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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Fungicide

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List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
HARDWICKIC-ACID *
HEDERAGENIN 7.5-25 ppm Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
HEDERAGENIN-GLYCOSIDE 7.5-25 ppm Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
HEDERASAPONIN-C *
HEDERASAPONINS Wichtl, M. 1984. Teedrogen. Ein Handbuch fur Apotheker und Arzte. Wissenschaftliche Verlagsgesellscharft. mbH Stuttgart. 393 pp.
HELENALIN Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
HEMIGOSSYPOL ED75=100 uM Keeler, R.F. and Tu, A.T. eds. 1991. Toxicology of Plant and Fungal Compounds. (Handbook of Natural Toxins Vol. 6) Marcel Dekker, Inc. NY. 665 pp.
HERNIARIN 100 ppm *
HEVEIN Abstract (See species file)
HEXENAL Abstract (See species file)
HILDECARPIN Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
HINOKITIOL *
HIRCINOL *
HIRUCIN CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses
HOMOFERREIRIN ED50=<50 *
HOMOGENTISIC-ACID *
HOMOPISATIN *
HONOKIOL Recio, M. C., Rios, J. L., and Villar, A., A review of some antimicrobial compounds isolated from medicinal plants reported in the literature 1978-1988, Phytotherapy Research, 3(4), 1989, 117-125.
HORDATINE Wagner & Wolff, eds. 1977. New Natural Products (RS164. I56. 176)
HORDATINE-A Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Capsicum annuum Bell Pepper; Green Pepper; Cherry Pepper; Sweet Pepper; Cone Pepper; Paprika 24 3, 714.3719999925233
Capsicum frutescens Cayenne; Chili; Tabasco; Hot Pepper; Spur Pepper; Red Chili 22 3, 810.3599999919534
Carica papaya Papaya 13 5, 292
Carthamus tinctorius Safflower 7 81.16999999806285
Carum carvi Caraway; Carum; Kummel (Ger.); Comino (Sp.); Comino de prado (Sp.) 30 4, 896, 691.000000015
Carya glabra Pignut Hickory 1 5
Carya illinoensis Pecan 4 46.12000000104308
Carya ovata Shagbark Hickory 3 76.12000000104308
Casimiroa edulis Matasano; White sapote 3 0
Cassia grandis Pink Shower 1 0
Cassia tora Sickle Senna 3 0
Castanea sativa European Chestnut 5 0
Castanospermum australe Black Bean; Moreton Bay Chestnut; Australian Chestnut 4 0
Catalpa bignonioides Indian bean 3 15, 000
Catalpa ovata Hsin-Pa-Pi; Kisasage 4 0
Catharanthus roseus Madagascar Periwinkle; Rosy Periwinkle 6 0
Caulophyllum thalictroides Blue Cohosh 3 3.5
Cedrela odorata Cedro Colorado; Spanish Cedar 1 0
Cedrus deodora Deodar Cedar 1 0
Cedrus libani Cedar of Lebanon 1 0