P. H. Henry Henry, P. H., Blazich, F. A., & Hinesley, L. E. (1992). Nitrogen nutrition of containerized eastern redcedar. I. Growth, mineral nutrient concentrations, and carbohydrate status. Journal of the American Society for Horticultural Science, 117(4), 563. Henry, P. H., Blazich, F. A., & Hinesley, L. E. (1992). Nitrogen nutrition of containerized eastern redcedar. II. Influence of stock plant fertility on adventitious rooting of stem cuttings. Journal of the American Society for Horticultural Science, 117(4), 568. Henry, P. H., Blazich, F. A., & Hinesley, L. E. (1992). Vegetative propagation of eastern redcedar by stem cuttings. HortScience, 27(12), 1272. Henry, P. H., & Blazich, F. A. (1990). Seed germination of Fraser fir: Timing of irradiation and involvement of phytochrome. Journal of the American Society for Horticultural Science, 115(2), 231. Henry, P. H., & Blazich, F. A. (1988). Influence of gibberellins4+7 on germination of Fraser fir. Journal of Environmental Horticulture, 6(3), 93.