An acetone extract of <i>Clausena</i> <i>anisata</i> may be a potential control agent for flies encountered in cutaneous myiasis

Clausena anisata is a medicinal plant used traditionally to treat myiasis and as an insect repellent by various communities. We have previously demonstrated the effects of C. anisata extracts on blowfly feeding and development in our laboratory. The impact of C. anisata leaf extracts on populations...

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Main Authors: Lillian Mukandiwa, Jacobus N. Eloff, Donald R. Sibanda, Vinny Naidoo
Format: Article
Language:English
Published: AOSIS 2016-05-01
Series:Onderstepoort Journal of Veterinary Research
Subjects:
Online Access:https://ojvr.org/index.php/ojvr/article/view/1045
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author Lillian Mukandiwa
Jacobus N. Eloff
Donald R. Sibanda
Vinny Naidoo
author_facet Lillian Mukandiwa
Jacobus N. Eloff
Donald R. Sibanda
Vinny Naidoo
author_sort Lillian Mukandiwa
collection DOAJ
description Clausena anisata is a medicinal plant used traditionally to treat myiasis and as an insect repellent by various communities. We have previously demonstrated the effects of C. anisata extracts on blowfly feeding and development in our laboratory. The impact of C. anisata leaf extracts on populations of different fly species on farms in Mpumalanga, South Africa was investigated in this study under field conditions. Flies were exposed to liver baits treated with acetone leaf extracts of C. anisata (150 mg/mL). Fly numbers and composition on two farms, with and without C. anisata treated liver, were compared during a period of 12 weeks when fly populations were expected to be high. Observations were made on fly behaviour and development, adult sizes and numbers. The flies exposed to liver treated with the leaf extract of C. anisata had a decreased rate of development, prolonged larval period, smaller body sizes and more sluggish behaviour compared to those subjected to the control treatment. No significant differences were, however, found between the numbers and sizes of flies on the treated and on the control farm, which was most likely due to the limited nature of the baiting programme we followed. The effects of C. anisata extracts on blowfly behaviour and development observed in previous laboratory studies were confirmed in this field evaluation. Although the extracts did not have a significant effect on the overall population size in this experiment, we believe that the C. anisata leaf extract could be useful in integrated pest management based on its effect on larval development. In addition, species such as Lucilia cuprina and Chrysomya marginalis seemed to have been repelled by the C. anisata treated liver; as a result, further work should explore this aspect and how it can be used for the protection of animals.
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spelling doaj.art-8e83f4f166574e849ea39b71a74c2ebf2022-12-21T20:08:01ZengAOSISOnderstepoort Journal of Veterinary Research0030-24652219-06352016-05-01831e1e710.4102/ojvr.v83i1.1045521An acetone extract of <i>Clausena</i> <i>anisata</i> may be a potential control agent for flies encountered in cutaneous myiasisLillian Mukandiwa0Jacobus N. Eloff1Donald R. Sibanda2Vinny Naidoo3Department of Paraclinical Sciences, University of PretoriaDepartment of Paraclinical Sciences, University of PretoriaMpumalanga Veterinary Services, SiyabuswaDepartment of Paraclinical Sciences, University of PretoriaClausena anisata is a medicinal plant used traditionally to treat myiasis and as an insect repellent by various communities. We have previously demonstrated the effects of C. anisata extracts on blowfly feeding and development in our laboratory. The impact of C. anisata leaf extracts on populations of different fly species on farms in Mpumalanga, South Africa was investigated in this study under field conditions. Flies were exposed to liver baits treated with acetone leaf extracts of C. anisata (150 mg/mL). Fly numbers and composition on two farms, with and without C. anisata treated liver, were compared during a period of 12 weeks when fly populations were expected to be high. Observations were made on fly behaviour and development, adult sizes and numbers. The flies exposed to liver treated with the leaf extract of C. anisata had a decreased rate of development, prolonged larval period, smaller body sizes and more sluggish behaviour compared to those subjected to the control treatment. No significant differences were, however, found between the numbers and sizes of flies on the treated and on the control farm, which was most likely due to the limited nature of the baiting programme we followed. The effects of C. anisata extracts on blowfly behaviour and development observed in previous laboratory studies were confirmed in this field evaluation. Although the extracts did not have a significant effect on the overall population size in this experiment, we believe that the C. anisata leaf extract could be useful in integrated pest management based on its effect on larval development. In addition, species such as Lucilia cuprina and Chrysomya marginalis seemed to have been repelled by the C. anisata treated liver; as a result, further work should explore this aspect and how it can be used for the protection of animals.https://ojvr.org/index.php/ojvr/article/view/1045BlowfliesClausena anisataprotracted larval stagepupal malformation
spellingShingle Lillian Mukandiwa
Jacobus N. Eloff
Donald R. Sibanda
Vinny Naidoo
An acetone extract of <i>Clausena</i> <i>anisata</i> may be a potential control agent for flies encountered in cutaneous myiasis
Onderstepoort Journal of Veterinary Research
Blowflies
Clausena anisata
protracted larval stage
pupal malformation
title An acetone extract of <i>Clausena</i> <i>anisata</i> may be a potential control agent for flies encountered in cutaneous myiasis
title_full An acetone extract of <i>Clausena</i> <i>anisata</i> may be a potential control agent for flies encountered in cutaneous myiasis
title_fullStr An acetone extract of <i>Clausena</i> <i>anisata</i> may be a potential control agent for flies encountered in cutaneous myiasis
title_full_unstemmed An acetone extract of <i>Clausena</i> <i>anisata</i> may be a potential control agent for flies encountered in cutaneous myiasis
title_short An acetone extract of <i>Clausena</i> <i>anisata</i> may be a potential control agent for flies encountered in cutaneous myiasis
title_sort acetone extract of i clausena i i anisata i may be a potential control agent for flies encountered in cutaneous myiasis
topic Blowflies
Clausena anisata
protracted larval stage
pupal malformation
url https://ojvr.org/index.php/ojvr/article/view/1045
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