Scientist Profile

Photo

Helen L. Valmayor

Plant Taxonomist, Rizal Pro Partia Award for Outstanding Contribution to Horticulture (1980)

Expertise: Ornamental Horticulture, Plant Taxonomy, Orchid Culture, Tissue Culture

Dr. Helen L. Valmayor is recognized for important Hibiscus rosa – sinensis “Helen L. Valmayor”. Named after Helen L. Villamayor, Philippine Orchids propagator and author of several books on Philippine orchids. Hibiscus rosa-sinensis ‘Helen Valmayor’ has bright orange petals with yellow edging and pronounced red eye zone. Flowers are medium to large, single, and have overlapped blooms that bloom for two days. Plants have good blooming habit and upright with leggy bush habit. It is part of the UPLB Millennium Hibiscus Hybrids Series.

Affiliation

Professor, University of the Philippines at Los Baños, College, Laguna

Association

    • SAR, Member
    • LBOS, Member, Board of Directors
    • LBOS, Board of Directors
    • ISPT, Member
    • AOS, Member
    • Phi Sigma, Member

Employment

    • UPLB, Associate Professor I., 1974 - 1977
    • UPLN, Associate Professor II, 1977 - 1980
    • UPLB, Professor I, 1981

Award

    • Rizal Pro Partia Award for Outstanding Contribution to Horticulture, Philippine Government President FEM, 1980
    • Achievement Award, Los Baños Orchid Society, 1984
    • Professorial Chair on Ornamental Horticulture, UPLB, 1977-1978

Papers Presented

    • Philippine ornamental horiculture, Seminar for the Export Development of Flowers Plants and Foliage Ministry of Trade
    • Ornamental horticulture industry in the Philippines, PCARRD Fortnightly Seminar

Education

    • U of Florida, PhD Botany, 1964
    • UP, MS Botany, 1957
    • UP, BSE Biology, 1953
    • UP, BS botany, 1951, 1951

