University of Hawai‘i at Manoa
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Last updated on Wednesday, April 1, 2020     Make updates ->

Koon-Hui  Wang

Name :

Koon-Hui Wang

Title :

Associate Prof & Chair

Unit :

Department of Plant & Environmental Protection Sciences

Address :

3050 Maile Way
                  Honolulu, HI 96822

Room :

Gilmore Hall 307

Phone :


Fax :


E-mail :

Website :

Specialties :

Cover cropping, Nematology, Natural farming, Soil health management, Sustainable pest management.

Professional Prep/Appointments :

B.S. National Taiwan University M.S. Horticulture, University of Hawaii, Ph.D. Plant Pathology, University of Hawaii.

Courses Offered:

PEPS 481 Weed Science
PEPS 410 Sustainable Plant and Soil Health Management

PEPS 495 PEPS Capstone
PEPS 691 Special topics (Current topics in Nematology)

Recent Publications :

Book Chapter


  1. Sipes, B.S., and K.-H. Wang. 2015. Pests, diseases and weeds. In: G. Lobo and R.E. Paull (eds). Handbook of Pineapple Technology: Production, Postharvest Science, and Nutrition. John Wiley & Sons, New York, NY (in press).
  2. Wang, K.-H. and J. Uchida. 2014. Plant Disease Prevention and Management in Sustainable Agricultural Systems. pp. 353-384 In: D. Nandwani (ed.) Sustainable Development and Biodiversity Volume 2: Sustainable Horticultural Systems. Springer International Publishing, Switzerland. 31 pp. DOI 10.1007/978-3-319-06904-3_16.


Refereed Journal

    1. Waisen, P., Z. Cheng, B.S. Sipes, J. DeFrank, S.P. Marahatta and K.-H. Wang. Effects of biofumigant crop termination methods on suppression of plant-parasitic nematodes. Applied Soil Ecology (in press).

    2. Waisen, P., B.S. Sipes, and K.-H. Wang. 2019. Examine potential of biofumigant cover crops as open-end trap crops against plant-parasitic nematodes. Nematropica 49: 254-264.

    3. Waisen, P.*, K.-H. Wang and B. S. Sipes. 2019. Effect of spirotetramat (Movento®) on hatch, penetration and reproduction of Rotylenchulus reniformis. Nematropica 49: 194-199.

