
Education:
- Ph.D. in Horticulture/Pomology. 2005. Cornell University. Ithaca, NY.
- M.S. in Horticulture/Pomology. 1988. Beijing (China) Agricultural University. Beijing, China.
- B.S. in Horticulture/Pomology. 1985. Beijing (China) Agricultural University. Beijing, China.
Employment History:
- Professor of Horticulture/Extension Fruit Specialist: 7/2021- Dept. Plant and Environment Sciences, Sustainable Agriculture Science Center at Alcalde, NMSU.
- Associate Professor of Horticulture/Extension Fruit Specialist: 7/2016- 6/2021. Dept. Plant and Environment Sciences, Sustainable Agriculture Science Center at Alcalde.
- Assistant Professor of Horticulture/Extension Fruit Specialist: 1/2010- 6/2016. Dept. Plant and Environment Sciences, Sustainable Agriculture Science Center at Alcalde, NMSU.
- Research Fellow of Horticulture: 8/2006- 12/2009: Department of Horticulture, North Central Research and Outreach Center, University of Minnesota.
- Research Supporting Specialist: 8/2005-6/2006. Department of Agronomy and Soil Science, Cornell University.
- Graduate Research Assistant: 6/2001-7/2005. Department of Horticulture, Cornell University.
- Research Scientist: 7/1988- 5/2001. Shandong Institute of Pomology. Tai’an, Shandong, China.
Professional Associations:
Member of the American Society for Horticultural Science since 2003.
Member of the International Society for Horticultural Science
Member of the American Pomological Society
Member of the NM Extension Specialist Association
Honors and Awards:
- 2024 chair of NMSU “John” Kaichiro and Tome Nakayama endowed Professor, Excellence in Research.
- 2023 NMSU ACES Mobley Family Endowed Distinguished Research Award.
- 2022 Commercial Horticulture (CHEX) Distinguished Achievement Award, American Society for Horticultural Science-Commercial Horticulture.
- Team award: the 2015 national winner of the Experiment Station Section Excellence in Multistate Research Award for NC140- Improving Economic and Environmental Sustainability in Tree-Fruit Production through Changes in Rootstock Use.
- Keynote speaker for the 4th, 5th and 6th International Jujube Symposium at Istanbul, Turkey (08/2018), Baoding, China (09/2021) and Bucharest, Romania (09/2023), respectively.
- 2024 ASHS Outstanding Education Materials Award-Outstanding Leaflet Award for the extension publication: Jujube, Chinese date in New Mexico. American Society for Horticultural Science Extension Division.
- 2023 ASHS Outstanding Education Materials Award-Outstanding Website Award, for NMSU jujube website. American Society for Horticultural Science Extension Division.
- 2022 ASHS Outstanding Education Materials Award-Outstanding Leaflet Award, for the extension publication: Fruit tree freeze and frost damage and its management. American Society for Horticultural Science Extension Division.
- Arthur Boller Research Grant, Cornell University (2003 and 2004).
- Young Scientist Award in Science and Technology from Tai-an City, Shandong Province, China, 2002.
- Excellent project award, Shandong Science and Technology Committee, Shandong Province, China, 1999.
- Scholarship from China Scholarship Council (1998, study for one year in Canada).
- Outstanding research paper award, Chinese Society for Horticultural Science, 1991.
Service:
- As Chair, hosted the NC140 (fruit tree rootstock group) annual meeting from Nov 5-8, 2024 at Santa Fe, NM.
- PES Awards committee (2020- present), Chair (July 2020-July 2022).
- ACES Awards Committee, Committee Member, approximately 20 hours spent per year (July 2021 – present).
- American Pomological Society, Advisory Committee, (August 2016 – present).
- ASHS Outstanding Researcher Award Selection Committee, Chair (August 2023/Sept 2024), member (August 2021 – July 2023).
- ASHS Scholarship Awards Committee, Committee Chair (August 2022 – August 2023), member (August 2020-July 2023).
- ASHS Screening Committee for Publication Awards/ fruit Publication Award, (August 2019 – August 2022).
- ASHS Screening Committee for Publication Awards/ Cross-Commodity Publication Award, (August 2018 – August 2021).
