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Production Technologies
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Par-boiled rice hulls for use as perlite replacement
and silicon supply.

Measuring leaf temperature in pathogen-
exposed plants.

Scanning electron microscope image of
hydrogel particle.
Plant Nutrition and Health (71 articles)
Light, Temperature, and CO2 (31 articles)
Photosynthesis (7 articles)
Substrates (48 articles)
Spray Technology (9 articles)
Miscellaneous (5 articles)
 
Plant Nutrition and Health
  • Comparison of supplemental lighting from high-pressure sodium lamps or light-emitting diodes on morphology and nutrient uptake of greenhouse crops (2022)
    [Summary][Full Paper]
  • A meta-analysis of the combined effects of elevated carbon dioxide and chronic warming on plant %N, protein content and N-uptake rate (2021)   
    [Summary][Full Paper]
  • Silicon Modulates Expression of Pathogen Defense-related Genes During Alleviation of Copper Toxicity in Nicotiana tabacum (2021)
    [Summary][Full Paper]
  • Petunia (Petunia  x hybrida) Cultivars Vary in Silicon Accumulation and Distribution (2021)
    [Summary][Full Paper]
  • Elevated Carbon Dioxide and Chronic Warming Together Decrease Nitrogen Uptake Rate, Net Translocation, and Assimilation in Tomato (2021)
    [Summary][Full Paper]
  • Cauliflower mosaic virus P6 Inclusion Body Formation: A dynamic and Intricate Process (2021)
    [Summary][Full Paper]
  • Effects of Elevated Carbon Dioxide and Chronic Warming on Nitrogen (N)-Uptake Rate, -Assimilation, and -Concentration of Wheat (2020)
    [Summary][Full Paper]
  • Storage Procedures Affect pH, Electrical Conductivity, and Nutrient Concentrations of Pour-through Leachate from Pine Bark and Peatbased Substrates (2020)
    [Summary][Full Paper]
  • Salt Tolerance of Hydrangea Plants Varied among Species and Cultivar within a Species (2020)
    [Summary][Full Paper]
  • Morphological and Physiological Responses of Cornus alba to Salt and Drought Stresses under Greenhouse Conditions (2020)
    [Summary][Full Paper]
  • Effects of Electrical Conductivity, pH, and Foliar Application of Calcium Chloride on Yield and Tipburn of Lactuca sativa Grown Using the Nutrient–Film Technique (2020)
    [Summary][Full Paper]
  • Effect of Drought and Carbon Dioxide on Nutrient Uptake and Levels of Nutrient-uptake Proteins in Roots of Barley (2020)
    [Summary][Full Paper]
  • Dolomite and Micronutrient Fertilizer Affect Phosphorus Fate When Growing Crape Myrtle in Pine Bark (2020)
    [Summary][Full Paper]
  • Blue Radiation Interacts with Green Radiation to Influence Growth and Predominantly Controls Quality Attributes of Lettuce (2020)
    [Summary][Full Paper]
  • Timing of a Short-Term Reduction in Temperature and Irradiance Affects Growth and Flowering of Four Annual Bedding Plants (2019)
    [Summary][Full Paper]
  • Cold Hardiness of Grevillea in Western Oregon (2019)
    [Summary][Full Paper]
  • Silicon Alleviates Long-term Copper Toxicity and Influences Gene Expression in Nicotiana tabacum (2019)
    [Summary][Full Paper]
  • Dolomite and Micronutrient Fertilizer Affect Phosphorus Fate in Pine Bark Substrate used for Containerized Nursery Crop Production (2019)
    [Summary][Full Paper]
  • Comparison of Supplemental Lighting Provided by High-pressure Sodium Lamps or Light-emitting Diodes for the Propagation and Finishing of Bedding Plants in a Commercial Greenhouse (2019)
    [Summary][Full Paper]
  • Growth Response, Mineral Nutrition, and Water Utilization of Container-grown Woody Ornamentals Grown in Biochar-amended Pine Bark (2018)
    [Summary][Full Paper]
  • Radiation Intensity and Quality from Sole-source Light-emitting Diodes Affect Seedling Quality and Subsequent Flowering of Long-day Bedding Plant Species (2018)
