Measurements and Modeling to Improve Nutrient Management and Environmental Quality
item Soil Management Systems for the Responsible Use of Natural Resources
item Low Risk Management Strategies for Sustaining Range Beef Cattle Production Systems
item Sustainable Management of Forage-Livestock Systems in the Southern Plains
item Optimizing Nutrient Management to Sustain Agricultural Ecosystems and Protect Water Quality
item Rangeland Responses to Management and Global Change
item Management of Southeastern Grazinglands and Livestock to Optimize Small Farm Sustainability
item Crop and Soil Management Systems for Water Quality Protection and Agricultural Sustainability
item Irrigated Crop Management Utilizing Remote Sensing
item Meat Goat Finishing Systems for Appalachian Small Farms
item Soil Erosion, Sediment Yield and Decision Support Systems for Sustainable Water Management on Semiarid Rangeland Watersheds
item Developing Sustainable Crop and Animal Production Systems Suitable for the Southeast
item Biological Control of Rangeland Weeds
item Soil Erosion and Water Quality Management
item Air Quality Associated with Agricultural Operations (Sdl)
item Integrating Remote Sensing, Gps, and GIS for Precision Agriculture and Natural Resources Management
item Development of Models for Water Quality Management and Resource Assessments
item Managing Crop Production in Semi-Arid Climates with Variable Water Sources and Amounts
item Genomics and Bioinformatics Research in Catfish, Cotton, and Soybeans
item Integrated Crop, Pasture, Feed, and Manure Management Systems for Dairy Farms
item Integrated Forage, Crop, and Livestock Systems for Northern Great Plains
item Sustaining Rural Economies Through New Water Management Technologies
item Ecologically-Based Management of Selected Insects Associated with Corn
item Classical Biological Control for Invasive Eurasian Weeds in Grazing Lands and Natural Areas
item Optimizing Irrigation Management for Humid Climates
item Improved Nutrient Cycling with Perennial Forage Crops
item Improved Forages and Management Strategies for Phytoremediation and Water Quality Protection
item Improved Nitrogen and Phosphorus Acquisition and Use in Legumes
item Conservation Production Systems for Improved Profitability and Soil Quality
item Integration of Res. Info. into a Decision Support System for Resource Conservation & Water Quality
item Improving Stocker Production in Sustainable Grazing Systems
item Sheep Grazing-Rangeland Ecology Relationship
item Global Change and the Carbon Cycle on Western Rangelands
item Environmentally Friendly Forage-Livestock Systems for the Subtropical U.S.A.
item Pasture Based Beef Systems for Appalachia
item Management and Economics of Integrated Forage and Animal Production Systems
item Epidemiology and Management of Diseases of Grasses Grown for Seed
item Reduction of Swine Production Odor Through Nutrition and Microbiology
item Diverse Cropping Systems for the Northern Great Plains
item Irrigation Systems and Precision Mgmt Strategies to Conserve Water and Protect Water Quality
item Dryland Cropping Systems Management for the Central Great Plains
item Integration of Research Information into a Decision Support System for Resource Conservation Planning and Water Quality Protection
item Integration of Research Info into Decision Supportsystem for Resource Conservation & Water Quality
item Watershed Management Systems for Improved Water Quality in the Mississippi Delta
item Enhancing Soil-Water-Nutrient Processes in Southern Piedmont Pasture and Crop Systems
item Enhance Forage-Based Livestock Production Systems
item Improved Genetic Resources for Pacific Northwest Grass Seed and Wheat Production Systems
item Whole Farm Management of Animal Wastes and Other Agricultural Effluents
item Air Emissions from Animal Production Systems
item Characterization & Remediation of Potential Trace Element & Phosphate Risks from Contaminated Soils
item Development of Ecologically-Sound Pest, Water and Soil Management Strategies for Northern Great Plains Cropping Systems
item Enhance Forage-Based Livestock Production Systems
item Integrated Soil, Crop and Pest Management for Sustainable Agriculture
item Cropping Systems and Land Management in Dryland Pacific Northwest
item Forages for New Uses, Enhanced Quality, & Stress Tolerance Through Genomics and Genetic Improvement
item Atmospheric Impacts of Agricultural Management Practices
item Management and Economics of Integrated Forage and Animal Production Systems
item Pasture Based Beef Systems for Appalachia
item Environmentally Friendly Forage-Livestock Systems for the Subtropical U.S.A.