- ASHS Working Group of Asian Horticulture (WGAH), Chair (2015/2016), Chair-elect (2014/2015) and secretary (2013/2014).
- MDPI Plants, Guest Editor for Special Issue: Advances in Jujube Research. (October 2022 – August 2023).
Selected Publications:
- Satterlee, J., Alonso, D., Gramazio, P., Jenike, K., He, J., Arrones, A., Villanueva, G., Plazas, M., Ramakrishnan, S., Benoit, M., Gentile, L., Hendelman, A., Shohat, H., Fitzgerald, B., Robitaille, G., Green, Y., Swartwood, K., Passalacqua, M., Gagnon, E., Hilgenhof, R., Huggins, T., Eizenga, G., Gur, A., Rutten, T., Stein, N., Yao, S., Poncet, A., Bellot, C., Frary, A., Knapp, S., Bendahmane, M., Sarkinen, T., Gillis, J., Van Eck, J., Schatz, M., Eshed, Y., Prohens, J., Vilanova, S., Lippman, Z. (2024). Convergent evolution of plant pricles by repeated gene co-option over deep time. Science, 385(514),a also the cover page. https://doi.org/10.1126/science.ado1663
- Yao, S. (2024). Jujube cultivar registration. HortScience, 59(8), 1253-1256 for jujube part., In David Karp and Ksenija Gasic (co-editors), Register of New fruit and nut cultivars list 52 (jujube). HortScience, 59(8), 1220-1292. (each fruit species has its own author(s) and I did the jujube part). https://doi.org/10.21273/HORTSCI18040-24
- Sapkota, D., D. Zhang, S. Park, L. Meinhardt, D. Lozada, R. Steiner, and S. Yao. 2024. Genetic diversity and population structure of jujube cultivars in the United States revealed by single nucleotide polymorphism markers. J. Amer. Soc. Hort Sci. 149:107-120. https://doi.org/10.21273/JASHS05370-23
- Yao, S., D. Sapkota, J. Hungerford, and R. Kersten. 2023. Jujube fruit metabolomic profiles reveal cultivar differences and function as cultivar fingerprints. Plants, 2023, 12, 2313. https://doi.org/10.3390/plants12122313
- Sapkota, D., D. Zhang, S. Park, L. Meinhardt and S. Yao. 2023. Genotyping of jujube (ziziphus spp.) germplasm in New Mexico and Southwestern Texas. Plants, 2023, 12, 2405. https://doi.org/10.3390/plants12132405
- Sapkota, G., E. Delgado, D. VanLeeuwen, F. O. Holguin, N. Flores and S. Yao. 2023. Preservation of Phenols, Antioxidant Activity, and Cyclic Adenosine Monophosphate in Jujube (Ziziphus jujuba Mill.) Fruits with Different Drying Methods. Plants, 2023, 12, 1804. https://doi.org/10.3390/plants12091804
- Sapkota, G., Delgado, E., VanLeeuwen, D.F., Holguin, O., Flores, N., Heyduck, R., Yao, S. 2023. Dynamics of nutrients in jujube (Ziziphus jujuba Mill.) at different maturity stages, cultivars, and locations in the southwest United States. HortScience. 58: 155-163. https://doi.org/10.21273/HORTSCI16880-22
- Bradshaw, T., W. Autio, S. Blatt, J. Clements, T. Einhorn, R. Elkins, E. Fallahi, P. Francescatto, J. Lordan, I. Minas, G. Peck, T. Robinson, and S. Yao. 2023. Performance of Modi apple trees on several Geneva rootstocks managed organically; five-year results from the 2015 NC-140 organic apple rootstock trial. J. Amer. Pomol. Soc. 77:14-27.
- Yao, S., Heyduck, R. 2022. Early performance of jujube cultivars in the southwestern Unites States. Acta Horticulturae, 1350: 7-13.
