A. Lawan Ngala, B. Bababe, and A. Mala Musa, “EFFECTS OF NPK FERTILIZER AND FARMYARD MANURE RATES ON MILLET PERFORMANCE IN SUDAN AND SAHEL SAVANNA SOILS OF NORTHEAST NIGERIA: Effect t of NPK and FYM manure on millet growth”, EJAS, vol. 8, no. 6, pp. 62–80, Nov. 2020.