item Genetic Enhancement of Warm-Season Perennial Forage and Range Grasses
item Poisoning of Livestock by Various Larkspur Species(delphinium)
item Ameliorating Livestock Losses from Abortifacient and Teratogenic Plants
item The Toxicity of Pyrrolizidine Alkaloid-Containing Plants and Other Hepatotoxic and Neurotoxic Plants
item Sheep Grazing-Rangeland Ecology Relationship
item Improving Stocker Production in Sustainable Grazing Systems
item Reduction of Swine Production Odor Through Nutrition and Microbiology
item Improved Plants and Production Practices for Grasslands and Biomass Crops in the Mid-Continental Usa
item Development of Water Management Technology and Efficient Cropping Systems for the Mid South
item Astragalus and Oxytropis Poisoning in Livestock
item Rangeland Assessment, Management and Restoration
item Development and Utilization of Simple Sequence Repeat (Ssr) Molecular Markers for the Improvement of Alfalfa and Related Species
item Sustainable and Organic Management of Selected Fruits and Vegetables
item Low Risk Management Strategies for Sustaining Range Beef Cattle Production Systems
item Biodiversity Management in Northeastern Grazing Lands
item Development and Interpretation of Animal Well-Being Indicators to Assess Management Systems
item Management of Grassland and Pasture in Appalachia for Sustainable Forage and Livestock Production
item Sustainable Management of Forage-Livestock Systems in the Southern Plains
item Develop and Manage Forage Resources for a Sustainable Agriculture
item Integrated Forage, Crop, and Livestock Systems for Northern Great Plains
item Site and Time-Specific Crop, Tillage, and Nutrient Management for Sustainable Corn-Soybean Agroecosystems
item Improved Plant Genetic Resources for Pastures and Rangelands in the Temperate Semiarid Regions of the Western U.S.
item Genetic Enhancement and Management of Warm-Season Grass Species for Forage and Alternative Uses
item Develop Systems Technology for Economic Peanut Producti0n
item Germplasm Development for Southern Plains Agricultural and Rangeland Ecosystems
item Integrating Production and Conservation Practices to Maintain Grass Seed Farm Profits
item Sustainable Cropping Systems for the Northeast
item Sustainable Potato Cropping Systems for Irrigated Agriculture in the Pacific Northwest
item Comprehensive Manure Management for Improved Nutrient Utilization and Environmental Qualtiy
item Developing Sustainable Crop and Animal Production Systems Suitable for the Southeast
item Integrated Crop, Pasture, Feed, and Manure Management Systems for Dairy Farms
item Meat Goat Finishing Systems for Appalachian Small Farms
item Systems and Technologies for Sustainable Site-Specific Crop Management
item Enhanced Disease Resistance and Improved Methods of Plant Selection for Alfalfa and Other Legumes
item Genomics and Immunogenetics of Economically Important Traits of Poultry
item Efficient Nutrient Use in Manure-Amended Cropping Systems
item Long-Term Field Experiment to Evaluate Sustainability of Organic and Conventional Cropping Systems
item Management of Cover Crops for Enhancement of High Value Cropping Systems
item Plant and Animal Responses to Environment and Management
item Mechanistic Process-Level Crop Simulation Models for Research and on-Farm Decision Support
item Management of Southeastern Grazinglands and Livestock to Optimize Small Farm Sustainability
item Cover Cropping Practices to Improve Weed and Fertility Management in Organic Production Systems
item Integrated Weed Control and Revegetation of Temperate Desert Rangelands
item Comprehensive Systems for Managing Nutrient Flows and Gaseous Emissions in Relation to Dairy Manure
item Integrated Farm and Ranch Management Decision Support System (Ifarm Dss)
item Pathogen Transport and Dissemination from Manure
item Improved Animal Manure Treatment Methods for Enhanced Water Quality
item Animal Waste Management Research
item Mitigation of off-Flavors in Catfish Aquaculture Systems
item Benefits and Risks of Using Foundry Sand for Agricultural and Horticultural Applications
item Integrated Management of Fish Health by Multi-Disciplinary Approaches
item Ecologically Compatible Management Practices for Pacific Shellfish Production
item Control of Undesirable Microbes and off-Flavors in Aquaculture
item Detection, Survival, Transport and Reduction of Human Pathogens from Animal Manure
item Understanding Phosphorus Chemistry in Manure to Control Phosphorus Movement in the Environment
item Manure Treatments and Uses to Protect Soil-Water-Air Quality, Food Safety, and Improve Manure Value
item Preventing Pathogen Transport to Southern Piedmont Landscapes from Poultry Production Systems
item Development of Precision Agricultural Systems for Cotton Production
item Integrated Systems for Increasing Production Efficiency of Sheep
item Genetic Enhancement of Turfgrass Germplasm for Reduced Input Sustainability
item National Turfgrass Evaluation Program
item Tropical Aquaculture Feeds and Culture Technology Development Project Ii: Develop. of Shrimp Feeds
item Foundry Sand by-Product Utilization
item Physiological and Genomic Regulation of Ovarian Follicular Development in Beef Cattle
item Genetically Enhanced Fish Strains for the Utilization of Specialized Grain Diets in Aquaculture
item Improved Aquaculture Production Systems
item Identification and Characterization of Genes Affecting Cool and Cold Water Aquaculture Production
item Development of Bioinformatics Tools for Livestock
item Feed Ingredients from Fish Processing Wastes
item Utilizing Genetics for Enhancing Cool and Cold Water Aquaculture Production
