| 2023 | Zedekiah Odira Onyando, Elizabeth Omukunda, Patrick Okoth, Sandra Khatiebi, Solomon Omwoma, Peter Otieno, Odipo Osano and Joseph Lalah: Screening and Prioritization of Pesticide Application for Potential Human Health and Environmental Risks in Largescale Farms in Western Kenya. In: Agriculture, 13, 2023, |
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| 2020 | Wang, H., Cheng, Z., Yuan, H., Zhu, N., Lou, Z., Otieno, P. Occurrence of banned and commonly used pesticide residues in concentrated leachate: Implications for ecological risk assessment. In: Science of the Total Environment. , 2020, |
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| 2020 | Wang, H., Cheng, Z., Yuan, H., Zhu, N., Lou, Z., Otieno, P. Occurrence of banned and commonly used pesticide residues in concentrated leachate: Implications for ecological risk assessment. In: Science of The Total Environment, 710, 2020, |
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| 2015 | Ziyang Lou, Bernd Bilitewski, Nanwen Zhu, Xiaoli Chai, Bing Li, Youcai Zhao, Peter Otieno Greenhouse gas emission and its potential mitigation process from the waste sector in a large-scale exhibition. In: Journal of Environmental Sciences, 2015, 44-50 |
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| 2015 | Dr. Peter Otieno, P. Okinda Owuor, J.O. Lalah, G. Pfister & K.-W. Schramm Monitoring the occurrence and distribution of selected organophosphates and carbamate pesticide residues in the ecosystem of Lake Naivasha, Kenya. . In: Toxicological and Environment Chemistry, 2015, 51-61 |
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| 2014 | Peter Otieno, Patrick Ssebugere, Mika Sillanpää Bernard T. Kiremire, GabrielN.Kasozi, PuWang c, Samuel O. Sojin, Nali Zhuc, Chaofei Zhu Haidong Zhang Hongtao Shang, Daiwei Ren, Yingming Li,
Qinghua Zhang, Guibin Jiang: Polychlorinated biphenyls and hexachlorocyclohexanes in sediments
and fish species from the Napoleon Gulf of Lake Victoria, Uganda. In: Science of the Total Environment, 2014, 55-60 |
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| 2014 | Patrick Ssebugere, Mika Sillanpää, Bernard T. Kiremire, Gabriel N.Kasoz, Pu Wang, Samuel O. Sojinu, Peter O. Otieno, Nali Zhu, Chaofei Zhu, Haidong Zhang, Hongtao Shang, Daiwei Ren, Yingming Li, Qinghua Zhang, Guibin Jiang Polychlorinated biphenyls and hexachlorocyclohexanes in sediments and fish species from the Napoleon Gulf of Lake Victoria. In: Science of the Total Environment, 2014, 55-60 |
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| 2013 | Otieno P.O., Okinda Owuor, P., Lalah, J.O., Pfister, G., Schramm, K-W: Comparative evaluation of ELISA kit and HPLC DAD for the determination of chlorpyrifos ethyl residues in water and sediments . In: Talanta, 2013, 259-257 |
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| 2013 | Otieno P.O., Okinda Owuor, P., Lalah, J.O., Pfister, G., Schramm, K-W.: Impacts of climate-induced changes on the distribution of pesticides residues in water and sediment of Lake Naivasha, Kenya. In: Environmental Monitoring and Assessment, 2013, 2723-2733 |
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| 2012 | Peter Otieno, Joseph Lalah: Analytical, legal and regulatory mechanisms in Kenya, and General Conclusions regarding carbofuran use, misuse and monitoring in Kenya. In: Richards Ngaio Carbofuran and Wildlife Poisoning: Global Perspectives and Forensic Approaches. John Wiley and Sons, Inc, 2012. 84-98. |
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| 2012 | Peter Otieno, Joseph Lalah: Background on pesticide use and environmental monitoring in Kenya. In: Richards Ngaio, A Chronicling of long-standing carbofuran use and its menace to wildlife in Kenya. John Wiley and Sons, 2012. 39-52 |
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| 2012 | Peter Otieno, Joseph Lalah: Forensic analysis of carbofuran in vultures and environmental samples collected from Laikipia and Isiolo Districts. In: Richards Ngaio, Carbofuran and Wildlife Poisoning: Global Perspectives and Forensic Approaches. John Wiley and Sons, Inc, 2012. 77-84 |
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| 2012 | Peter Otieno, Schramm, K-W., Pfister, G., Lalah, J.O., Ojwach, S.O Spatial distribution and temporal trend in concentration of carbofuran, diazinon and chlorpyrifos ethyl residues in sediment and water in Lake Naivasha, Kenya. In: Bulletin of Environmental Contamination and Toxicology, 2012, 526-532 |
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| 2011 | Otieno P.O., Lalah J.O., Virani M., Jondiko I.O., Schramm K-W Otieno: Carbofuran use and abuse in Kenya: Residues in soils, plants, water courses and the African white-backed vultures (Gyps africanus) found dead. In: Environmentalist , 2011, 382-393 |
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| 2011 | Peter Otieno: Environmental monitoring in Kenya: preserving the biodiversity of East Africa. In: ECG Bulletin, The Royal Society of Chemistry-Environmental Chemistry Group., 2011, 1758-6224 |
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