- Yao. S. 2022. Low temperature is critical for jujube grafting success in frost-prone northern New Mexico. HortTechnology 32:28-31. https://doi.org/10.21273/HORTTECH04927-21
- Hayes, T. E., Robinson, C., Acharya, R., Flores, N., and Yao, S. (2020). Shape influence on consumers’ willingness to purchase dried jujube fruit. Western Economics Forum, 18(2):141-151. http://ageconsearch.umn.edu/record/308123/files/ShapeInfluenceonConsumers.pdf
- Yao, S., R. Heyduck, S. Guldan and G. Sapkota. 2020. Early performance of drying and multipurpose jujube cultivars in the southwestern United States. HortScience 55:1804-1810. https://doi.org/10.21273/HORTSCI15344-20
- Liu, M., J. Wang, L. Wang, P. Liu, J. Zhao, Z. Zhao, S. Yao, F. Stanica, Z. Liu, L.Wang, C. Ao, L. Dai, X. Li, X. Zhao and C. Jia. 2020. The historical and current research progresses of jujube- a super fruit for the future. Horticulture Research 7:119. https://doi.org/10.1038/s41438-020-00346-53
- Yao, S. 2020. Jujube (Ziziphus jujuba Mill.) research, extension and production in the United States. Acta Hort. 1287: 211-218.
- Cormier, J.*, R. Heyduck, G. Guldan, S. Yao, D. VanLeeuwen, and I. Guzman. 2020. Intercropping Winter Greens between Blackberry Rows for Year-round High Tunnel Production. HortTechnology 30:47-54. https://doi.org/10.21273/HORTTECH04436-19
- Yao, S., R. Heyduck and S. Guldan. 2019. Early performance of fresh eating cultivars in the Southwestern United States. HortScience 54:1941-1946. https://doi.org/10.21273/HORTSCI14312-19
- Yao, S., S. Guldan and R. Heyduck. 2019. High tunnel apricot production in frost-prone northern New Mexico. HortTechnology 29: 457-460. https://doi.org/10.21273/HORTTECH04315-19
- Yao, S. and R. Heyduck. 2018. Ornamental Jujube Cultivar Evaluation in the Southwestern United States. HortTechnology 28:557-561.
- Yao, S., S. Guldan, and R. Heyduck. 2018. Organic blackberry cultivar trials at High Elevation and in High pH Soil in the Southwestern United States. J. Amer. Pom. Soc. 72: 202-209.
- Yao, S. 2018. Jujube phenology, pollen germination and two unique germplasm resources in New Mexico. HortScience 53:23-27.
- Huang, J., R. Heyduck, R. Richins, D. VanLeeuwen, M. O’Connell, and S. Yao. 2017. Jujube cultivar vitamin C profile and nutrient dynamics during maturation. HortScience 52:859-867.
- Anderson, N. O., Ascher, P., fritz, V., Rohwer, C. D., Poppe, S., Yao, S., Johnson, P., Klossner, L., Eash, N., Liedl, B.E., and Reith-Rozelle, J. 2017. Chrysanthemum x hybridum MN 98-89-7 shrub garden chrysanthemum. HortScience 52: 306-309.
- Yao, S. 2016. Jujube, an alternative fruit crop for the Southwestern United States. HortScience 51:1329-1332.
- Yao, S. 2016. Jujube (Ziziphus jujuba) in the United States: challenges and opportunities. Acta Hort. 1116: 23-30.
- Grasswitz, T. and Yao, S. 2016. Efficacy of pheromonal control of the peachtree borer (Synanthedon exitiosa (Say)) in small-scale orchards. J. Applied Entomology 140: 669-676.
- Anderson, N.O., P. Ascher, V. Fritz, C.D. Rohwer, S. Poppe, S. Yao, P. Johnson, and B.E. Liedl. 2015. Chrysanthemum ×hybridum Mammoth™ ‘Dark Bronze Daisy’ garden chrysanthemum. HortScience 50:1260-1264.
- Yao, S., J. Huang, and R. Heyduck. 2015. Jujube (Ziziphus jujuba Mill.) flowering and fruiting in the Southwestern United States. HortScience 50:839-846.
- Yao, S., S.J. Guldan, R.P. Flynn, and C. Ochoa. 2015. Challenges of strawberry production in high-pH soil at high elevation in the Southwestern United States. HortScience50:1605-1609.
