Kamaau, Meshack Mutungi, Harun Mbuvi, and Francis Maingi. 2025. “Iron Uptake in Spinach (Spinacia Oleracea) Using Biochar-Iron Complex Derived from Sugarcane Bagasse under Greenhouse Conditions”. Journal of Scientific Agriculture 9 (October):211-18. https://doi.org/10.25081/jsa.2025.v9.9672.