item Development of Intensive Aquaculture Systems
item Host, Pathogen and Environmental Interactions in Cool and Cold Water Aquaculture
item Improving Aquaculture in the Mid Atlantic Highlands
item Conservation of Manure Nutrients & Odor Reduction in Swine and Cattle Confinement Facilities
item Development of An Efficient System for Production of Meat-Type Pigs in the Southern United States
item Management of Nutrients from Beef Feedlots to Protect the Environment
item Designing Forages with Improved Cell Wall Digestibility and Greater Intake Potential
item Improve Production Efficiency in Aquaculture
item Evaluation of Beef Cattle Germplasm for the Subtropics of the United States
item Improving Genetic Prediction of Economic Merit of Dairy Animals
item Identification and Manipulation of Genetic Factors to Enhance Disease Resistance in Dairy Cattle
item Identification, Validation and Fine-Mapping of Quantitative Trait Loci in Dairy Cattle
item Swine Germplasm Preservation, Propagation, and Embryo Developmental Competence
item Genetic Regulation of Feed Intake and Energy Balance in Poultry and Swine
item Physiological Regulation and Functional Genomics of Ruminant Nutrient Metabolism
item Endocrine and Immune Mechanisms Affecting Growth in Young Cattle
item Analysis of Sperm Storage Mechanisms in Poultry
item Proteomic Analysis of Factors Regulation Egg Production in the Hen
item Agroforestry Practices and Systems for Family Farms
item Alternative Mechanisms for Improving Ruminal Fermentation
item Genetic and Phenotypic Predictors of Gametogenesis in Beef Bulls and Swine
item Identify Cell Wall Factors Limiting Digestibility and Forage Utilization in Sustainable Dairy Farming
item Engineering and Production Strategies for Sustainable Marine Aquculture
item National Animal Germplasm Program (Nagp)
item Develop Beef Cattle Better Suited for Sustainable Production
item Functional Genomics of Dairy Production
item Identification and Characterization of Genetic Variation for Factors Affecting Fetal Survival and Litter Size in Swine
item Genetic Mapping in Cattle Based on Single Nucleotide Polymorphisms
item Identification and Validation of Economically Important Loci in Swine
item Discovery and Use of Quantitative Trait Loci for Genetic Improvement of Beef Cattle
item Genetic and Phenotypic Determinants of Litter Size in Swine
item Characterization and Use of Genetic Variation in Sheep
item Characterization and Efficient Use of Resources in Beef Production Systems
item Germplasm Evaluation and Conservation in Beef Cattle
item Development and Application of Genomic Technologies to Improve Beef Cattle, Swine, and Sheep
item Bioinformatics for Livestock
item Strategic Feeding to Optimize Nutrient Use and Reduce Environmental Impact of Cattle and Sheep
item Catfish Genetics, Breeding, and Physiology
item Cropping Systems Management to Promote Economic and Environmental Sustainability
item Improving the Production Efficiency and Sustainability of Morone Species Culture
item Development of Strategies to Minimize the Impact of Bird Predation on Aquaculture
item Functional Genomics of Growth and Development of Swine and Poultry
item Evaluation of Compounds and Strategies for Improving Aquatic Animal Health
item Developing Anaerobic Microbiological Processes for Swine Waste Management
item Research to Address Environmental Problems Faced by the U.S. Dairy Industry
item Environmental Impacts of Land Application of Papermill Byproducts
item Great Lakes Aquaculture Research
item Integrated Management Regimens That Minimize the Environmental Impact of Livestock Manure
item Interrelations of Livestock Manures and Safety of Food Crops
item Ecology and Management of Great Basin Rangelands
item Native and Other Perennial Warm-Season Grasses for Sustainable Farming Systems in the Southeastern Usa
item Role of the Adipose Tissue-Brain-Pituitary Axis in Growth and Reproduction
item Technologies for Management of Arid Rangelands
item Bioenergetic Criteria for Meat Animal Environmental Management
item Maximizing Protein Efficiency in Dairy Production
item Poultry Manure Management to Reduce Non-Point Source Phosphorus Pollution
item Occurrence and Dissemination of Manure-Borne Zoonotic Pathogens
item Completing An Expert System That Will Provide Site-Specific Nutritive Values for Feeds
item Strategies to Optimize Carcass Yield and Meat Quality of Red Meat Animals
item Strategies to Improve Efficiency of Nutrient Use and Minimize Nutrient Excretion by Swine
item Molecular Genetics and Host-Parasite Interactions of Fungal Pathogens of Forage Legumes and Grasses
item Optimizing Catfish/water Quality Interactions to Increase Catfish Production Efficiency
item Low-Input Forage Management Systems for Resource-Limited Livestock Producers
item Detection and Fate of Microorganisms in Poultry and Swine Wastes
item Nutritional & Environmental Management to Improve Quality & Production Efficiency of Poultry
item Utilization of Organic Waste to Improve Agricultural Systems and Environmental Quality
item Ethology of Food Producing Animals
item Coldwater Marine Finfish Genetic Improvement and Production
item Effective Management and Safe Use of Waste from Poultry and Swine Production
item Designing Forage Plants with Enhanced Value for Dairy Production, Profitability, and Sustainability
item Development of Improved Shellfish Culture Practices
item Assessing Nutrient Losses, Emissions, and Pathogen Transport from Manure Application and Animal Production Sites in the Western U.S.
item Genetic Improvement and Development of Shellfish Breeding Stocks for the Pacific Northwest
 
 
 
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