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Biology Department

Profiles > Dr. Hon H. Ho

Dr. Hon H. Ho: Professor and Chair of Biology

Department of Biology
Coykendall Science Building 107
State University of New York at New Paltz
1 Hawk Drive
New Paltz, NY 12561

Phone: (845) 257-3780
Fax: (845) 257-3791


  • B.Sc. General (Botany, Zoology) University of Hong Kong 1962
  • B.Sc. Special (Botany) University of Hong Kong 1963
  • Ph.D. (Botany) University of Western Ontario 1966

Professional Experience

  • 1966-67 Post-doctoral Fellow, Department of Botany, University of Western Ontario
  • 1967-68 Assistant Professor, Department of Botany And Bacteriology, Ohio
    Wesleyan Univeristy
  • 1968- Assistant, Associate and Full Professor, Department of Biology , SUNY New
    Paltz (Chair, 92-08)

Visiting Professor at the Department of Plant Pathology, University of California, Riverside; Systematic Mycology & Lichenology Lab, Institute of Microbiology, Chinese Academy of Sciences, Beijing; Department of Plant Protection, Nanjing Agricultural University, Nanjing; Plant Protection Research Institute, Chinese Academy of Tropical Agricultural Sciences, Hainan and Institute of Botany, Academia Sinica , Taipei.

Courses Taught

15115 Introduction to Plant Life
15305 Plant Morphology
15311 Developmental Plant Anatomy
15510 Mycology (Fungal Biology)
15514 Plant Pathology (Plant Diseases)

Research Interests

Taxonomy and biology of fungi with special emphasis on the oomycetes (Kingdom Chromista), including the plant pathogenic species of Phytophthora, Pythium and Pythiogeton  as well as the saprophytic species of Halophytophthora from mangrove habitats.

Publications (1990-2007)

