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Dr. Helen T. Kraus
Address:
Department of Horticultural Science
North Carolina State University
Raleigh, NC 27695-7609
Phone: 919.515.1208
Fax: 919.515.2505
Email: helen_kraus@ncsu.edu
Present position:
Assistant Professor of Horticultural Science
100% Teaching
Nursery Management (HS 411)
Nursery Production (HS 051)
Principles of Horticulture (HS 201)
Introduction to the Agriculture Institute (AGI 010)
Plant Nutrition (HS 451)
Education:
Degree
Institution
Year
Field
Ph. D.
North Carolina State University
1995
Horticultural Science
M. S.
North Carolina State University
1992
Horticultural Science
Minor: Environmental Ethics
B. S.
North Carolina State University
1989
Horticultural Science
Concentration in Ornamental Horticulture
Minor: Science, Technology and Society
Professional experience:
Date
Position
Institution
2009 - present Assistant Professor Horticultural Science, North Carolina State University 2004 - 2009 Lecturer Horticultural Science, North Carolina State University 2000 - 2004
Visiting Lecturer
Horticultural Science, North Carolina State University
1997 - 2000
Associate Extension Agent, Environmental Horticulture
Virginia Cooperative Extension, Virginia Tech University
1995 - 1997
Assistant Professor of Horticulture
Plant Science, Texas Tech University
Refereed Publications:
Tyler, H. H., S. L. Warren, T. E. Bilderback, and W. C. Fonteno.
1993. Composted poultry litter: I. Effect on physical and chemical
properties of a pine bark based substrate. J. Environmental Horticulture
11:131-136.
Tyler, H. H., S. L. Warren, T. E. Bilderback, and K. B. Perry. 1993.
Composted poultry litter: II. Effect on plant growth. J. Environmental
Horticulture 11:137 141.
Warren, S. L., T. E. Bilderback, and H. H. Tyler. 1995. Efficacy
of three nitrogen and phosphorus sources in container-grown azalea
production. J. Environmental Horticulture 13:147-151.
Tyler, H. H., S. L. Warren, and T. E. Bilderback. 1996. Cyclic irrigation
increases irrigation efficiency and ammonium retention. J. Environmental
Horticulture 14:194-198.
Tyler, H. H., S. L. Warren, and T. E. Bilderback. 1996. Reduced
leaching fractions improve irrigation application efficiency. J. Environmental
Horticulture 14:199-204.
Kraus, H.T. 1998. Effect of soil moisture and mulch on growth of
desert willow. HortTechnology 8:588-590.
Kraus, H. T., R. L. Mikkelsen, and S. L. Warren. 2000. Container
substrate temperatures affect mineralization of composts. HortScience
35:16-18.
Kraus, H. T. and S. L. Warren. 2000. Performance of turkey litter
compost as a slow-release fertilizer in containerized plant production.
HortScience 35:19-21.
Warren, S. L., T. E. Bilderback, and H. T. Kraus. 2001. Method of
fertilizer application affects nutrient losses of controlled-release
fertilizer. Acta Horticulturae 548:349-353.
H.T. Kraus, S.L. Warren, and C.E. Anderson. 2002. Nitrogen form affects growth, mineral nutrient content, and root anatomy of contoneaster and rudbeckia. HortScience 37:126-129.
H.T. Kraus and S.L. Warren. 2006. Nursery Production of Helleborus x hybridus: Management of Nitrogen and Substrate pH. J. Environ. Hort. 24(4):91-96.
Books:
