Satognon, F., Lelei, J.J. and Owido, S.F. 2021. Use of GreenSeeker and CM-100 as manual tools for nitrogen management and yield prediction in irrigated potato (Solanum tuberosum) production. Archives of Agriculture and Environmental Science. 6, 2 (Jun. 2021), 121-128. DOI:https://doi.org/10.26832/24566632.2021.060202.