Publication

    • Valmayor, H.L., (1977) Breeding trends in Phalaenopsis
    • Proceedings, 2nd Asean Congress, Djakarta
    • Vergara, B.S. Valmayor, H.L., (1977) ASEAN orchid gene bank - Philippine proposal
    • Proceedings, 2nd ASEAN Orchid Congress, Djakarta, Indonesia
    • Valmayor, H.L., (1957) Dictyledonae-Apetalae of the University Campus Diliman, Quezon City
    • Unpublished
    • Valmayor, H.L., (1961) How to grow orchids from seeds
    • Agriculture at Los Ba?os Volume 1(2)
    • Valmayor, H.L. Hilario, F.I. Bautista, O.K., (1963) Effects of maleic hydazide on the growth and flowering of bougainvillae snow white
    • Philippine Agriculturist Volume 47, No. (1):
    • Vilmayor, R.V. Valmayor, H.L. Gonzales, L.G., (1965) Rambutan
    • Agriculture at Los Ba?os Volume 5, No. (2):
    • Valmayor, H.L., (1966) New trends in growing orchids
    • Agriculture at Los Ba?os Volume 5, No. (3):
    • Valmayor, H.L. Sagawa, Y., (1966) Ovule development of Broughtonia sanguinea R. Br.
    • Philippine Agriculturist Volume 52, No. (4):
    • Valmayor, H.L. Sagawa, Y., (1967) Ovule culture in some orchids
    • Amercan Orchid Society Bulletin Volume 36
    • Valmayor, H.L. Price, G.R., (1970) Banana fruit pulp: a good medium for growing orchids
    • Agriculture at Los Ba?os Volume 9, No. (4):
    • Valmayor, H.L., (1970) Ornamental horticulture industry in the philippines
    • Presented at the PCARRD Fortnightly Seminar
    • Valmayor, H.L., (1972) Colombian sojourn- a report to the 7th World Orchid Conference in Medillin, Colombia
    • Pollinia, Los Ba?os Orchid Society
    • Valmayor, H.L., (1972) Further investigation into nutrient media for orchid Ovule culture
    • Proceeding, 7th World Orchid Conference
    • Pages, P.D. Valmayor, H.L. Price, G.R. Bustrillos, A. Espique, M., (1972) Nutrient media for germination of orchids
    • Agriculture at Los Ba?os Volume 11, No. (4):
    • Valmayor, H.L., (1972) Plant and flower structure of orchids
    • Pollinia, Los Ba?os Orchid Society
    • Valmayor, H.L. Price, G.R., (1972) What are orchids?
    • Pollinia, Los Ba?os Orchid Society
    • Valmayor, H.L., (1972) Winning exhibits at the 6th Makiling flower and garden show
    • Pollinia, Los Ba?os Orchid Society
    • Valmayor, H.L., (1973) Cultural management of ornamentals in the Philippines
    • Proceedings, PCARRD Research Workshop
    • Valmayor, H.L., (1973) Present status of the ornamental horticulture industry inthe Philippines
    • Proceedings, Research Workshop
    • Espique, N. Valmayor, H.L., (1973) Studies on the germination of Phalaenopsis amabilis
    • Proceedings, CSSP,UPLB
    • Valmayor, H.L., (1974) Propagation of orchids
    • Pollinia, Los Ba?os Orchid Society
    • Valmayor, H.L., (1975) Cultural management and propagation research in ornamental crops
    • Proceedings, PCARR Workshop on NAtional Priorities in Philippine Agriculture, Crops Research Division, Workshop Session No.23,Ornamental Horticulture Research papers,UPLB, College, laguna
    • Valmayor, H.L., (1975) Philippine Phalaenopsis
    • Proceedings, 1st ASEAN Orchid Conference, BAgkok
    • Valmayor, H.L. Balaga, H.Y., (1976) Orchid training manual for orchid culture
    • Shoet Course Handouts
    • Valmayor, H.L. Sorita, E. Pankalang, A. Price, G., (1976) Ovule development of some Sarcanthinae orchids
    • Philippine Agriculturist Volume 60, No. (5-6):
    • Valmayor, H.L., (1977) Philippine ornamental horticulture, past, present and challeges of the future
    • Professorial Lecture in Ornamental Horticulture, UPLB
    • Valmayor, H.L., (1977) Present status and prospects of the Philippine ornamental horticulture industry
    • Proceedings, PCARRD Research Workshop
    • Sagawa, Y. Valmayor, H.L., (1966) Embryo culture of orchids
    • Proceedings, 5th World Orchid Conference American Orchid Society, Cambridge, Mass
    • Valmayor, H.L., (1977) Research and extension education in ornamental nursery management
    • Proceedings, 1st National Seed Symposium, UPLB
    • Valmayor, H.L., (1977) Status of the orchid industry in the Philippines
    • Proceedings, 2nd ASEAN Orchid Congress, Djakarta, Indonesia
    • Valmayor, H.L., (1977) Training and extension set-up at U.P. at Los Ba?os for the orchid industry
    • Proceedings, 2nd ASEAN Orchid Congress, Djakarta, Indonesia
    • Valmayor, H.L., (1978) Philippine orchids and their contributions to the orchid world
    • Professorial Lecture in Ornamental Horticulture, UPLB
    • Valmayor, H.L., (1979) Endemism and distribution of Philippine orchids
    • Presented at the Philippine Orchid Society Mid Year show
    • Valmayor, H.L., (1979) Tissue culture in ornamentals
    • Presented at the Workshop on Ornamental Horticulture, PCARRD
    • Valmayor, H.L., (1980) Eduardo Quisimbing and Philippine orchids
    • Proc., 3rd ASEAN Orchid Congress, Serdang, Malaysia
    • Valmayor, H.L., (1980) Philippine ornamental horiculture
    • Presented at the Seminar for the Export Development of Flowers Plants and Foliage Ministry of Trade
    • Bautista, O.K. Valmayor, H.L. Tabora, P.C. Jr. Espino, R.R.C., (1983) Introduction to tropical horticulture
    • College, Laguna: UPLB-CA
    • Valmayor, H.L., (1984) Orchidiana Philippiniana
    • Eugenio Lpez Foundation, Inc. Pasig