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

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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
L-DOPA *
LACTUPICRIN Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
LARICIRESINOL *
LAWSONE 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.
LEIOKININE-A *
LEIOKININE-B *
LEPTINE Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
LICOISOFLAVONE-A 1.2 ppm Russell, G. B., Phytochemical resources for crop protection, N. Z. J. Technol., 2, 1986, 127-134.
LICOISOFLAVONE-B ED50=<1 ppm *
LIGULATIN *
LIMONENE *
LIMONIN Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
LUTEOLIN IC52=<1,000 ppm diet 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.
LUTEONE 0.27 mM 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.
LYCORENINE Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
LYCORICIDINE Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
MELIANTRIOL Rizk, A.F.M. and Al-Nowaihi, A.S., The Phytochemistry of the Horticultural Plants of Qatar, Scientific and Applied Research Centre, University of Qatar.
MELICOPICINE Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
MENADIONE 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.
METHYL-(3S,5S)-5-HYDROXY-3-(BETA-D-GLUCOPYRANOSYLOXY)-HEXANOATE *
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Larrea tridentata Chaparral; Creosote Bush 4 0
Lasianthus chinensis 1 0
Laurus nobilis Bayleaf; Sweet Bay; Grecian Laurel; Bay Laurel; Laurel; Bay 18 1, 156, 410
Lavandula angustifolia English Lavender 8 6, 750
Lavandula latifolia Aspic; Broad-Leaved Lavender; Spike Lavender 9 16, 296
Lavandula sp Lavender 1 0
Lavandula spica 1 1, 666.5999755859375
Lavandula x hybrida Hybrid Lavender 7 1, 688
Lavandula x intermedia Dutch Lavender; Lavandin 9 6, 014
Lawsonia inermis Henna; Mignonette; Jamaica-Mignonette; Mignonette Tree 5 260, 636
Ledum palustre Marsh Tea; Wild Rosemary 1 0
Lemaireocereus griseus 1 0
Lemaireocereus thurberi 1 0
Leonotis leonurus Lion's Ear 6 137.20000000298023
Leonurus cardiaca Motherwort 8 230
Lepechinia calycina Epling's Lepechinia 7 1, 720
Lepechinia schiediana Schiede's Lepechinia 2 400
Lepidium meyenii Maca; Peruvian Ginseng 2 0
Lepidium sativum Garden Cress 1 0
Leptospermum polygalifolium 1 137, 500