  • Ho, H.H. and S.C. Jong 1990. Phytophthora erythroseptica. Mycotaxon 36: 73-90.
  • Jong, S.C., H.H. Ho, C. McManus and M.I. Krichevsky 1989. Computer coding of strain features of the genus Phytophthora. Binary 1: 187-193.
  • Ho, H.H. and S.C. Jong 1990. Halophytophthora, gen. nov., a new member of the family Pythiaceae. Mycotaxon 36: 377-382.
  • Ho, H.H. 1990. Taiwan Phytophthora. Botanical Bulletin, Academia 31(2): 89-106.
  • Ho, H.H., S.Y. Hsieh and Ho-shii Chang 1990. Halophytophthora epistomiumfrom mangrove habitats in Taiwan. Mycologia 82: 659- 662.
  • Ho, H.H., Ho-shii Chang and S.Y. Hsieh 1991. Halophytophthora kandelae, a new marine fungus from Taiwan. Mycologica 83: 419-424.
  • Ho, H.H., and S.C. Jong 1991. Species concepts of Phytophthora cryptogea and P. drechsleri. Mycotaxon 40: 35-40.
  • Ho, H.H. and H.S. Chang 1992. A re-evaluation of Phytophthoraspecies described by K. Sawada in Taiwan. Mycotaxon 43: 297-316.
  • Ho, H.H., A. Nakagiri and S.Y. Newell 1992. A new species of Halophytophthorafrom Atlantic and Pacific subtropical islands. Mycologia 84: 548-554.
  • Jong, S.C., H.H. Ho, C. McManus and M.I. Krichevsky 1992. Computer coding of strain features of the genus Pythium. Mycotaxon 44: 301-314.
  • Ho, H.H. 1992. Keys to the species of Phytophthorain Taiwan. Pl. Pathol. Bull. 1: 104-109.
  • Ho, H.H. 1993. Phytophthora hibernalis and P. syringae. Mycotaxon 47: 439-460.
  • Jie Pan, H.H. Ho and S.C. Jong. 1994. A scanning electron microscope study of Phytophthoraand Halophytophthoraspecies. Mycotaxon 51: 257-279.
  • Zhang, K.M., H.H. Ho and J.Y. Lu. 1995. The occurrence of Phytophthor hevea in mainland China. Mycopathologia 129: 87-90.
  • Ho, H.H. 1996. The genus Phytophthora in mainland China. Mycotaxon 58: 93-118.
  • Ho, H.H. and J.Y. Lu. 1997. A synopsis of the occurrence and pathogenicity of Phytophthora species in mainland China. Mycopathologia 138 (3):143-161.
  • Zheng, X.and H.H. Ho. 1998. The rediscovery of Phytophthora polygoni Saw. Bot. Bull. Academia Sinica 39: 209-212.
  • Ho, H.H. 1999. Phytophthora cryrogea. In: Crop Protection Compendum, Global Module (CD-ROM). CAB International, Wallingford, U.K.
  • Zheng, X.B. and H.H. Ho. 2000. The Sexual Stage of Phytophthora Polygoni Saw. Bot. Bull. Academia Sinica 40: 49-52
  • Jee, H.J., H.H. Ho and W.D. Cho. 2000. Pythiogeton zeae sp. nov. Causing Root and Basal Stalk Rot of Corn in Korea. Mycologia 40: 522-527.
  • Zheng, X.B. and H.H. Ho. 2001. Redescription and neotypification of Phytophthora polygoni. Mycotaxon 77:375-377.
  • Ho, H.H. 2001. Phytophthora oryzo-bladis, a new name for P. fragariae var.oryzo bladis. Mycotaxon 78: 17-21.
  • Zeng, H.C., F.C. Zheng, C.P. He and H.H. Ho. 2001. Isolation and identification of Halophytophthora species from mangrove habitats in Hainan Island. Mycosystema 20: 310-315.
  • Ho, H.H., H.C. Zeng and F.C. Zheng. 2002. Phytophthora insolita on Hainan Island. Bot. Bull. Academia Sinica 43: 227-230.
  • Ho, H.H. 2002. Phytophthora cinnamomi var. robiniae var. nov on black locust in Jiangsu Province of China. Mycotaxon 82: 391-396.
  • Ho, H.H., H.S. Chang and S.H. Huang.  2003. Halophytophthora elongata, a new marine species from Taiwan. Mycotaxon 85: 417-422.
  • Zeng Hui-Cai, H.H. Ho, Pu Jin-Ji and Che Li-Hua. 2003. Isolation and identification of root rot pathogen of Gerbera jamesonii in Hainan.
  • Mycosystema 22: 314-318.
  • Zhan Rulin, Zheng Fucong and H. H. Ho. 2003. Isolation and identification of stalk butt rot of passion fruit in Hainan. Chinese Journal of Tropical Crops 24: 39-42.
  • Ho, H.H., F.C. Zheng and H.C. Zeng. 2004. Phytophthora cyperi on Digitaria ciliaris in Hainan Province of China. Mycotaxon 90: 431-435.
  • Zeng, H.C., H.H. Ho and F.C. Zheng. 2005. Pythium vexans causing patch canker of rubber trees on Hainan Island, China. Mycopathologia 159: 601-606.
  • Ho, H. H., C.X. Hong and D.C. Erwin. 2006. Phytophthora inundata isolated from diseased alfalfa roots in Southern California. Mycotaxon 97:349-358.
  • Zhan R.L.,  W.Q, Qing, Y. Song, S.Q. Zhang, H.H. Ho , T.W. Xu and J.S. Huang. 2007. Isolation and identification of Metarhizium anisopliae from natural infections of coconut hispid beetle Brontispa longissima (Gestro) (Coleopter: Chrysomelidae), and preliminary studies on against this pest in Hainan Island, China. Acta Ecologica Sinica 27(4): 1-7.
  • Zhang H., W.C. Ma and H. H. Ho. 2007. Recent advances in research on LUCC: based urban ecological security. Acta Ecologica Sinica 27(5): 2109-2116.


  • State University of New York Faculty Exchange Scholar 1990-93
  • State University of New York Research Foundation Faculty Research Fellowship 1969, 70, 77
  • State University of New York Research Foundation Grant-in-aid 1969-70, 77-78
  • SUNY College at New Paltz Grants for Research and Creative Projects Program 1985-86, 91-92, 95-96, 98-99
  • New York State/United University Profession Experienced Faculty Travel Award 1986, 87, 93, 94, 98
  • Whitehall Foundation Grant-in-aid 1986-89
  • National Research Council (Taiwan, R.O.C.) Grant 1989-91
  • National Geographic Society Research Grant 1991-93, 96-98

  • Listed in numerous biographic citations, including American Men and Women of Science, Who’s Who in America, Who’s Who in the World, Who’s Who in Sciences Higher Education, Outstanding scientists of the 21st Century and Who’s who in Overseas Chinese of High Intelligence.
  • Awarded a special certificate (second prize) by the National Educational Council of the Peoples Republic of China in recognition of major contributions to the advancement of scientific technology in China, 1992.
  • Member of Phytophthora Committee of the International Society of Plant Pathology, 1993-98.
  • Appointed as Visiting Scientist by the Chinese Academy of Tropical Agricultural Sciences, Hainan, China, starting spring, 2003.
  • Editorial Board Member of Research Journal of Botany