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Last updated on Friday, May 08, 2009     Make new updates ->

Susan C.  Miyasaka


Susan C. Miyasaka




875 Komohana Street
                    Hilo, HI 96720


Komohana Research Extension Center



Fax  :




Green Manures, Taro, Sweet Potato, Plant Nutrition


B.S., Entomology, Univ. California, Berkeley M.S., Agronomy, Univ. Hawaii Ph.D., Agronomy, Cornell Univ.


- Sustainable Cropping Systems for Tropical Root Crops - Ensuring Sustainability of Taro for Future Generations - Evaluation of Sweet Potato Cultivars for Fuel Alcohol Production  - Increasing Sustainability of Tropical Pastures through Selection of Legumes Tolerant to Drought and Aluminum

Courses Taught:

TPSS 610 Nutrition of Tropical Crops

Research Interests:

Alternative crops, plant nutrition, acid soils, aluminum toxicity, taro, legumes, arbuscular mycorrhizal fungi, sweet potato

Recent Publications:

He, X., S.C. Miyasaka, M.M.M. Fitch, P.H. Moore, Y.J. Zhu.  2008.  Agrobacterium tumefasciens- mediated transformation of taro (Colocasia esculenta (L.) Schott) with a rice chitinase gene for improved tolerance to a fungal pathogen Sclerotium rolfsii.  Plant Cell Rep. 27: 903-909.
Ortiz, A.M., S.C. Miyasaka, J.J. Cho, and B.S. Sipes.  2008.  Resistance and tolerance to Meloidogyne javanica in Colocasia esculenta from Thailand, Vietnam, and Nepal.  Int. J. Nematology. 18(1): 66-70.
Miyasaka, S.C., J.D. Hansen, G.K. Fukumoto.  2007.  Resistance to yellow sugarcane aphid: Screening kikuyu and other grasses.  Crop Protect. 26: 503-510.
Miyasaka, S.C., J.D. Hansen, T.G. McDonald, G.K. Fukumoto.  2007.  Effects of nitrogen and potassium in kikuyu grass on feeding by yellow sugarcane aphid.  Crop Protect. 26:511-517. Miyasaka, S.C., N.V. Hue, and M.A. Dunn.  2007.  Chapter 16, Aluminum. p. 439-497.   IN: A. Barker and D.J. Pilbeam. (eds.) Handbook of Plant Nutrition.  Marcel Dekker, New York.
Tisdale, T.E., S.C. Miyasaka, D.E. Hemmes. 2005. Cultivation of the oyster mushroom (Pleurotus ostreatus) on wood substrates in Hawaii. World J Microbiol. Biotech. 22:201-206 .
Mathews, B.W., S.C. Miyasaka, and J.P. Tritschler II. 2004. Mineral nutrition of warm-season forage grasses. p. 217-265. IN: L.E. Moser et al. (eds.) Warm Season Grasses, Agronomy Monograph no. 45. Amer. Soc. Agron., Crop Sci. Soc. Amer., Soil Sci. Soc. Amer., Madison, WI.
S.C. Miyasaka, R.M. Ogoshi, G.Y. Tsuji, and L.S. Kodani. 2003. Site and planting date effects on taro growth: Comparison with aroid model predictions. Agron. J. 95:545-557.
W.J. Osorio, X. Shuai, S. Miyasaka, B. Wang, R.L. Shirey, and W.J. Wigmore. 2003. Nitrogen level and form affect taro growth and nutrition. HortSci. 38(1):36-40.
Miyasaka, S.C. and M. Habte. 2001. Plant mechanisms and mycorrhizal symbioses to increase phosphorus uptake efficiency. Commun. Plant Soil Anal. 32: 1101-1147.
Miyasaka, S.C., J.R. Hollyer, and L.S. Kodani. 2001. Mulch and compost effects on yield and corm rots of taro. Field Crops Res. 71: 101-112.
Miyasaka, S.C. and Martha C. Hawes. 2001. Possible role of root border cells in detection and avoidance of aluminum toxicity. Plant Physiol. 125: 1978-1987.
Hill, Steven A., S.C. Miyasaka, and R.S. Yost. 2000. Taro responses to excess copper in solution culture. HortSci. 35:863-867.