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

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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
THYMOL LC50=36-49 mg/l *
TREWIASINE Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
WILFORDINE Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
WILFORINE *
XANTHOTOXIN Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
ZINGIBERENE 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.
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Levisticum officinale Lovage 13 523
Ligustrum japonicum Japanese Privet; Ligustri Fructus 2 0
Ligustrum lucidum Chinese Privet; Glossy Privet; Ligustri Fructus; Privet; White Waxtree 1 0
Limonia acidissima Elephant Apple; Manzana De Elefante; Wood-Apple 4 20, 010
Lindera benzoin Benjamin Bush; Spicebush; Wild Allspice; Fieberstrauch (Ger.) 5 1, 717.6000000238419
Linum usitatissimum Flax; Linseed 1 19, 860
Lippia alba White Lippia 2 0
Lippia graveolens Oregano 1 0
Lippia javanica Lemon Bush; Umsuzwane (Zulu) 2 8, 000
Litsea glaucescens Mexican bay 6 337
Lonicera japonica Japanese Honeysuckle 3 0.10199999809265137
Lupinus albus White Lupine 2 0
Lupinus mutabilis Andean Lupine; Chocho; Tarhui 2 0
Lycium barbarum Barbary Matrimony Vine; Ning Xia Gou Qi (Chin.); Matrimony Vine; Common Matrimony Vine; Duke of Argyll's Eta Tree 1 0
Lycium chinense Wolfberry; Chinese Boxthorn; Chinese Matrimony Vine; Chinese Wolfberry; Gou Qi (Chin.); Lyciet de Chine (Fr.); Chinesischer Bocksdorn (Ger.); Daun Koki (Indones.); Spina Santa Cinese (Ital.); Kuko (Jap.); Kaukichai (Malays.) 1 0
Lycopersicon esculentum Tomato 7 24, 000
Lycopodium clavatum Antler Herb; Clubmoss 1 0
Lycopodium lucidulum Shining Clubmoss 1 0
Lycopus europeus European Bugle 1 16
Lycopus uniflorus One-Flowered Bugle 3 214