Comparative Effects of Maize Cob Biochar and Inorganic Fertilizer on Soil Properties and Maize Productivity
Declining soil fertility is a major constraint to sustainable crop production in sub-Saharan Africa, and sole reliance on inorganic fertilizers raises concerns about long-term soil health. This study evaluated the effects of maize cob biochar and NPK fertilizer, applied individually and in combination, on soil proper...