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Abstract

Toxicity of neem seed oil against the larvae of Boophilus decoloratus, a one-host tick in cattle

Author(s): MK Choudhury
Department of Pharmaceutical Chemistry, School of Pharmacy, Addis Ababa University, Addis Ababa, Ethiopia

Correspondence Address:
M K Choudhury Department of Pharmaceutical Chemistry, School of Pharmacy, Addis Ababa University, Addis Ababa Ethiopia [email protected]


The in vitro toxicity of neem seed oil (Azadirachta indica A. Juss, family: Meliaceae, Dogon yaro in Hausa language in Nigeria) was tested against the larvae of a one-host tick, Boophilus decoloratus (family: Ixodidae or hard tick, commonly known as blue tick) parasitic mainly to cattle generally found in savannas of tropical equatorial Africa. The 20, 40, 60, 80 and 100% concentrations of neem seed oil were found to kill all (100% mortality) the larvae after 27, 27, 27, 27 and 24 h respectively.

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