    4. You, X.*, M. Tojo, S. Ching, and K.-H. Wang. 2018. Effects of vermicompost water extract prepared from bamboo and kudzu against Meloidogyne incognita and Rotylenchulus reniformis. Journal of Nematology 50: ISSN (Online), DOI: 10.21307.
    5. Mishra, S.*, K.-H. Wang, B. S. Sipes, M. Tian. 2018. Induction of host-plant resistance in cucumber by vermicompost tea against root-knot nematode. Nematropica 48: 164-171.
    6. Lau, J.-W.*, Marahatta, S. P., Ragone, D., Wang, K.-H., and Sipes, B. S.2018. Plant-parasitic nematodes associated with breadfruit, Artocarpus altilis Parksinson (Fosberg), in Hawaii. Nematropica 48: 172-178.
    7. Manandhar, R., K.-H. Wang, C. R.R. Hooks, and M. Wright. 2017. Effects of strip-tilled cover cropping on the population density of thrips and predatory insects in a cucurbit agroecosystem. Journal of Asia-Pacific Entomology 192_R1.
    8. Kokalis-Burelle, N., R. McSorley, K.-H. Wang, S. Saha, R. McGovern. 2017. Rhizosphere microorganisms affected by soil solarization and cover cropping in Capsicum annuum and Phaseolus lunatus agroecosystems. Applied Soil Ecology 119: 64-71.
    9. Leslie, A., K.-H. Wang, S. Meyer, C. R.R. 2017. Hooks. Influence of cover crops on arthropods, free-living nematodes, and yield in a succeeding no-till soybean crop. Applied Soil Ecology 117-118: 21-31.
    10. Gangaiah, C., A. A. Ahmad, H. V. Nguyen, K.-H. Wang, and T.J.K. Radovich. 2017. Evaluating three invasive algal species as local organic sources of Potassium (K) for pak choi (Brassica rapa, Chinensis group) Growth. HortScience 52(3):436–440. 2017.
    11. Mishra, S., K.-H. Wang, B. S. Sipes, and M. Tian. 2017. Suppression of root-knot nematode by vermicompost tea prepared from different curing ages of vermicompost. Plant Disease 101: 1-4.
    12. Quintanilla-Tornel, M.A., K.-H. Wang, J. *Tavares, C.R.R. Hooks. 2016. Effects of mulching on above and below ground pests and beneficials in a green onion agroecosystem. Agriculture, Ecosystems, & Environment 224: 75-85. 
    13. Tavares, J., K.-H. Wang, and C.R.R. Hooks. 2015. Effectiveness of insectary plants against insect pests in a Hawaii hydroponic cropping system. Biological Control 91: 1-9 ( 
    14. Hinds, J., K.-H. Wang, and C. R.R. Hooks. 2015. Growth and yield of zucchini squash (Cucurbita pepo L.) as influenced by a sunn hemp living mulch. Biological Agriculture & Horticulture. 13 pp. DOI: 10.1080/01448765.2015.1017736.
    15. Wang, K.-H., R. Myers, A. *Srivastava, and B.S. Sipes. 2015. Using polymerase chain reaction to evaluate preying potential of predatory nematodes against Rotylenchulus reniformis and Meloidogyne incognita. Biological Control 88: 54-60 DOI: 10.1016/j.biocontrol.2015.04.023 
    16. Wang, K.-H., T. Radovich, A. *Pant, and Z. Cheng. 2014. Integration of cover crops and vermicompost tea for soil and plant health management in a short-term vegetable cropping system. Applied Soil Ecology 82: 26-37. DOI: 10.1016/j.apsoil.2014.05.003 
    17. Hinds, J., K.-H. Wang, S. P. Marahatta, S. L.F. Meyer, and C. R.R. Hooks. 2013. Investigating the influence of sunn hemp cover cropping and organic fertilizer on the nematode community in a zucchini cropping system. Journal of Nematology 45: 265-271. 
    18. Cabos, R., K.-H. Wang, B.S. Sipes, W.P. Heller, and T.K. Matsumoto. 2013. Molecular detection of plant-parasitic nematode DNA in the gut of predatory and omnivorous nematodes. Nematropica 43: 44-48.
    19. Cho, Y., A. Strivastava, K.-H. Wang, S. Marahatta. 2012. Transcription factor Amr1 induces melanin biosynthesis and suppresses virulence in Alternaria brassicicola.  PLOS Pathogens 8: e1002974. DOI: 10.1371/journal.ppat.1002974 
    20. Ferris, H., B. S. Griffiths, D. L. Porazinska, T. O. Powers, K.-H. Wang, and M. Tenuta. 2012. Reflections on plant and soil nematode ecology: Past, present and future. Journal of Nematology 44: 115-126 
    21. Marahatta, S.P., K.-H. Wang, B.S. Sipes, and C.R.R. Hooks. 2012. Effects of Tagetes patula on active and inactive stages of root-knot nematodes. Journal of Nematology 44: 26-30 
    22. Marahatta, S.P., K.-H. Wang, B.S. Sipes, and C.R.R. Hooks. 2012. Effects of the integration of sunn hemp and soil solarization on plant-parasitic and free-living nematodes. Journal of Nematology 44:72-79 
    23. Marahatta, S. P., K.-H. Wang, B.S. Sipes, and C.R.R. Hooks. 2012. Effects of Crotalaria juncea on anhydrobiotic state of Rotylenchulus reniformis. Nematropica 42: 34-40 
    24. Hooks, C.R.R., K.-H. Wang, S.L.F. Meyer, M. Lekveishvili, J. Hinds, E. Zobel, A. Rosario-Lebron, and M. Lee-Bullock. 2011. Impact of no-till cover cropping of Italian ryegrass on above and below ground faunal communities inhabiting a soybean field with special emphasis on soybean cyst nematodes. J. Nematol. 43: 166-175 
    25. Wang, K.-H., C.R.R. Hooks, and S.P. *Marahatta. 2011. Can using a strip-tilled living mulch system enhance organisms higher up in the soil food web hierarchy? Appl. Soil Ecol. 49: 107-117 




Languages :

Mandarin Cantonese Malay