    [Summary][Full Paper]
  • Responses of Marigold Cultivars to Saline Water Irrigation (2018)
    [Summary][Full Paper]
  • Short-term Reductions in Irradiance and Temperature Minimally Affect Growth and Development of Five Floriculture Species (2018)
    [Summary][Full Paper]
  • Effects of Drought on Nutrient Uptake and the Levels of Nutrient-Uptake Proteins in Roots of Drought-Sensitive and -Tolerant Grasses (2018)
    [Summary][Full Paper]
  • Silicon Accumulation and Distribution in Petunia and Sunflower Grown in a Rice Hull-amended Substrate (2018)
    [Summary][Full Paper]
  • Irrigation Water Acidification to Neutralize Alkalinity for Nursery Crop Production: Substrate pH, Electrical Conductivity, Nutrient Concentrations, and Plant Nutrition and Growth (2017)
    [Summary][Full Paper]
  • High Rates of Gasified Rice Hull Biochar Affect Geranium and Tomato Growth in a Soilless Substrate
    [Summary][Full Paper]
  • Elevated CO2 Plus Chronic Warming Reduce Nitrogen Uptake and Levels or Activities of Nitrogen-uptake and -Assimilatory Proteins in Tomato Root (2017)
    [Summary][Full Paper]
  • Effect of Rice Hull Mulch on Nutrient Concentration of Fertilized Irrigation Water (2017)
    [Summary][Full Paper]
  • Light Intensity and Quality from Sole-source Light-emitting Diodes Impact Growth, Morphology, and Nutrient Content of Brassica Microgreens (2016)
    [Summary][Full Paper]
  • Dolomitic Lime Amendment Affects Pine Bark Substrate pH, Nutrient Availability, and Plant Growth A Review (2016)
    [Summary][Full Paper]
  • Micronutrient Availability from Steel slag Amendment in Peatmoss Substrates (2015)
    [Summary][Full Paper]
  • Substrate pH and Butterfly Bush Response to Dolomitic Lime or Steel Slag Amendment (2015)
    [Summary][Full Paper]
  • Sample Container and Storage Temperature for Paclobutrazol Monitoring in Irrigation Water (2015)
    [Summary][Full Paper]
  • Continuing Assessment of the 5-Day Sodium Carbonate- Ammonium Nitrate Extraction Assay as an Indicator Test for Silicon Fertilizers (2015)
    [Summary][Full Paper]
  • Mean Daily Temperature Regulates Plant Quality Attributes of Annual Ornamental Plants (2014)
    [Summary] [Full Paper]
  • Effect of Biochar Type on Macronutrient Retention and Release from Soilless Substrate (2013)
    [Summary] [Full Paper]
  • Gasified Rice Hull Biochar Affects Nutrition and Growth of Horticultural Crops in Container Substrates (2013)
    [Summary] [Full Paper]
  • Fertilizer Applications for Container-Grown Ornamental Tree Production (2013)
    [Summary] [Full Paper]
  • Gasified Rice Hull Biochar is a Source of Phosphorus and Potassium for Container-Grown Plants (2013)
    [Summary][Full Paper]
  • Biochar Affects Macronutrient Leaching from a Soilless Substrate (2012)
    [Summary][Full Paper]
  • Differential Response of Liverwort (Marchantia polymorpha) Tissue to POST-Applied Quinoclamine (2011)
    [Summary] [Full Paper]
  • Seedling geranium response to nitrogen deprivation and subsequent recovery in hydroponic culture (2011)
    [Summary][Full Paper]
  • Silicon Differentially Influences Copper Toxicity Response in Silicon-accumulator and Non-accumulator Species (2011)
    [Summary][Full Paper]
  • Elevated CO2 Affects Plant Responses to Variation in Boron Availability (2011)
    [Summary][Full Paper]
  • Characterization of Nutrient Disorders of Lilium longiflorum 'Nellie White' and Lilium Hybrid 'Brunello' (2011)
    [Summary][Full Paper]
  • Nutrient Disorder Symptomology and Foliar Concentrations of Clerodendrum thomsoniae (2011)
    [Summary][Full Paper]
  • Characterization of Nutrient Disorders of Primula acaulis 'Danova Rose' (2011)
    [Summary][Full Paper]
  • Characterization of Nutrient Disorders of Pericallis x hybrida 'Jester Pure Blue' (2011)
