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Table 4 Repellent effect of various herbal extracts

From: Herbal rodent repellent: a dependable and dynamic approach in defiance of synthetic repellent

PSMs

Plant(s)/compound(s)

Effective rodent species

Outcome

References

Essential oils and Terpenoids

Black pepper oil [Piper nigrum (L.)], Bergamot oil, Buchu oil, Fennel oil [Foeniculum vulgare, (L.) Mill.], Grass-tree oil, (R)-(+) Limonene, Neem oil (Azadirachta indica, A. Juss.), Chinese geranium oil [Pelargonium graveolens (L’Her)], onion oil [Allium cepa (L.)], Garlic oil [Allium sativum (L.)], Bisabolol [Matricaria chamomilla, (L.)], Carvacrol [Origanum vulgare, (L.)], Eugenol [Syzygium aromaticum, (L.)]

Microtus arvalis, Mus musculus, squirrels, Arvicola amphibius, Woodchucks (Marmota monax L.), Wistar rats (Rattus norvegicus), Arvicola amphibius, Water vole (Arvicola amphibius)

Repellent effect

Hansen et al. (2016), Fischer et al. (2013)

Alkaloids and Alkylamides

Szechuan pepper oil (Zanthoxylum piperitum), capsaicin (Capsicum species), Quinolizidine alkaloids (QA) e.g., sparteine, angustifoline, lupanine, ormosanine, panamine

Rattus norvegicus, Dasyprocta leporina

Repellent effect

Hansen et al. (2016), Stefanini et al. (2020)

Phenolics

Anthraquinone, Cinnamic acid, Cinnamamide, Ferulic acid, Creosote resin, stilbenes

Microtus arvalis, Mus musculus, Neotoma albigula, Castor canadensis, Rattus norvegicus, Neotoma lepida, Neotoma stephensi, Microtus agrestis

Repellent effect

Hansen et al. (2016), Epple et al. (2001)

Tannins

Quercus crispula, Tannic acid

Sciurus niger, Sciurus carolinensis, Sciurus carolinensis, Octogon degus, Phyllotis darwini, Apodemus speciosus

Repellent effect

Hansen et al. (2016)