- Anderson, N.O., E. Gesick, V. Fritz, C. Rohwer, S. Yao, P. Johnson, S. Poppe, B.E. Liedl, L. Klossner, N. Eash, and J. Reith-Rozelle. 2014. Mammoth™ series garden chrysanthemum ‘Lavender Daisy’. HortScience 49:1600-1604.
- Anderson, N.O., V. Fritz, C. Rohwer, S. Poppe, B.E. Liedl, S. Yao, P. Johnson, J. Reith-Rozelle, L. Klossner, and N. Eash. 2014. Chrysanthemum ×hybridum Mammoth™ ‘Dark Pink Daisy’ garden chrysanthemum. HortScience 49:1595-1599.
- Yao, S. 2013. Unique fruit development of ornamental ‘Teapot’ jujube. HortTechnology 23:364-368.
- Yao, S. 2013. Past, present, and future of jujubes- Chinese dates in the United States. HortScience 48:672-680.
- Grasswitz, T. and S. Yao. 2013. Control of the greater peach tree borer (Synanthedon exitiosa) (Lepidoptera: Sesiidae) in small-scale organic orchards. Acta Hort. 1001:110-114.
- Yao, S., J.J. Luby, and K.E. Hummer. 2012. Cold hardiness and foliar disease resistance of Northern American and Asian Fragaria. J. Amer. Pom. Soc. 66: 45-55.
- Anderson, N.O., E. Gesick, P.D. Ascher, S. Poppe, S. Yao, D. Wildung, P. Johnson, V. Fritz, C. Rohwer, L, Klossner, N. Eash, B.E. Liedl, and J. Reith-Rozelle. 2012. Mammoth TM ‘Twilight Pink Daisy’ garden chrysanthemum. HortScience 47:1182-1186.
- Anderson, N.O., S. Poppe, P.D. Ascher, E. Gesick, S. Yao, D. Wildung, P. Johnson, C. Fritz, J. Hebel, L. Llossner, N. Eash, and B.E. Liedl. 2012. MammothTM ‘Yellow Quill’ garden chrysanthemum. HortScience 47:285-288.
- Yao. S. 2011. Winter 2011 low-temperature injury to stone fruit flower buds in New Mexico. HortTechnology 21:767-772.
- Yao, S. and C. Rosen. 2011. Primocane-fruiting raspberry production in high tunnels in a cold region of the upper Midwestern United States. HortTechnology 21: 429-434.
- Randall, J. J., J. French, S. Yao, S. F. Hanson, N. P. Goldberg. 2011. First report of Xylella fastidiosa in peach in New Mexico. Plant Disease 95:871-872.
- Yao, S., J.J. Luby and D. Wildung. 2009. Strawberry cultivar injury after two contrasting Minnesota winters. HortTechnology 19: 803-808.
- Anderson, N., L. Klossner, N. Eash, V. Fritz, N. Wang, S. Poppe, J. Reith-Rozelle, D. Wildung, S. Yao, P. Johnson, B. E. Liedl.2009.Gaura lindheimeri ‘Snowstorm’: A new Z6 heat/frost-tolerant container and landscaping perennial, HortScience 44: 1481-1483.
- Yao, S., I.A. Merwin and M.G. Brown, 2009, Apple root growth, turnover, and distribution under different orchard groundcover management systems. HortScience 44: 168-175.
- Yao, S., I.A. Merwin, G.A. Abawi, J.E. Thies. 2006. Soil fumigation and compost amendment alter soil microbial community composition but do not improve tree growth or yield in an apple replant site. Soil Biology & Biochemistry 38: 578-599.
- Yao, S., I.A. Merwin and M.G. Brown, 2006, Root dynamics of apple rootstocks in a replanted orchard. HortScience 41:1149-1155.
- Yao, S., I.A. Merwin, G. Bird, G. Abawi, J.E. Thies. 2005. Orchard floor management practices that maintain vegetative or biomass groundcover stimulate soil microbial activity and alter soil microbial community composition. Plant and Soil 71:377-389.