    [Summary][Full Paper]
  • Characterization of Nutrient Disorders of Pot Rose 'Karina Parade' (2011)
    [Summary][Full Paper]
  • Incidence of Boron Deficiency in Bedding Plants Caused by Drought Stress or Abscisic Acid Application (2011)
    [Summary][Full Paper]
  • Boron Distribution and the Effect of Lime on Boron Uptake by Pansy, Petunia and Gerbera Plants (2011)
    [Summary][Full Paper]
  • Growth, Partitioning, and Nutrient and Carbohydrate Concentration of Petunia x hybrida Vilm. are Influenced by Altering Light, CO2, and Fertility (2011)
    [Summary][Full Paper]
  • Growth, Flowering, and Cold Hardiness of Rockrose in Western Oregon (2010)
    [Summary][FullPaper]
  • Characterization of Calcium and Boron Deficiency and the Effects of Temporal Disruption of Calcium and Boron Supply on Pansy, Petunia, and Gerbera Plugs (2009)
    [Summary][Full Paper]
  • Gerbera Leaf Tissue Nutrient Sufficiency Ranges by Chronological Age (2009)
    [Summary][Full Paper]
  • Characterization of Nutrient Disorders of Gerbera Hybrid 'Festival Light Eye Pink' (2009)
    [Summary][Full Paper]
  • Influence of Silicon on Resistance of Zinniaelegans to Myzus persicae (2009)
    [Summary][Full Paper]
  • Alleviation of Copper Toxicity in Arabidopsis thaliana by Silicon Addition to Hydroponic Solutions (2008)
    [Summary][Full Paper]
  • Using Leaf Temperature to Detect Root Rot Stress in Geranium (2007)
    [Summary][Full Paper]
  • Applied Nitrogen Concentration Affects Growth of Elatior Begonia and New Guinea Impatiens, and Susceptibility of Begonia to Grey Mold (2007)
    [Summary][Full Paper]
  • Exploring the Limits of Crop Productivity: Beyond the Limits of Tipburn in Lettuce (2004)
    [Summary][Full Paper]
 
Light, Temperature, and CO2
  • Optimization of spatial lighting uniformity using nonplanar arrays and photosynthetic photon flux density modulation (2022)   
    [Summary][Full Paper]
  • Response of hydroponic baby leaf greens to LED and HPS supplemental lighting (2022)  
    [Summary][Full Paper]
  • Comparison of supplemental lighting from high-pressure sodium lamps or light-emitting diodes on morphology and nutrient uptake of greenhouse crops (2022)  
    [Summary][Full Paper]
  • Photosynthetic responses of greenhouse ornamentals to interaction of irradiance, carbon dioxide concentration, and temperature (2022)  
    [Summary][Full Paper]
  • Modeling natural light availability in skyscraper farms (2021)  
    [Summary][Full Paper]
  • A meta-analysis of the combined effects of elevated carbon dioxide and chronic warming on plant %N, protein content and N-uptake rate (2021)   
    [Summary][Full Paper]
  • Lower Temperature Influences Cauliflower mosaic virus Systemic Infection (2021)
    [Summary][Full Paper]
  • Elevated Carbon Dioxide and Chronic Warming Together Decrease Nitrogen Uptake Rate, Net Translocation, and Assimilation in Tomato (2021)
    [Summary][Full Paper]
  • Effects of Elevated Carbon Dioxide and Chronic Warming on Nitrogen (N)-Uptake Rate, -Assimilation, and -Concentration of Wheat (2020)
    [Summary][Full Paper]
  • Effect of Drought and Carbon Dioxide on Nutrient Uptake and Levels of Nutrient-uptake Proteins in Roots of Barley (2020)
    [Summary][Full Paper]
  • Blue Radiation Interacts with Green Radiation to Influence Growth and Predominantly Controls Quality Attributes of Lettuce (2020)
    [Summary][Full Paper]
  • Timing of a Short-Term Reduction in Temperature and Irradiance Affects Growth and Flowering of Four Annual Bedding Plants (2019)
    [Summary][Full Paper]
  • Comparison of Supplemental Lighting Provided by High-pressure Sodium Lamps or Light-emitting Diodes for the Propagation and Finishing of Bedding Plants in a Commercial Greenhouse (2019)
    [Summary][Full Paper]
