leaf-analysis

• A Survey to Determine the Leaf Nitrogen Concentrations of 25 Landscape Tree Species

  Ed Perry and Gary W. Hickman

  • Arboriculture & Urban Forestry (AUF) May 2001, 27 (3) 152-159;
  • DOI: https://doi.org/10.48044/jauf.2001.017
• Correlating Foliar Nitrogen Levels with Growth in Two Landscape Tree Species

  Ed Perry and Gary W. Hickman

  • Arboriculture & Urban Forestry (AUF) May 1998, 24 (3) 149-153;
  • DOI: https://doi.org/10.48044/jauf.1998.019