- Rumberger, A., S. Yao, I. A. Merwin, E. Nelson, and J. Thies. 2004. Rootstock genotype and orchard replant position rather than soil fumigation or compost amendment determine tree growth and rhizosphere bacterial community composition in an apple replant soil. Plant and Soil 264:247-260.
- Yao, S. and H. Shu. 1999. Studies on the effects of organic materials application on mineral nutrient and enzymes across the rhizosphere of apple. Acta Peodologica Sinica 36: 428-432 (in Chinese).
- Yao, S, Li X. et al. 1999. Soil cytokinins change of potted apple after organic materials amendment. Plant Physiology Communications 35: 120-122 (in Chinese).
- Yao, S., B. Xueand H. Shu. 2000. The effect of organic material amendment on soil enzymes of potted apple. Soil and Fertilizer 2000: 32-35 (in Chinese).
- Yao, S. and B. Xue. 1999. An overview-orchard management system, J. of Shandong Agricultural University 30: 186-192 (in Chinese).
- Yao, S., X. Zeng, and L. Jian. 1991. The changes of total protein during the overwintering period of peach flower buds, and its relation to cold hardiness. Acta Horticulturae Sinica 18: 16-20 (in Chinese).
- Yao, S., X. Zeng, and L. Jian. 1991. The polysaccharide accumulation and the changes of plasmolysis of Peach flower buds during the overwintering period, and their relations to cold hardiness. J. of Fruit Science 8: 13-18 (in Chinese).
NMSU Cooperative Extension publications:
- Yao, S. 2023. Jujube, Chinese date in New Mexico (revised). NMSU Cooperative Extension Service Publication H330. https://aces.nmsu.edu/pubs/_h/H330.pdf
- Yao, S. 2021. Fruit tree freeze and frost damage and its management. NMSU Cooperative Extension Service publication Circular CR701. https://aces.nmsu.edu/pubs/_circulars/CR701.pdf
- Yao. S. 2019. Jujube training and pruning basics. NMSU Cooperative Extension Service Publication H337. https://aces.nmsu.edu/pubs/_h/H337.pdf
- Yao, S. 2019. Rootstocks for size-controlled apple trees. NMSU Cooperative Extension Service Publication H307. https://aces.nmsu.edu/pubs/_h/H307.pdf
- Yao, S. 2019. Minor small fruit crops for New Mexican gardens. NMSU Cooperative Extension Service Publication H326.
- Yao, S. 2018. Raspberries for the Home Garden. NMSU Cooperative Extension Service Publication H320. https://aces.nmsu.edu/pubs/_h/H320.pdf
- Yao, S. 2018. Blackberry production in New Mexico. NMSU Cooperative Extension Service Publication H325. https://aces.nmsu.edu/pubs/_h/H325.pdf
- Yao, S. 2017. Pruning the home orchard. NMSU Cooperative Extension Service Publication H327. https://aces.nmsu.edu/pubs/_h/H327.pdf
- Yao, S. and R. Flynn. 2015.Home garden strawberry production in New Mexico. NMSU Cooperative Extension Service Publication H324. https://aces.nmsu.edu/pubs/_h/H324.pdf
- Yao, S. and R. Heerema. 2014. Fruits and nuts for New Mexico orchards. NMSU Cooperative Extension Service Publication H310. https://aces.nmsu.edu/pubs/_h/H310.pdf
- Yao, S. 2014. Why fruit trees fail to bear. NMSU Cooperative Extension Service Publication H308. https://aces.nmsu.edu/pubs/_h/H308.pdf
- Yao, S. 2014. Jujube (Ziziphus jujuba) grafting. NMSU Cooperative Extension Service Publication H335. https://aces.nmsu.edu/pubs/_h/H335.pdf
- Yao, S. 2013. Training young apple trees to the central leader system. NMSU Cooperative Extension Service Publication H333. https://aces.nmsu.edu/pubs/_h/H333.pdf
- Yao, S. 2012. Jujube: Chinese date in New Mexico. NMSU Cooperative Extension Service Publication H330. https://aces.nmsu.edu/pubs/_h/H330.pdf
NMSU jujube website https://jujube.nmsu.edu/ which was established in 2018 and updated in October 2024, serving jujube growers nationwide.