  • Radiation Intensity and Quality from Sole-source Light-emitting Diodes Affect Seedling Quality and Subsequent Flowering of Long-day Bedding Plant Species (2018)
    [Summary][Full Paper]
  • Short-term Reductions in Irradiance and Temperature Minimally Affect Growth and Development of Five Floriculture Species (2018)
    [Summary][Full Paper]
  • Elevated CO2 Plus Chronic Warming Reduce Nitrogen Uptake and Levels or Activities of Nitrogen-uptake and -Assimilatory Proteins in Tomato Root (2017)
    [Summary][Full Paper]
  • Light Intensity and Quality from Sole-source Light-emitting Diodes Impact Growth, Morphology, and Nutrient Content of Brassica Microgreens (2016)
    [Summary][Full Paper]
  • Light Intensity and Quality from Sole-source Light-emitting Diodes Impact Growth, Morphology, and Nutrient Content of Brassica Microgreens (2016)
    [Summary][Full Paper]
  • Mean Daily Temperature Regulates Plant Quality Attributes of Annual Ornamental Plants (2014)
    [Summary] [Full Paper]
  • Using Flowering and Heat-Loss Models for Improving Greenhouse Energy-Use Efficiency in Annual Bedding Plant Production (2012)
    [Summary] [Full Paper]
  • Long-Term Effects of Short-Term Ultraviolet Light Exposure on Greenhouse Seedlings (2011)
    [Poster Presentation]
  • Elevating Carbon Dioxide in a Commercial Greenhouse Reduced Overall Fuel Carbon Consumption and Production Cost When Used in Conjunction with Cool Temperatures for Lettuce Production (2011)
    [Summary][Full Paper]
  • Elevated CO2 Affects Plant Responses to Variation in Boron Availability (2011)
    [Summary][Full Paper]
  • Energy-Efficient Greenhouse Production of Petunia and Tagetes by Manipulation of Temperature and Photosynthetic Daily Light Integral (2011)
    [Summary][Full Paper]
  • Growth, Partitioning, and Nutrient and Carbohydrate Concentration of Petunia x hybrida Vilm. are Influenced by Altering Light, CO2, and Fertility (2011)
    [Summary][Full Paper]
  • Rethinking Acclimation of Growth and Maintenance Respiration of Tomato in Elevated CO2: Effects of a Sudden Change in Light at Different Temperatures (2007)
    [Summary][Full Paper]
  • Night Temperature has a Minimal Effect on Respiration and Growth in Rapidly Growing Plants  (2004)
    [Summary][Full Paper]
  • Rice: Characterizing the Environmental Response of a Gibberellic Acid-Deficient Rice for Use as a Model Crop (2004)
    [Summary][Full Paper]
 
Photosynthesis
  • Optimization of spatial lighting uniformity using nonplanar arrays and photosynthetic photon flux density modulation (2022)
    [Summary][Full Paper]
  • Photosynthetic responses of greenhouse ornamentals to interaction of irradiance, carbon dioxide concentration, and temperature (2022)
    [Summary][Full Paper]
  • Photosynthesis, Growth, and Water Use of Hydrangea paniculata ‘Silver Dollar’ Using a Physiological‑based or a Substrate Physical Properties‑based Irrigation Schedule and a Biochar Substrate Amendment (2020)
    [Summary][Full Paper]
  • A Model of Canopy Photosynthesis Incorporating Protein Distribution Through the Canopy and Its Acclimation to Light, Temperature and CO2 (2010)
    [Summary][Full Paper]
  • Consideration for Accurate Whole Plant Photosynthesis Measurement (2008)
    [Summary][Full Paper]
  • Acclimation of Plant Populations to Shade: Photosynthesis, Respiration, and Carbon Use Efficiency (2005)
    [Summary][Full Paper]
  • Real-Time Imaging of Ground Cover: Relationships with Radiation Capture, Canopy Photosynthesis, and Daily Growth Rate (2004)
    [Summary][Full Paper]
 
Substrates
  • The pour-through procedure for monitoring container substrate chemical properties: a review (2021)
    [Summary][Full Paper]
  • Substrate stratification: Layering unique substrates within a container increases resource efficiency without impacting growth of shrub rose (2021)
