College of Agricultural, Human, and Natural Resource Sciences

Department of Horticulture

Preston K. Andrews

Associate Scientist/Associate Professor
(WSU faculty member since 1990)

Areas of Interest

  • Pomology and the biology of fruit crops
  • Sustainable and organic production of perennial fruit crops
  • Health benefits of fruit consumption

Educational Background

  • Ph.D., Horticulture, Washington State University
  • M.S., Horticulture, Washington State University
  • B.Sc., Crop Science, California State Polytechnic University, San Luis Obispo

Work and International Experiences

  • Visiting Scientist, Institute of Grasslands & Environmental Research, Wales; Rothamsted Research, England, 1998-1999
  • Research Fellow, Department of Horticultural Science, Massey University, Palmerston North, New Zealand, 1988-1990
  • Research Scientist, Campbell Institute for Research & Technology, 1984-1987

Honors and Awards

Teaching Responsibilities

  • HORT 310, Pomology
  • HORT 421/521, Fruit Crops Management
  • HORT 425, Trends in Horticulture (capstone)

Program Personnel

  • Colleen Sanders, M.S. Agriculture (2014-present)

Selected Publications

Andrews PK. 2013. Are organic foods safer or healthier? Annals of Internal Medicine 158(4): 295-296. (doi:10.7326/0003-4819-158-4-201302190-00015).

Cuthbertson D, Andrews P, Reganold J, Davies N, Lange B. 2012. Utility of metabolomics toward assessing the metabolic basis of quality traits in apple fruit.  J Agric Food Chem 60: 8552-8560 (

Syamaladevi R, Andrews P, Davies N, Walters T, Sablani S. 2012. Storage effects on anthocyanins, phenolics and antioxidant activity of thermally processed conventional and organic blueberries. J Sci Food Agric 92: 916-924

Syamaladevi R, Insan S, Dhawan S, Andrews P, Sablani S. 2012. Physicochemical properties of encapsulated red raspberry (Rubus idaeus) powder: Influence of high-pressure homogenization. Drying Technology 30: 484-493

Vega-Villa K, Remsberg C, Takemoto J, Ohgami Y, Yáñez J, Andrews P, Davies N. 2011. Stereospecific pharmacokinetics of racemic homoeriodictyol, isosakuranetin, and taxifolin in rats and their disposition in fruit. Chirality 23: 339-348.

Reganold J, Andrews P, Reeve J, Carpenter-Boggs L, Schadt C, Alldredge JR, Ross C, Davies N, Zhou J. 2010. Fruit and soil quality of organic and conventional strawberry agroecosystems. PLoS ONE 5(9): e12346

Sablani S, Andrews P, Davies N, Walters T, Saez H, Syamaladevi R,Mohekar P. 2010. Effect of thermal treatments on phytochemicals in conventionally and organically grown berries. J Sci Food Agric 90: 769-778

Vega-Villa, K.R., C.M. Remsberg CM, Y. Ohgami, J.A. Yáñez, J.K. Takemoto, P.K. Andrews, and N.M. Davies NM. 2009. Stereospecific high-performance liquid chromatography of taxifolin, applications in pharmacokinetics, and determination in tu fu ling (Rhizoma smilacis glabrae) and apple (Malus x domestica). Biomedical Chromatography 23: 638-646.

Yáñez J.A., C.M. Remsberg, N.D. Miranda, K.R. Vega-Villa, P.K. Andrews, and N.M. Davies. 2008. Pharmacokinetics of selected chiral flavonoids: Hesperetin, naringenin, and eriodictyol in rats and their disposition in fruit juices. Biopharmaceutics & Drug Disposition 29(2): 63-82.

Yáñez, J.A., P.K. Andrews, and N.M. Davies. 2007. Methods of analysis and separation of chiral flavonoids. Journal of Chromatography B 848: 159-181.

Chong, S.T. and  P.K. Andrews. 2006. The  relationship of dwarfing and IAA oxidase activity in sweet cherry (Prunus avium L.) rootstocks.  J. Tropical Agriculture & Food Science 34: 211-217.

Preston Andrews

Office: Johnson Hall 155E
Phone: 509.335.3603


Department of Horticulture, PO Box 646414, Washington State University, Pullman, WA 99164-6414, 509-335-9502, Contact Us
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