Bovine anaplasmosis in Zimbabwe: spatio-temporal distribution and environmental drivers

AbstractUnderstanding the spatial and temporal distribution of Bovine anaplasmosis is crucial for identifying areas of high prevalence for targeted disease control. This research was aimed at modelling and mapping the B. anaplasmosis potential distribution, and identify hotspots as well as significa...

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Main Authors: Natasher Madyavanhu, Munyaradzi Davis Shekede, Samuel Kusangaya, Davies Mubika Pfukenyi, Sylvester Chikerema, Isaiah Gwitira
Format: Article
Language:English
Published: Taylor & Francis Group 2024-12-01
Series:Veterinary Quarterly
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/01652176.2024.2306210
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author Natasher Madyavanhu
Munyaradzi Davis Shekede
Samuel Kusangaya
Davies Mubika Pfukenyi
Sylvester Chikerema
Isaiah Gwitira
author_facet Natasher Madyavanhu
Munyaradzi Davis Shekede
Samuel Kusangaya
Davies Mubika Pfukenyi
Sylvester Chikerema
Isaiah Gwitira
author_sort Natasher Madyavanhu
collection DOAJ
description AbstractUnderstanding the spatial and temporal distribution of Bovine anaplasmosis is crucial for identifying areas of high prevalence for targeted disease control. This research was aimed at modelling and mapping the B. anaplasmosis potential distribution, and identify hotspots as well as significant variables explaining the occurrence of the disease. The Getis Ord Gi* statistic for Hotspot analysis was used as well as MaxEnt ecological niche modelling. The effects of time, land-use, and agro-ecological regions on B. anaplasmosis occurrence were tested using Analysis of Variance (ANOVA). Results showed that several districts in Zimbabwe are suitable for the occurence of the disease for example Binga, Seke, Buhera, Kwekwe, Gweru, Mhondoro, Chegutu, Sanyati, and in the North: Mbire, Muzarabani, Mt Darwin, Shamva, Bindura, Zvimba and Makonde. Morbidity and mortality hotspots were detected in Gokwe-south, Kwekwe, and Chirumhanzu districts. Binga, Gokwe-south, Gutu, Hurungwe, Mazoe, Nkayi, Shamva, and Kwekwe districts also experienced high disease incidences. Temperature seasonality, precipitation seasonality, mean diurnal range, and isothermality were the most important variables in explaining 93% of B. anaplasmosis distribution. Unlike land-use and agro-ecological regions, time (months) had a significant effect on B. anaplasmosis occurrence with July and September having significantly (p < 0.05) higher cases and deaths than the rest of the months. The results of this study provide insights into the management strategies and control of B. anaplasmosis in Zimbabwe. It is thus concluded that geo-spatial techniques, combined with ecological niche modelling can provide useful insights into disease prevalence and distribution and hence can contribute to effective management and control of B. anaplasmosis in Zimbabwe.
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spelling doaj.art-5ca11600a6dd43ed9f914e433a900d672024-01-27T08:41:02ZengTaylor & Francis GroupVeterinary Quarterly0165-21761875-59412024-12-0144111610.1080/01652176.2024.2306210Bovine anaplasmosis in Zimbabwe: spatio-temporal distribution and environmental driversNatasher Madyavanhu0Munyaradzi Davis Shekede1Samuel Kusangaya2Davies Mubika Pfukenyi3Sylvester Chikerema4Isaiah Gwitira5Department of Geography Geospatial Sciences and Earth Observation, Faculty of Science, University of Zimbabwe, Harare, ZimbabweDepartment of Geography Geospatial Sciences and Earth Observation, Faculty of Science, University of Zimbabwe, Harare, ZimbabweDepartment of Geography Geospatial Sciences and Earth Observation, Faculty of Science, University of Zimbabwe, Harare, ZimbabweDepartment of Veterinary Sciences, Faculty of Animal and Veterinary Sciences, Botswana University of Agriculture and Natural Resources, Gaborone, BotswanaDepartment of Clinical Veterinary Studies, University of Zimbabwe, Harare, ZimbabweDepartment of Geography Geospatial Sciences and Earth Observation, Faculty of Science, University of Zimbabwe, Harare, ZimbabweAbstractUnderstanding the spatial and temporal distribution of Bovine anaplasmosis is crucial for identifying areas of high prevalence for targeted disease control. This research was aimed at modelling and mapping the B. anaplasmosis potential distribution, and identify hotspots as well as significant variables explaining the occurrence of the disease. The Getis Ord Gi* statistic for Hotspot analysis was used as well as MaxEnt ecological niche modelling. The effects of time, land-use, and agro-ecological regions on B. anaplasmosis occurrence were tested using Analysis of Variance (ANOVA). Results showed that several districts in Zimbabwe are suitable for the occurence of the disease for example Binga, Seke, Buhera, Kwekwe, Gweru, Mhondoro, Chegutu, Sanyati, and in the North: Mbire, Muzarabani, Mt Darwin, Shamva, Bindura, Zvimba and Makonde. Morbidity and mortality hotspots were detected in Gokwe-south, Kwekwe, and Chirumhanzu districts. Binga, Gokwe-south, Gutu, Hurungwe, Mazoe, Nkayi, Shamva, and Kwekwe districts also experienced high disease incidences. Temperature seasonality, precipitation seasonality, mean diurnal range, and isothermality were the most important variables in explaining 93% of B. anaplasmosis distribution. Unlike land-use and agro-ecological regions, time (months) had a significant effect on B. anaplasmosis occurrence with July and September having significantly (p < 0.05) higher cases and deaths than the rest of the months. The results of this study provide insights into the management strategies and control of B. anaplasmosis in Zimbabwe. It is thus concluded that geo-spatial techniques, combined with ecological niche modelling can provide useful insights into disease prevalence and distribution and hence can contribute to effective management and control of B. anaplasmosis in Zimbabwe.https://www.tandfonline.com/doi/10.1080/01652176.2024.2306210Bovine anaplasmosishotspotclusteringMaxEntspatio-temporal distribution
spellingShingle Natasher Madyavanhu
Munyaradzi Davis Shekede
Samuel Kusangaya
Davies Mubika Pfukenyi
Sylvester Chikerema
Isaiah Gwitira
Bovine anaplasmosis in Zimbabwe: spatio-temporal distribution and environmental drivers
Veterinary Quarterly
Bovine anaplasmosis
hotspot
clustering
MaxEnt
spatio-temporal distribution
title Bovine anaplasmosis in Zimbabwe: spatio-temporal distribution and environmental drivers
title_full Bovine anaplasmosis in Zimbabwe: spatio-temporal distribution and environmental drivers
title_fullStr Bovine anaplasmosis in Zimbabwe: spatio-temporal distribution and environmental drivers
title_full_unstemmed Bovine anaplasmosis in Zimbabwe: spatio-temporal distribution and environmental drivers
title_short Bovine anaplasmosis in Zimbabwe: spatio-temporal distribution and environmental drivers
title_sort bovine anaplasmosis in zimbabwe spatio temporal distribution and environmental drivers
topic Bovine anaplasmosis
hotspot
clustering
MaxEnt
spatio-temporal distribution
url https://www.tandfonline.com/doi/10.1080/01652176.2024.2306210
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