    [Summary][Full Paper]
  • Soilless substrate science: a North American needs assessment to steer soilless substrate research into the future (2021)
    [Summary][Full Paper]
  • Relationship between particle size summation curves and the moisture characteristic curve for soilless substrates (2021)
    [Summary][Full Paper]
  • Storage Procedures Affect pH, Electrical Conductivity, and Nutrient Concentrations of Pour-through Leachate from Pine Bark and Peatbased Substrates (2020)
    [Summary][Full Paper]
  • Photosynthesis, Growth, and Water Use of Hydrangea paniculata ‘Silver Dollar’ Using a Physiological‑based or a Substrate Physical Properties‑based Irrigation Schedule and a Biochar Substrate Amendment (2020)
    [Summary][Full Paper]
  • Optimizing Substrate Available Water and Coir Amendment Rate in Pine Bark Substrates (2020)
    [Summary][Full Paper]
  • Dolomite and Micronutrient Fertilizer Affect Phosphorus Fate When Growing Crape Myrtle in Pine Bark (2020)
    [Summary][Full Paper]
  • Water and Air Relations in Propagation Substrates (2019)
    [Summary][Full Paper]
  • Dolomite and Micronutrient Fertilizer Affect Phosphorus Fate in Pine Bark Substrate used for Containerized Nursery Crop Production (2019)
    [Summary][Full Paper]
  • Evaluating On-demand Irrigation Systems for Container-grown Woody Plants Grown in Biochar-amended Pine Bark (2018)
    [Summary][Full Paper]
  • Growth Response, Mineral Nutrition, and Water Utilization of Container-grown Woody Ornamentals Grown in Biochar-amended Pine Bark (2018)
    [Summary][Full Paper]
  • Influence of Substrate Physical Properties on Container Weed Germination (2018)
    [Summary][Full Paper]
  • Initial Substrate Moisture Content and Storage Temperature Affect Chemical Properties of Bagged Substrates Containing Poultry Litter Fertilizer (2018)
    [Summary][Full Paper]
  • Integrating Moisture Characteristic Curves with Gravimetric Data in the Management of Substrate Moisture Content for Annual Vinca (2018)
    [Summary][Full Paper]
  • Lime Rate Affects Substrate pH and Container-grown Birch Trees (2018)
    [Summary][Full Paper]
  • Physical and Hydraulic Properties of Commercial Pine-bark Substrate Products Used in Production of Containerized Crops (2018)
    [Summary][Full Paper]
  • Pyrolysis Temperature and Heating Time Affect Rice Hull Biochar Properties (2018)
    [Summary][Full Paper]
  • Silicon Accumulation and Distribution in Petunia and Sunflower Grown in a Rice Hull-amended Substrate (2018)
    [Summary][Full Paper]
  • Irrigation Water Acidification to Neutralize Alkalinity for Nursery Crop Production: Substrate pH, Electrical Conductivity, Nutrient Concentrations, and Plant Nutrition and Growth (2017)
    [Summary][Full Paper]
  • High Rates of Gasified Rice Hull Biochar Affect Geranium and Tomato Growth in a Soilless Substrate (2017)
    [Summary][Full Paper]
  • Effect of Rice Hull Mulch on Nutrient Concentration of Fertilized Irrigation Water (2017)
    [Summary][Full Paper]
  • Rice Hull Mulch Affects Germination of Bittercress and Creeping Woodsorrel in Container Plant Culture(2016)
    [Summary][Full Paper]
  • Dolomitic Lime Amendment Affects Pine Bark Substrate pH, Nutrient Availability, and Plant Growth A Review (2016)
    [Summary][Full Paper]
  • Micronutrient Availability from Steel slag Amendment in Peatmoss Substrates (2015)
    [Summary][Full Paper]
  • Substrate pH and Butterfly Bush Response to Dolomitic Lime or Steel Slag Amendment (2015)
    [Summary][Full Paper]
  • Influence of Pine Bark Particle Size and pH on Cation Exchange Capacity (2014)
    [Summary] [Full Paper]
  • Effect of Biochar Type on Macronutrient Retention and Release from Soilless Substrate (2013)
    [Summary] [Full Paper]
