University of Hawai‘i at Manoa
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Last updated on Wednesday, December 10, 2008     Make updates ->

Richard M  Manshardt

Name :

Richard M Manshardt

Title :


Unit :

Department of Tropical Plant and Soil Sciences

Address :

3190 Maile Way
                    Honolulu, HI 96822

Room :

St. John 109A

Phone :


Fax :


E-mail :

Specialties :

Tropical fruit crop breeding and genetics.-Species IdentificationPapaya-Breeding

Education :

Shattuck School, Faribault, Minnisota 1963 B.A., Antioch College (1969) M.S., Agronomy, University of Illinois (1976) Ph.D. University of Florida (1980) Postdoctoral studies, University of California, Riverside (1982)

Projects :

·Improvement of papaya fruit quality and disease resistance by recurrent selection ·A scheme for early determination of sex in papaya seedlings via genetic engineering ·Quantifying gene flow via pollen and seed of transgenic papaya ·Survey of genetic diversity in strawberry guava (Psidium cattleianum) in Hawaii

Courses Offered:

TPSS 403 - Fruit Crop Production TPSS 453 - Plant Breeding TPSS 614 - Molecular Genetics of Crops

Research Interests :

Genetics and breeding of papaya Genetic resources, evaluation, and utilization of tropical fruits Tissue culture and genetic engineering of papaya

Selected Publications :

·Manshardt, R., C. Mello, S. Lum and L. Ta. 2007. Tracking papaya pollen movement with the GUS transgene marker. Acta Horticulturae 740: 183-187. ·Skelton, R., Q. Yu, R. Srinivasan, R. Manshardt, P. Moore, R. Ming. 2006. Tissue differential expression of lycopene beta-cyclase gene in papaya. Cell Research 16: 731-739. ·Deputy, J., R. Ming, H. Ma, M. Fitch, M. Wang, R. Manshardt and J. Stiles. 2002. Molecular markers for sex determination in papaya (Carica papaya L.). Theor. Appl. Genet. 106:107-111. ·Tennant, P., G. Fermin, M.M. Fitch, R.M. Manshardt, J.L. Slightom and D. Gonsalves. 2001. Papaya ringspot virus resistance of transgenic Rainbow and SunUp is affected by gene dosage, plant development, and coat protein homology. European Journal of Plant Pathology 107:645-653. ·Aradhya, K., R. Manshardt, F. Zee, and C. Morden. 1999. A phylogenetic analysis of the genus Carica L. (Caricaceae) based on the restriction fragment length variation in a cpDNA intergenic spacer region. Genetic Resources and Crop Evolution 45:579-586.