Zinc deficiency in geranium leaves.

Root discoloration from lack of calcium.

Tipburn in lettuce.

• 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]

• Growth, Partitioning, and Nutrient and Carbohydrate Concentration of Petunia x hybrida Vilm. are Influenced by Altering Light, CO₂, and Fertility (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]

• 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]

• 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]

• Effects of Boron Deficiency on Geranium Grown under Different Nonphotoinhibitory Light Levels  (2009)
  [Summary][Full Paper]

• Sudden Substrate pH Decline  (2009) [Popular Press Article]
  
  

  Substrate Acidification by Geranium (Pelargonium x hortorum): Temperature Effects  (2008) [Summary][Full Paper] [Popular Press Article]

  Substrate Acidification by Geranium (Pelargonium x hortorum): Light Effects and Phosphorus Uptake (2008) [Summary][Full Paper] [Popular Press Article]

  Phosphorus Deficiency in Pelargonium: Effects on Nitrate and Ammonium Uptake and Acidity Generation (2010) [Summary][Full Paper]

• Interactive Effects of Elevated CO₂ and Ozone on Leaf Thermolerance in Field-grown Glycine max.  (2008)
  [Summary][Full Paper]

• Alleviation of Copper Toxicity in Arabidopsis thaliana by Silicon Addition to Hydroponic Solutions  (2008)
  [Summary][Full Paper]

• Analysis of Arsenic Uptake by Plant Species Selected for Growth in Northwest Ohio by ICP-OES  (2007)
  [Summary][Full Paper]

• Nutrient Deficiencies: What They Look Like  (2006)
  [Popular Press Article]

• Applied Nitrogen Concentration Affects Growth of Elatior Begonia and New Guinea Impatiens, and Susceptibility of Begonia to Grey Mold  (2007)
  [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]

• Exploring the Limits of Crop Productivity: Beyond the Limits of Tipburn in Lettuce  (2004)
  [Summary][Full Paper]

• Night Temperature has a Minimal Effect on Respiration and Growth in Rapidly Growing Plants  (2004)
  [Summary][Full Paper]