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Ndegwa PM, Vaddella VK, Hristov AN, Joo HS.Ndegwa PM, et al.J Environ Qual. 2009 Feb 25;38(2):647-53. doi: 10.2134/jeq2008.0211. Print 2009 Mar-Apr.J Environ Qual. 2009.PMID: 19244485
Page LH, Ni JQ, Zhang H, Heber AJ, Mosier NS, Liu X, Joo HS, Ndegwa PM, Harrison JH.Page LH, et al. Among authors: ndegwa pm.J Environ Manage. 2015 Apr 1;152:91-8. doi: 10.1016/j.jenvman.2015.01.024. Epub 2015 Jan 21.J Environ Manage. 2015.PMID: 25617873
Hristov AN, Zaman S, Vander Pol M, Ndegwa P, Campbell L, Silva S.Hristov AN, et al.J Environ Qual. 2009 Oct 29;38(6):2438-48. doi: 10.2134/jeq2009.0057. Print 2009 Nov-Dec.J Environ Qual. 2009.PMID: 19875800