  • Gasified Rice Hull Biochar Affects Nutrition and Growth of Horticultural Crops in Container Substrates (2013)
    [Summary] [Full Paper]
  • Change in Physical Properties of Pine Bark and Switchgrass Substrates Over Time (2012)
    [Summary] [Full Paper]
  • Substituting Pine Wood for Pine Bark Affects Physical Properties of Nursery Substrates (2012)
    [Summary] [Full Paper]
  • Use of Ground Wheat Straw in Container Nursery Substrates to Overwinter Daylily Divisions (2012)
    [Summary] [Full Paper]
  • Effect of Volumetric Water Content and Clover (Trifolium incarnatum) on the Survival of Escherichia coli O157:H7 in a Soil Matrix (2012)
    [Summary] [Full Paper]
  •  Biochar Affects Macronutrient Leaching from a Soilless Substrate (2012)
    [Summary][Full Paper]
  • Influence of Pumice and Plants Roots on Substrate Physical Properties Over Time (2011)
    [Summary] [Full Paper]
  • Use of Ground Miscanthus Straw in Container Nursery Substrates (2011)
    [Summary][Full Paper]
  • Impact of Composted Dairy Manure on pH Management and Physical Properties of Soilless Substrate (2011)
    [Summary][Full Paper]
  • Modification of Switchgrass Substrate pH Using Compost, Peatmoss, and Elemental Sulfur (2010)
    [Summary][Full Paper]
  • Polyacrylamide Hydrogel Properties for Horticultural Applications  (2010)
    [Summary][Full Paper]
  • Comparison of Irrigation, Leachate, and Tree Growth Between Soilless and Coal Ash Based Media (2009)
    [Summary][Full Paper]
  • Evaluating Performance and Stability of Polyethylene Terephthalate (PET) and Cellulose Polymer as Soilless Mix Components (2009)
    [Summary][Full Paper]
  • Investigation of Drainage and Plant Growth from Nursery Container Substrate (2007)
    [Summary][Full Paper]
  • Improving Growth of Calibrachoa x hybrid (Cerv.) in Hanging Flower Pouches (2007)
    [Summary][Full Paper]
  • Performance and Theoretical Advantages of Polyacrylamide Hydrogel (2005)
    [Summary][Full Paper]
  • Suppression of Botrytis of Begonia by Trichoderma hamatum 382 in Peat and Compost-Amended Potting Mixes (2005)
    [Summary][Full Paper]
 
Spray Technology
  • Efficacy of Preemergence Herbicides Over Time (2019)
    [Summary][Full Paper]
  • Sample Container and Storage Temperature for Paclobutrazol Monitoring in Irrigation Water (2015)
    [Summary][Full Paper]
  • Fate of Pre-emergence Herbicide Applications Sprayed Through Containerized Hydrangea Canopies (2012)
    [Summary] [Full Paper]
  • Optimal Spray Application Rates for Ornamental Nursery Liner Production (2011)
    [Summary] [Full Paper]
  • Distribution of Chemical and Microbial Pesticides Delivered Through Irrigation Systems (2011)

    [Summary][Book Chapter]

  • Control of Butterfly Bush with Postemergence Herbicides (2010)
    [Summary][Full Paper]
  • Evaporation and Coverage Area of Pesticide Droplets on Hairy and Waxy Leaves (2009)
    [Summary][Full Paper]
  • Delivery of Chemical and Microbial Pesticides from Drip Irrigation Emitters (2009)
    [Summary][Full Paper]
  • Comparing Greenhouse Handgun Delivery to Poinsettias by Spray Volume and Quality (2008)
    [Summary][Full Paper]
 
Miscellaneous
  • Research Priorities of the Environmental Horticultural Industry Founded through Consensus (2019)
    [Summary][Full Paper]
  • New Technology Development In Water Treatment(2016)
    [Summary][Full Paper]
  • Developing Moisture Characteristic Curves and Their Descriptive Functions at Low Tensions for Soilless Substrates (2010)
    [Summary][Full Paper]
  • Virtual Grower: Software to Calculate Heating Costs of Greenhouse Production in the U.S.  (2010)
    [Summary][Full Paper]
  • Target Region Amplification Polymorphism (TRAP) as a Tool for Detecting Genetic Variation in Genus Pelargonium  (2007)
    [Summary][Full Paper]